Instructions REF 550 Advanced Feeder Protection System

329 Pages·2005·6.29 MB·English

Instructions
REF 550
Advanced Feeder
Protection System
ABB Inc.
ABB Advanced Feeder Protection System REF 550
Instruction Booklet
7.11.1.7-50
Issue A.1 March 2005
Revision Note:
01/28/05: Issue A.0 release.
03/25/05: Issue A.1 release.
Product description Modified
ABB Inc.
Substation Automation and Protection
7036 Snowdrift Road
Allentown, PA 18106
USA
Tel: [phone]
Fax: [phone]
ABB Advanced Feeder Protection System REF 550
Table of Contents
Table of Contents .....................................................................................................................ii
Guide to Figures....................................................................................................................viii
Guide to Tables .......................................................................................................................xii
Introduction ...........................................................................................................................xiv
Precautions .....................................................................................................................................................xiv
Password.........................................................................................................................................................xiv
REF 550 Quick Start ...............................................................................................................xv
Initial Tripping................................................................................................................................................... xv
Reclosing ........................................................................................................................................................ xv
Section 1 Feeder Protection & Control Functions
Quick Reference for Protection and Control Functions................................................................................... 1-1
Protective Functions...................................................................................................................................... 1-3
Summary of Protection and Control Elements ............................................................................................... 1-3
HIF Detect™ .................................................................................................................................................. 1-4
Phase Time Overcurrent Element 51P (3I>) ................................................................................................. 1-11
Ground Time Overcurrent Element 51N (IN>)................................................................................................ 1-12
Phase Instantaneous Overcurrent Element 50P-1 (3I>>1) - Level 1, Low set .............................................. 1-13
Phase Instantaneous Overcurrent Element 50P-2 (3I>>2) - Level 2, Mid set................................................ 1-13
Phase Instantaneous Overcurrent Element 50P-3 (3I>>3) - Level 3, High set............................................... 1-14
Two Phase 50P (3I>>) Tripping...................................................................................................................... 1-14
Ground Instantaneous Overcurrent Element 50N-1 (IN>>1) - Level 1, Low set.............................................. 1-15
Ground Instantaneous Overcurrent Element 50N-2 (IN>>2) - Level 2, Mid set.............................................. 1-16
Sensitive Earth Fault (SEF) Option, Definite Time........................................................................................ 1-16
Ground Instantaneous Overcurrent Element 50N-3 (IN>>3) - Level 3, High set............................................. 1-17
Cold Load.................................................................................................................................................... 1-17
Negative Sequence Time Overcurrent Element 46-1 (Insc>1)....................................................................... 1-17
Negative Sequence Time Overcurrent Element 46-2 (Insc>2)....................................................................... 1-19
Directional Phase Time Overcurrent Element 67P (3I>—>) .......................................................................... 1-20
Directional Ground Time Overcurrent Element 67N (IN>—>)......................................................................... 1-22
ANSI Time Overcurrent Curve Equation........................................................................................................ 1-25
ANSI Timing Curves..................................................................................................................................... 1-26
Phase Directional Power Element 32P-2 (I1>—>)......................................................................................... 1-34
Ground Directional Power Element 32N-2 (I2>—>)........................................................................................ 1-34
Frequency Load Shed and Restoration Functions 81S, 81R, and 81O .......................................................... 1-35
Voltage Block Element 81V.......................................................................................................................... 1-36
Undervoltage Element 27.............................................................................................................................. 1-37
Overvoltage Element 59............................................................................................................................... 1-37
Zero Sequence Overvoltage Element 59G.................................................................................................... 1-38
Negative Sequence Voltage Element 47 ....................................................................................................... 1-38
Distance Protection Element 21P................................................................................................................. 1-39
Sync Check Function 25 .............................................................................................................................. 1-41
Page ii Table of Contents
ABB Advanced Feeder Protection System REF 550
Recloser Function 79 (O->I).......................................................................................................................... 1-47
Breaker Failure ............................................................................................................................................. 1-51
Alternate Settings Group .............................................................................................................................. 1-53
Substation Battery Monitoring and Control.................................................................................................... 1-54
Customer-Programmable Curves.................................................................................................................. 1-56
Section 2 System Configuration
Phase CT Ratio.............................................................................................................................................. 2-1
Neutral CT Ratio............................................................................................................................................. 2-1
VT Ratio......................................................................................................................................................... 2-1
VT Connection................................................................................................................................................ 2-1
Line Impedances ............................................................................................................................................ 2-1
Line Length..................................................................................................................................................... 2-2
SWSET.......................................................................................................................................................... 2-2
