Satec PM172EH series - Measurement Specifications

Appendix A Technical Specifications 67
Measurement Specifications
Accuracy, % Parameter Full scale
Rdg FS Conditions
Range Display resolution (%Rdg)
@ range
2
Voltage
120V×PT @ 120V
400V×PT @ 690V
0.2 0.1 10% to 120% FS 0 to 999,000 V Direct wiring (PT=1):
0.1 V
@
0.1V to 999.9 V
Wiring via PTs (PT>1):
0.001 kV
@
0.001kV to 9.999 kV
≤0.1%
@
10.00 kV to 999.0 kV
Starting voltage 1.5% FS
Line current CT PRIMARY CURRENT 0.3 0.015 1% to 120% FS 0 to 9999 A
0.01 A
@
0.01A to 99.99 A
≤0.1%
@
100.0 A to 9999 A
Starting current 0.1% FS
Active power
0.36×PT×CT @ 120V input
1.2×PT×CT @ 690V input
0.4
0.5
0.02
0.02
PF = 1
|PF| ≥ 0.5
1
-2,000,000 to
+2,000,000 kW
Direct wiring (PT=1):
0.001 kW
@
0.001kW to 9.999 kW
Wiring via PTs (PT>1):
0.001 MW
@
0.001MW to 9.999 MW
≤0.1%
@
10.00 MW to 2000 MW
Reactive power
0.36×PT×CT @ 120V input
1.2×PT×CT @ 690V input
0.6 0.02
|PF| ≤ 0.9
1
-2,000,000 to
+2,000,000 kvar
Direct wiring (PT=1):
0.001 kvar
@
0.001kvar to 9.999 kvar
Wiring via PTs (PT>1):
0.001 Mvar
@
0.001Mvar to 9.999
Mvar
≤0.1%
@
10.00 Mvar to 2000 Mvar