x
750/760 Feeder Management Relay
GE Power Management
TABLE OF CONTENTS
16.5 DNP 3.0 DEVICE PROFILE
16.5.1 DNP 3.O DEVICE PROFILE DOCUMENT............................................ 16-84
17. COMMISSIONING
17.1 OVERVIEW
17.1.1 DESCRIPTION ........................................................................................ 17-1
17.1.2 REQUIREMENTS.................................................................................... 17-1
17.2 PRELIMINARIES
17.2.1 SAFETY PRECAUTIONS ........................................................................ 17-2
17.2.2 CONVENTIONS....................................................................................... 17-2
17.2.3 TEST EQUIPMENT REQUIRED ............................................................. 17-3
17.2.4 INSTALLATION CHECKS ....................................................................... 17-3
17.3 RELAY TEST SETUPS
17.3.1 WIRING DIAGRAMS ............................................................................... 17-4
17.4 LOGIC/VIRTUAL INPUTS
17.4.1 LOGIC/VIRTUAL INPUTS 1-14 ............................................................... 17-5
a PROCEDURE.......................................................................................... 17-5
b USER INPUT A FUNCTION SETPOINT SET TO ALARM...................... 17-5
c USER INPUT A FUNCTION SETPOINT SET TO CONTROL............... 17-10
d USER INPUT A FUNCTION SETPOINT SET TO TRIP........................ 17-10
17.4.2 VIRTUAL INPUTS 15-20 ....................................................................... 17-10
17.5 OUTPUT RELAYS
17.5.1 INDICATORS......................................................................................... 17-11
17.5.2 PROCEDURE........................................................................................ 17-11
17.6 METERING
17.6.1 MEASUREMENT OF INPUT CURRENT............................................... 17-12
a PHASE AND NEUTRAL CURRENT INPUTS........................................ 17-12
b GROUND AND SENSITIVE GROUND CURRENT INPUT ................... 17-12
17.6.2 MEASUREMENT OF INPUT VOLTAGE ............................................... 17-13
a BUS VOLTAGE...................................................................................... 17-13
b BUS VOLTAGE FREQUENCY.............................................................. 17-14
c SYNCHRO VOLTAGE AND SYNCHRO FREQUENCY........................ 17-14
17.6.3 MEASUREMENT OF REAL POWER & WATTHOURS ........................ 17-15
17.6.4 MEASUREMENT OF REACTIVE POWER & VARHOURS................... 17-15
17.6.5 MEASUREMENT OF APPARENT POWER.......................................... 17-16
17.6.6 MEASUREMENT OF POWER FACTOR............................................... 17-16
17.6.7 MEASUREMENT OF CURRENT DEMAND.......................................... 17-17
17.6.8 MEASUREMENT OF REAL POWER DEMAND ................................... 17-18
17.6.9 MEASUREMENT OF REACTIVE POWER DEMAND........................... 17-18
17.6.10 MEASUREMENT OF APPARENT POWER DEMAND ......................... 17-19
17.6.11 CALCULATION OF PERCENT OF LOAD-TO-TRIP ............................. 17-19
17.6.12 MEASUREMENT OF ANALOG INPUT ................................................. 17-20
17.7 PROTECTION SCHEMES
17.7.1 DESCRIPTION ...................................................................................... 17-21
17.7.2 SETPOINT GROUPS ............................................................................ 17-21
17.7.3 PHASE TIME OVERCURRENT 1 ......................................................... 17-21
a PROCEDURE TO CHECK .................................................................... 17-21
17.7.4 PHASE TIME OVERCURRENT 2 ......................................................... 17-23
17.7.5 PHASE INSTANTANEOUS OVERCURRENT 1 ................................... 17-24
17.7.6 PHASE INSTANTANEOUS OVERCURRENT 2 ................................... 17-24
17.7.7 PHASE DIRECTIONAL OVERCURRENT............................................. 17-25
a FORWARD TRIPPING AND WYE CONNECTED VTs ......................... 17-25
b FORWARD TRIPPING AND DELTA CONNECTED VTs...................... 17-26
17.7.8 NEUTRAL TIME OVERCURRENT 1..................................................... 17-26
17.7.9 NEUTRAL TIME OVERCURRENT 2..................................................... 17-26