Trip Fail Timer ................................................................................................................................................. 2-2
Close Fail Timer.............................................................................................................................................. 2-2
Phase Rotation............................................................................................................................................... 2-3
Protection Mode ............................................................................................................................................. 2-3
Reset Mode.................................................................................................................................................... 2-3
ALT1, ALT2 Setting Enable............................................................................................................................. 2-3
MDT Mode...................................................................................................................................................... 2-3
Cold Load Timer.............................................................................................................................................. 2-4
Barrel Shifters A, B ........................................................................................................................................ 2-4
79V (O->IU<) Time Mode................................................................................................................................ 2-4
Voltage Display............................................................................................................................................... 2-4
Zone Sequence .............................................................................................................................................. 2-4
Target Display Mode....................................................................................................................................... 2-4
Local Edit....................................................................................................................................................... 2-5
Remote Edit ................................................................................................................................................... 2-5
Meter Mode .................................................................................................................................................... 2-5
LCD Light ....................................................................................................................................................... 2-5
Unit Name/ID.................................................................................................................................................. 2-5
Demand Meter Constant................................................................................................................................. 2-5
LCD Contrast.................................................................................................................................................. 2-5
Change Test Password.................................................................................................................................... 2-5
SE (I0) CT Ratio............................................................................................................................................ 2-6
Vbus Ratio...................................................................................................................................................... 2-6
Slow Trip Time ................................................................................................................................................ 2-6
OCI Front Panel Select................................................................................................................................... 2-6
Vcn Mode....................................................................................................................................................... 2-7
Change Relay Password................................................................................................................................. 2-7
Section 3 Operator Control Interface
Introduction .................................................................................................................................................... 3-1
Control Buttons............................................................................................................................................... 3-2
Circuit Breaker Control Buttons ...................................................................................................................... 3-3
Programmable LED’s...................................................................................................................................... 3-4
Hot Line Tag.................................................................................................................................................... 3-5
Section 4 User Interfaces
Table of Contents Page iii
ABB Advanced Feeder Protection System REF 550
Operator Control Interface (OCI) LCD Menu System....................................................................................... 4-1
Hot Keys..................................................................................................................................................4-2
Main Menu...............................................................................................................................................4-2
Menu Navigation......................................................................................................................................4-2
Communications Interface via WinECP Tools Suite ........................................................................................ 4-4
System Requirements.................................................................................................................................... 4-5
Installation...................................................................................................................................................... 4-5
Starting WinECP ............................................................................................................................................ 4-6
Select Operating Mode................................................................................................................................... 4-6
Offline......................................................................................................................................................4-7
Direct Access..........................................................................................................................................4-8
Remote Access.....................................................................................................................................4-10
Ethernet Connectivity.............................................................................................................................4-11
File Transfer Protocol (FTP) Operation....................................................................................................4-11
WinECP Main Menu ..................................................................................................................................... 4-12
File.........................................................................................................................................................4-13
Edit........................................................................................................................................................4-15
Monitoring..............................................................................................................................................4-15
Settings.................................................................................................................................................4-15
