114
UMG 509
Function parameters
• Measurement via current transformer ../5A
• Measurements with 50/60 Hz
Function Symbol Precision class Metering range Display range
Total effective power P 0.2
5)
(IEC61557-12) 0 to 15.3kW 0 W to 9999 GW *
Total reactive power QA
6)
, Qv
6)
1 (IEC61557-12) 0 to 15.3 kvar 0 varh .. 9999 Gvar *
Total apparent power SA, Sv
6)
0.2
5)
(IEC61557-12) 0 to 15.3 kVA 0 VA to 9999 GVA *
Total effective energy Ea 0.2S
5) 7)
(IEC61557-12) 0 to 15.3 kWh 0 Wh to 9999 GWh *
Total reactive energy ErA
6)
, ErV
6)
1 (IEC61557-12) 0 to 15.3 kvarh 0 varh .. 9999 Gvarh *
Total apparent energy EapA,EapV
6)
0.2
5)
(IEC61557-12) 0 to 15.3 kVAh 0 VAh to 9999 GVAh *
Frequency f 0.05 (IEC61557-12) 40 to 70 Hz 40 Hz to 70 Hz
Phase current I 0.2 (IEC61557-12) 0.001 to 7 Arms 0 A to 9999 kA
Measured neutral conductor current IN 0.2 (IEC61557-12) 0.001 to 7 Arms 0 A to 9999 kA
Residual currents I5, I6 IDIFF 1 (IEC61557-12) 0 to 40 mArms 0 A to 9999 kA
Computed neutral conductor current INc 0.5 (IEC61557-12) 0.001 to 22.2 A 0 A to 9999 kA
Voltage U L-N 0.1 (IEC61557-12) 10 to 600 Vrms 0 V to 9999 kV
Voltage U L-L 0.1 (IEC61557-12) 18 to 1000 Vrms 0 V to 9999 kV
Power factor PFA, PFV 0.5 (IEC61557-12) 0.00 to 1.00 0 to 1
Short-term flicker, long-term flicker Pst, Plt - - - -
Voltage drops Udip 0.2 (IEC61557-12) 10 to 600 Vrms 0 V to 9999 kV
Voltage increases Uswl 0.2 (IEC61557-12) 10 to 600 Vrms 0 V to 9999 kV
Transient overvoltages Utr 0.2 (IEC61557-12) 10 to 600 Vrms 0 V to 9999 kV
Voltage interruptions Uint - - - -
Voltage unbalance
1)
Unba 0.2 (IEC61557-12) 10 to 600 Vrms 0 V to 9999 kV
Voltage unbalance
2)
Unb 0.2 (IEC61557-12) 10 to 600 Vrms 0 V to 9999 kV
Voltage harmonics Uh Cl. 1 (IEC61000-4-7) up to 2.5 kHz 0 V to 9999 kV
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