Specifications - GE PACSystems RX3i User Manual

2
GFK-2748C

Specifications

PSM Module Power Requirements
Backplane Power Consumption
Total Power Dissipation
Isolation from Backplane
Maximum number of PSM modules per
RX3i system
Sync Relay Contacts
Two isolated relay outputs
Switching speeds
Turn-on time
Turn-off time
Measurement Specifications
Three voltage inputs per grid
Impedance:
Range
Low range
High range
Frequency
Four current inputs per grid
Impedance
Range
Frequency
Phase difference between grids:
Measurement Accuracy
Voltage
Current
kW, kVAR, kVA
kWH, kVARH, kVAH
Power factor
Frequency
Phase angle
Terminal Assembly Input Terminal Ratings
Current
Voltage
Sync Relay contacts
1
In the presence of severe conducted RF interference (IEC 61000-4-6, 10 volts) accuracy could be degraded by ±2% of full
scale.
400 mA max. at 5 VDC
2.0 W max.
1500 VDC
No restrictions, as long as the power supply has sufficient capacity
General purpose: 125 VAC / 125 VDC maximum at 1 amp
Lamp duty: 125 VAC / 125 VDC maximum at 1 amp
Pilot duty: 125 VAC / 125 VDC maximum at 0.35 amp
20 ms
5 ms
All voltage data is scaled in 0.1 VAC units.
>1 MΩ
45–150 VAC RMS (120 VAC nominal)
120–690 VAC RMS (600 VAC CAT IV; 690 VAC CAT III)
30–70 Hz
All current data is scaled in 0.001 Amp units.
<5 milliohms
0–5 A RMS (5 A nominal)
30–70 Hz
O
±180
1
0.2%
0.2%
0.4%
0.4%
1%
0.01 Hz
O
0.1
15 Amps continuous maximum
690 VAC RMS
150 VAC/VDC at 1 Amp Resistive, maximum
Note:
RX3i Power Sync and Measurement System
Actual contact ratings depend on load type. Refer to Sync Relay
Contacts above.