Novatech Bitronics PowerPlex II - Page 15

15
ML0044B December 1, 2017 Copyright 2017 Bitronics, LLC
Input Signals – Measurement Inputs
CT Current
Inputs
Configuration 3 Inputs. 3 Phase Currents (IA, IB, IC).
Nominal 5A ac
Range 0 to 10A rms continuous at all rated temperatures
Withstand Withstands 30A ac continuous,
Under fault condition, can withstand 400Aac for 2 seconds
Isolation 2500V ac, minimum.
Burden 0.04VA @ 5A rms, 60Hz (0.0016ohms @ 60Hz)
Frequency 20-75 Hz
VT (PT) Voltage
Inputs
Configuration 8 Inputs, Measures 2 Buses, 3 or 4 Wire. 3 Phase Voltages (VA, VB, VC, VN).
See Appendix A1 Connection Dia
g
rams.
Nominal 120Vac
Range 0 to 600V rms
System Voltage Intended for use on nominal system voltages up to 600V rms
Common Mode
Input Volta
g
e
Accurate to 1000V peak, input-to-case (ground)
Impedance >12M ohms, input-to-case (ground)
Voltage Withstand 2.5kV rms 1min, input-to-case (ground)
2kV rms 1min, input-to-input
Frequency 20-75 Hz
Input Signals – Time Sync
IRIG-B Input
time
s
y
nchronization
Refer to section on IRIG-B Time Sync for Electrical Specifications
Sampling System
Sample Rate 64 samples per cycle