Control...................................................................................................................................................4-31
History...................................................................................................................................................4-31
Comm....................................................................................................................................................4-33
Help.......................................................................................................................................................4-33
Status Bar.................................................................................................................................................... 4-35
Prolonged Storage of Relay.......................................................................................................................... 4-35
Section 5 Advanced Programmable Logic
Inputs and Outputs......................................................................................................................................... 5-2
Control Points...........................................................................................................................................5-2
LED’s.......................................................................................................................................................5-3
Local Controls..........................................................................................................................................5-4
Miscellaneous..........................................................................................................................................5-5
Physical Inputs........................................................................................................................................5-6
Physical Outputs.....................................................................................................................................5-8
Remote Controls......................................................................................................................................5-9
Status Points.........................................................................................................................................5-11
Timer Inputs and Timer Outputs.............................................................................................................5-13
User Logicals.........................................................................................................................................5-14
Equate Signs................................................................................................................................................ 5-15
Operators ..................................................................................................................................................... 5-16
Parentheses ................................................................................................................................................. 5-17
Comments.................................................................................................................................................... 5-17
WinECP Graphical Interfaces....................................................................................................................... 5-18
Default Advanced Programmable Logic..................................................................................................5-19
Inserting a new program statement line..................................................................................................5-20
Creating an equation..............................................................................................................................5-22
Editing an equation.................................................................................................................................5-23
Using Parentheses.................................................................................................................................5-25
Adding Comments..................................................................................................................................5-26
OPTIONS..............................................................................................................................................5-27
COMPILE..............................................................................................................................................5-28
Page iv Table of Contents
ABB Advanced Feeder Protection System REF 550
Equation Limits and Memory ........................................................................................................................ 5-29
Substation Automation Logic........................................................................................................................ 5-30
S-R Flip Flops........................................................................................................................................5-30
Hot-Line-Tag Logic (31TR Emulation).....................................................................................................5-30
Switch Settings Groups..........................................................................................................................5-31
Barrel Shift Registers.............................................................................................................................5-35
Operator Control Interface (OCI) Breaker Control....................................................................................5-40
Phase Targets Operation on Ground Faults.............................................................................................5-40
Section 6 Monitoring & Control
Monitoring....................................................................................................................................................... 6-1
Metering...................................................................................................................................................6-1
DFR Data.................................................................................................................................................6-2
Physical I/O.............................................................................................................................................6-2
Control Points...........................................................................................................................................6-3
Status Points...........................................................................................................................................6-3
Control............................................................................................................................................................ 6-4
Breaker....................................................................................................................................................6-4
Inputs and Outputs...................................................................................................................................6-5
Resets.....................................................................................................................................................6-7
Digital Fault Recorder...............................................................................................................................6-8
Section 7 Historical Records
Fault Summary............................................................................................................................................... 7-1
Fault Records ................................................................................................................................................. 7-2
Sequence of Events (SOE) - Operations Records .......................................................................................... 7-3
