EasyManua.ls Logo

GE 750 - Page 14

GE 750
504 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Loading...
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

Table of Contents

Other manuals for GE 750

Related product manuals