Control - GE 869 Instruction Manual

SPECIFICATIONS

Control

1–20
ARC FLASH SENSOR/FIBER
Number of Point Sensors:............................... 4
Detection Radius: ............................................... 180 degree
Maximum Fiber Length (Point Sensor):..... 18 ft
Fiber Size: ............................................................... 1000 um
Mode:........................................................................ Multi-mode
Connector: ............................................................. Small Media Interface (SMI)
Fiber Type: ............................................................. Plastic Optical Fiber
Bend Radius: ......................................................... >25 mm
BREAKER CONTROL
Operation: .............................................................. Asserted FlexLogic Operands
Function:................................................................. Opens/closes, blocks, bypasses blocks to the feeder breaker
BREAKER FAILURE
Mode:........................................................................ 3-pole
Current Supervision:.......................................... phase and neutral current (fundamental phasor magnitude)
Current Supervision Pickup:........................... 0.050 to 30.000 x CT in steps of 0.001 x CT
Current Supervision Dropout: ....................... 97 to 98% of pickup
Current Supervision Accuracy: .................... For 0.1 to 2.0 x CT: ± 0.5% of reading or ± 0.4% of rated
Time Delay: ........................................................... 0.000 to 6000.000 s in steps of 0.001 s
Timer Accuracy:.................................................. ± 3% of delay setting or ± ¼ cycle (whichever is greater)
Reset Time: ............................................................ < 10 ms typical at 2 x Pickup at 60 Hz
LOCAL CONTROL MODE
Number of Elements: ........................................ 1
Select Before Operate Mode: ........................ Disabled, Enabled
Mode:........................................................................ Local Mode ON, Local Mode OFF
Display Status: .....................................................LM (local mode) displayed in banner
Tagging: .................................................................. Disabled, Enabled
MAXIMUM STARTING RATE
Monitored Time Interval:................................. 1 to 300 minutes in steps of 1
Maximum Number of Starts:......................... 1 to 16 starts in steps of 1
Timer Accuracy:.................................................. ±2s or ±1% of total time (whichever is greater)
RESTART DELAY
Restart Delay:....................................................... 0 to 65000 seconds in steps of 1
Timer Accuracy:.................................................. ±2s or ±1% of total time (whichever is greater)
REDUCED VOLTAGE START
Mode:........................................................................ Current Only, Current and Timer, Current or Timer
Start Current Level: ............................................ 0.25 to 3.00 of FLA, in steps of 0.01
Start Timer:............................................................ 1.0 to 600.0 s in steps of 0.1
SWITCH CONTROL
Operation: .............................................................. Local (PB control and SLD) and Remote (asserted FlexLogic
Function:................................................................. Opens/Closes the disconnect switch
Timers:..................................................................... 0.000 to 6000.000 s in steps of 0.001 s
TIME BETWEEN STARTS
Time Between Starts:........................................ 0 to 300 minutes in steps of 1
Timer Accuracy:.................................................. ±2s or ±1% of total time (whichever is greater)
(whichever is greater),
For > 2.0 x CT: ± 1.5% of reading
from pickup to operate
< 12 ms typical at 2 x Pickup at 50 Hz
operands)
869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 1: INTRODUCTION