Fault Locator................................................................................................................................................... 7-4
Self-Test Status.............................................................................................................................................. 7-5
Operations Log Listing.........................................................................................................................7-7 to 7-18
Operations Summary.................................................................................................................................... 7-19
Load Profile .................................................................................................................................................. 7-20
Digital Fault Recorder (DFR) ......................................................................................................................... 7-22
Section 8 Automation & Communications
Product Identification...................................................................................................................................... 8-2
REF 550 Device Connection........................................................................................................................... 8-4
Front Port COM1 RS232 Pinout...................................................................................................................... 8-6
Rear Port COM3 RS232 Pinout ...................................................................................................................... 8-6
RS485 Connectivity........................................................................................................................................ 8-7
Serial Port Communication Indication............................................................................................................. 8-9
REF 550 Communication Port Configuration................................................................................................... 8-9
Modbus Register Addresses..............................................................................................................8-10 to 8-46
DNP3.0 Level 2+ Communication................................................................................................................. 8-47
DNP V3.0 Implementation Table.................................................................................................................... 8-52
Section 9 Installation
Receipt of the REF 550 .................................................................................................................................. 9-1
Installing the REF 550.................................................................................................................................... 9-1
Table of Contents Page v
ABB Advanced Feeder Protection System REF 550
Case Dimensions (Standard 19" Rack Mount) ................................................................................................ 9-3
Panel Mounting Kit.......................................................................................................................................... 9-4
Horizontal Mounting........................................................................................................................................ 9-4
Rear Terminal Block Connections.................................................................................................................... 9-5
Relay External Connections............................................................................................................................ 9-6
Typical External Connections.......................................................................................................................... 9-7
Section 10 Testing & Maintenance
High-Potential Tests...................................................................................................................................... 10-1
Withdrawing the REF 550 from its case........................................................................................................ 10-1
System Verification Tests.............................................................................................................................. 10-1
Testing the REF 550..................................................................................................................................... 10-2
Functional Test Mode (Password Protected) ................................................................................................. 10-6
Verify Self-Checking Test Via OCI................................................................................................................. 10-6
Phase Angle Conventions............................................................................................................................. 10-6
Metering Test................................................................................................................................................ 10-6
Pickup-Time Overcurrent.............................................................................................................................. 10-8
Pickup-Instantaneous Overcurrent...............................................................................................................10-10
Timing Tests................................................................................................................................................10-12
Directional Testing........................................................................................................................................10-13
Negative Sequence Testing..........................................................................................................................10-15
Phase Step Distance Testing.......................................................................................................................10-16
Negative Sequence Voltage Testing ............................................................................................................ 10-17
Undervoltage Testing....................................................................................................................................10-18
Phase Overvoltage Testing..........................................................................................................................10-19
Ground Overvoltage Testing.........................................................................................................................10-20
Reclosing Sequence Test.............................................................................................................................10-21
Frequency Tests...........................................................................................................................................10-22
HIF Detect™ Test........................................................................................................................................10-23
Loss of Control Power and Self Check Alarm Control...................................................................................10-23
New Firmware Installation............................................................................................................................10-24
Recovery from Download Failure in Surface Mount Units.............................................................................10-25
Section 11 Specifications & Tolerances
Battery Backed-Up Clock ............................................................................................................................. 11-1
Current Input Circuit...................................................................................................................................... 11-2
Voltage Input Circuit ..................................................................................................................................... 11-2
Burden.......................................................................................................................................................... 11-2
