B-2
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Appendix B Ratings and Specifications GEH-6632 EX2100 User’s Guide
Input/Output QTY
Potential transformers (PTs)23-phase standard, single-phase available
120 V ac nominal
1 VA nominal burden
Current transformers (CTs, 1 or 5 A) 2 Any two phases, single phase is available
1 VA nominal burden
86G dedicated contact input 1 Open for trip
52G dedicated contact input 1 Closed for online
Trip rated contact outputs 2 At 125 V dc the relay break characteristics are:
Resistive load 0.5 A
Inductive load 0.2 A
General Purpose contact inputs 6 Customer contact, 70 V dc supplied by ECTB
General Purpose Form C contact outputs 4 At 125 V dc the relay break characteristics are:
Resistive load 0.5 A
Inductive load 0.1 A
± 10 V differential amplifier input 1
Control
Automatic ac Voltage Regulation Proportional + Integral, software implemented
± 0.25 % over full voltage range
Manual dc Voltage regulator Proportional + Integral, software implemented
± 2.0 % over full voltage range
Protection Features Under Excitation Limiter, (UEL)
Over Excitation protection (76)
Generator Field Ground detection (64F)
Generator Overvoltage protection (24G)
Loss of Excitation protection (40)
V/Hz limit (24) and trip (24T)
Bridge Over Temperature (26)
Field Over Temperature (49)
Phase Unbalance (22)
PT Failure (60)
Environmental Control & Protection
Base controls cabinet Continuous operation in a 0 to 40 ºC ambient environment
Base power bridge and auxiliary cabinet Continuous operation in a 0 to 40 ºC ambient environment, with 5 to 95%
humidity, non-condensing
Storage Temperature -40 ºC to +70 ºC
Humidity 5 to 95% humidity, non-condensing
Altitude Normal operation at 0 to 1000 m. Derate 6% per 1000 m above 1000 m
Cooling Forced air cooling required for PCM cabinet
Contaminants, withstand 10 PPB of
these:
Reactive Sulfur, Reactive Chlorine, Hydrogen Sulfide
Sulfur Dioxide, Chlorine Dioxide, Sulfuric Acid
Hydrochloric Acid, Hydrogen Chloride, Ammonia
Vibration
Seismic Universal Building Code (UBC) – Seismic Code section 2312 Zone 4
Shipping 72 hours at 0.3 G rms between 4 to 16 Hz
3 shocks of 15 G, 2 ms impulse for all three axes
Operating/Installed at Site 1.0 G Horizontal, 0.5 G vertical at 15 to 150 Hz