GE Multilin G60 Generator Protection System 2-25
2 PRODUCT DESCRIPTION 2.2 SPECIFICATIONS
2
2.2.8 FIELD AND STATOR GROUND MODULES
GPM-F MODULE CONTACT INPUTS
Internal wetting: 24 V DC
Input comparator threshold: 6 V DC
External contact: dry
Current when energized: < 10 mA
Debounce time: 10 ms
GPM-F MODULE CRITICAL FAILURE RELAY
Make and carry: 30 A for 0.2 s as per ANSI C37.90
Continuous carry: 8 A
Break (DC inductive, L/R = 40 ms): 1 A at 24 V, 0.5 A at 48 V,
0.3 A at 125 V, 0.2 A at 250 V
Operate time: < 8 ms
Contact material: silver alloy
GPM-F MODULE POWER SUPPLY
GPM-F-L: 100 to 240V AC at 50/60Hz and 10 VA
125 to 250V DC at 10W
GPM-F-HM: 100 to 240V AC at 50/60Hz and 10 VA
125 to 250V DC at 10W
GPM-S-G MODULE CONTACT INPUTS
Internal wetting: 24 V DC
Input comparator threshold: 6 V DC
External contact: dry
Current when energized: < 10 mA
Debounce time: 10 ms
GPM-S-G MODULE POWER SUPPLY
Power supply: 100 to 240 V AC at 50/60 Hz and 110VA
125 to 250 V DC at 110W
Output ratings: 26 V rectangular at 20 Hz, load capabil-
ity 80 VA
GPM-S-B MODULE
Power rating: 80VA
Input ratings: maximum 30 V rectangular at 20 Hz
GPM-F-R MODULE
Current limiting resistor: 12.5 Ω × 4
Voltage divider resistor: 5 Ω × 3
STATOR GROUND PROTECTION CT
Part number: 204-SD-43737
Turns ratio: 400:5A
Rating factor (RF): 3.0
Frequency: 20 Hz
Voltage insulation: 600 V
Basic impulse level (BIL): 10 kV