Voltage ......................................................................................................................................................... 11-2
Contact Input Requirements ......................................................................................................................... 11-2
Control Power Burden ................................................................................................................................... 11-2
Output Contact Ratings ................................................................................................................................ 11-2
Operating Temperature.................................................................................................................................. 11-3
Humidity....................................................................................................................................................... 11-3
Electrical Transient Tests .............................................................................................................................. 11-3
Mechanical Tests.......................................................................................................................................... 11-3
Dielectric Insulation Ratings ......................................................................................................................... 11-3
Environmental .............................................................................................................................................. 11-4
Functional..................................................................................................................................................... 11-4
Tolerances.................................................................................................................................................... 11-4
Page vi Table of Contents
ABB Advanced Feeder Protection System REF 550
Weight.......................................................................................................................................................... 11-5
Section 12 Ordering Information
REF 550 Order Selection Sheet.................................................................................................................... 12-1
Spare Parts .................................................................................................................................................. 12-2
Parts and Assemblies............................................................................................................................12-2
Replacing Power Supplies......................................................................................................................12-2
Panel Mounting Kit.................................................................................................................................12-3
Horizontal Mounting...............................................................................................................................12-3
Table of Contents Page vii
ABB Advanced Feeder Protection System REF 550
Guide to Figures
Section 1 – Feeder Protection & Control Functions
Figure 1-1 REF 550 Protective Functions ....................................................................................................... 1-3
Figure 1-2 One-line diagram of a power system having the HIF Detect™ feature............................................ 1-4
Figure 1-3 HIF Detect™ feature flowchart....................................................................................................... 1-5
Figure 1-4 HIF Detect™ functional block diagram........................................................................................... 1-5
Figure 1-5 HIF Detect™ location in Primary, Alternate 1 and Alternate 2 groups with WinECP........................ 1-6
Figure 1-6 HIF Detect™ settings in WinECP................................................................................................... 1-7
Figure 1-7 Advanced Programmable Logic for Application Example 1-1........................................................ 1-10
Figure 1-8 Settings for Application Example 1-2 ........................................................................................... 1-10
Figure 1-9 67P Maximum Torque Angle, Example Settings........................................................................... 1-22
Figure 1-10 67N Maximum Torque Angle, Example Settings......................................................................... 1-22
Figure 1-11 Extremely Inverse Curve............................................................................................................ 1-26
Figure 1-12 Very Inverse Curve..................................................................................................................... 1-27
Figure 1-13 Inverse Curve............................................................................................................................. 1-28
Figure 1-14 Short Time Inverse Curve .......................................................................................................... 1-29
Figure 1-15 Definite Time Curve.................................................................................................................... 1-30
Figure 1-16 Recloser Curve #8...................................................................................................................... 1-31
Figure 1-17 Standard Instantaneous Curve................................................................................................... 1-32
Figure 1-18 Inverse Instantaneous Curve ..................................................................................................... 1-33
Figure 1-19 81S and 81R Functions.............................................................................................................. 1-36
Figure 1-20 Example Characteristics of the Four Zone Distance Elements 21P-1, -2, -3, -4 ......................... 1-40
Figure 1-21 Typical Sync Check Wiring and Mapping .................................................................................... 1-41
Figure 1-22 Synchronism Area...................................................................................................................... 1-43
Figure 1-23 Sync Check Logic...................................................................................................................... 1-44
Figure 1-24 Logic Diagram for Synchronism Check Feature.......................................................................... 1-45
Figure 1-25 Sync Check Maximum Slip Frequency Characteristic ................................................................ 1-46
Figure 1-26 Recloser Sequence.................................................................................................................... 1-47
Figure 1-27 79 Cutout Time (O->I-CO) .......................................................................................................... 1-48
Figure 1-28 Breaker Failure Tripping Logic..................................................................................................... 1-52
Figure 1-29 Breaker Failure Settings Screen................................................................................................. 1-52
Figure 1-30 Sample Alternate Settings Programmable Logic Assignments................................................... 1-53
Figure 1-31 Substation Battery Monitoring settings....................................................................................... 1-54
Figure 1-32 Substation Battery metering....................................................................................................... 1-55
Figure 1-33 Advanced Programmable Logic for Application Example 1-3...................................................... 1-55
Section 3 – Operator Control Interface
Figure 3-1 Front View of the OCI Panel with the Hot Line Tag feature .............................................................. 3-1
Figure 3-2 Portion of LED Programming.......................................................................................................... 3-2
Figure 3-3 Hot Line Tag State Transition Diagram ............................................................................................ 3-3
