GFL631T-3 INSTRUMENT TRANSFORMER, GFL631T-3 Datasheet - Page 7

• Manufacturer Part Number: GFL631T-3
• Description: GROUND FAULT CURENT
• Manufacturer: INSTRUMENT TRANSFORMER

Specifications of GFL631T-3

• Accuracy: 15%
• Current Measuring Range Ac: 30A To 360A

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Ground Fault Current Detection Systems
Model GFA (Relay)
10 to 75 Amp Trip Currents
OPERATING RANGE:
Trip currents of 10,15, 20 & 75 Amperes.
Time delay from 0.01 to 20 seconds.
INPUT POWER:
FREQUENC Y:
AMBIENT TEMPERATURE RANGE:
-30
SPDT contacts Form C, rated 10 Amps.
at 250 Volts ac, 1/4 H.P., 125 Vac.
Contacts shown with the relay in the
tripped position.
Dielectric strength: GFA protectors withstand
1500 Volts 60 Hz for 60 seconds between all
electrically isolated terminals.
Insulation Resistance:
Insulation resistance of GFA Protectors
exceed 100 megohms when
tested at 500 Vdc.
Only for use with GFA sensors.
o
C to +60
o
C
50/60 Hz.
Self powered.
TYPICAL RESPONSE CURVE MODEL GFA
MODEL NUMBER
RELAY
GFA-1
GFA-2
GFA-3
GFA-4
GFA-5
HANDLE
COLOR
YELLOW
GREEN
WHITE
BLUE
REGULATORY AGENCY APPROVALS
RED
E33504
INSTANTANEOUS
INSTANTANEOUS
MEDIUM DELAY
SHORT DELAY
LONG DELAY
DELAY
LR26229
TYPE
1