Section 4 – User Interfaces
Figure 4-1 OCI Access Panel ......................................................................................................................... 4-1
Figure 4-2 OCI User Display Interface screen example................................................................................... 4-2
Figure 4-3 Operator Control Interface LCD Menu Tree ..................................................................................... 4-3
Figure 4-4 WinECP Startup Screen................................................................................................................. 4-5
Figure 4-5 WinECP Installation Startup........................................................................................................... 4-6
Figure 4-6 WinECP Operating Sessions.......................................................................................................... 4-6
Figure 4-7 Offline Start Window ...................................................................................................................... 4-7
Page viii Guide to Figures
ABB Advanced Feeder Protection System REF 550
Figure 4-8 Create Catalog Number window...................................................................................................... 4-7
Figure 4-9 Advanced Firmware Version window............................................................................................... 4-8
Figure 4-10 Direct Access window.................................................................................................................. 4-8
Figure 4-11 Remote/Modem Access window ................................................................................................ 4-10
Figure 4-12 Advanced Modem option............................................................................................................ 4-11
Figure 4-13 WinECP main window ................................................................................................................ 4-12
Figure 4-14 Save settings prompt................................................................................................................. 4-13
Figure 4-15 WinECP Monitoring menu options .............................................................................................. 4-15
Figure 4-16 WinECP Settings screen............................................................................................................ 4-16
Figure 4-17 WinECP Primary Settings screen............................................................................................... 4-17
Figure 4-18 Master Trip Output...................................................................................................................... 4-27
Figure 4-19 DFR settings screen .................................................................................................................. 4-27
Figure 4-20 Timers settings screen............................................................................................................... 4-27
Figure 4-21 Breaker Fail settings screen....................................................................................................... 4-28
Figure 4-22 Example User Display message ................................................................................................ 4-29
Figure 4-23 Settings folder for naming equation components........................................................................ 4-29
Figure 4-24 Example naming for Physical Inputs.......................................................................................... 4-30
Figure 4-25 WinECP Clock settings screen................................................................................................... 4-30
Figure 4-26 WinECP Control menu................................................................................................................ 4-31
Figure 4-27 WinECP History screen.............................................................................................................. 4-32
Figure 4-28 WinECP Communications menu................................................................................................. 4-33
Figure 4-29 WinECP Help menu.................................................................................................................... 4-33
Figure 4-30 WinECP Unit Information window ............................................................................................... 4-34
Section 5 – Advanced Programmable Logic
Figure 5-1 REF 550 Advanced Programmable Logic Function Block............................................................... 5-1
Figure 5-2 REF 550 Advanced Programmable Logic equation structure.......................................................... 5-2
Figure 5-3 Operator Control Interface Menus .................................................................................................. 5-3
Figure 5-4 Programmable logic for Application Example 5-1 ........................................................................... 5-3
Figure 5-5 WinECP settings window for naming the 22 programmable LED’s.................................................. 5-4
Figure 5-6 WinECP settings window for naming Local Controls....................................................................... 5-5
Figure 5-7 Program Statement logic for Application 5-2 .................................................................................. 5-6
Figure 5-8 Programmable logic for Application Example 5-3 ........................................................................... 5-6
Figure 5-8 WinECP settings window for naming Physical Inputs..................................................................... 5-7
Figure 5-9 Application Example 5-4 ................................................................................................................ 5-8
Figure 5-10 WinECP settings window for naming the six Physical Outputs..................................................... 5-9
Figure 5-11 WinECP programming window for naming Remote Controls ....................................................... 5-10
Figure 5-12 Program logic to energize Master Trip operation on voltage or frequency operation..................... 5-11
Figure 5-13 WinECP programming window for naming Status Points............................................................. 5-12
Figure 5-14 Timer Function Block where x = 1 to 16..................................................................................... 5-13
Figure 5-15 Example programming logic for Timer input................................................................................ 5-13
Figure 5-16 Programming logic for Application Example 5-5 ......................................................................... 5-13
Figure 5-17 REF 550 User Logicals logic diagram......................................................................................... 5-14
Figure 5-18 WinECP settings window for naming User Logicals.................................................................... 5-15
Figure 5-19 Logic for Application Example 5-6.............................................................................................. 5-15
Figure 5-20 AND operator Logic Diagram and Truth Table for n > 2................................................................ 5-16
Figure 5-21 OR operator Logic Diagram and Truth Table for n > 2.................................................................. 5-16
Figure 5-22 NOT operator Logic Diagram and Truth Table .............................................................................. 5-17
Figure 5-23 Advanced Programmable Logic user interface in WinECP.......................................................... 5-18
Figure 5-24 REF 550 Advanced Programmable Logic default settings.......................................................... 5-20
Figure 5-25 Pop-up menu for adding an equation........................................................................................... 5-21
Figure 5-26 Advanced Programmable Logic menu tree................................................................................. 5-22
Guide to Figures Page ix