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93
UMG 96-PA / UMG 96-PA-MID / UMG 96-PA-MID+
Function
Symbol
Accuracy class
Measurement range
Display range
Total active power
P
0.5
5)
(IEC61557-12)
0 W .. 12.6 kW
0 W .. 999 GW *
Total reactive power
QA, Qv
1 (IEC61557-12)
0 var .. 16.6 kvar
0 var .. 999 Gvar *
Total apparent power
SA, Sv
0.5
5)
(IEC61557-12)
0 VA .. 12.6 kVA
0 VA .. 999 GVA *
Total active energy
Ea
0.2
5)
(IEC61557-12)
0.2S
5)
(IEC62053-22)
0 Wh .. 999 GWh
0 Wh .. 999 GWh *
Total reactive energy
ErA, ErV
1 (IEC61557-12)
0 varh .. 999 Gvarh
0 varh .. 999 Gvarh *
Total apparent energy
EapA, EapV 0.5
5)
(IEC61557-12)
0 VAh .. 999 GVAh
0 VAh .. 999 GVAh *
Frequency
f
0.05 (IEC61557-12)
45 Hz .. 65 Hz
45.00 Hz .. 65.00 Hz
Phase current
I
0.2 (IEC61557-12)
0 Arms .. 7 Arms
0 A .. 999 kA
Neutral conductor current calcu-
lated
INc
1.0 (IEC61557-12)
0.03 A .. 25 A
0.03 A .. 999 kA
Voltage
U L-N
0.2 (IEC61557-12)
10 Vrms .. 600 Vrms
0 V .. 999 kV
Voltage
U L-L
0.2 (IEC61557-12)
18 Vrms .. 1040 Vrms
0 V .. 999 kV
Power factor
PFA, PFV
0.5 (IEC61557-12)
0.00 .. 1.00
0.00 .. 1.00
Short-term flicker, long-term
flicker
Pst, Plt
-
-
-
Voltage dips (L-N)
Udip
-
-
-
Voltage swells (L-N)
Uswl
-
-
-
Transient overvoltages
Utr
-
-
-
Voltage interruptions
Uint
-
-
-
Voltage imbalance (L-N)
1)
Unba
-
-
-
Voltage imbalance (L-N)
2)
Unb
-
-
-
Voltage harmonics
Uh
Cl. 1 (IEC61000-4-7)
1 .. 40
0 V .. 999 kV
THD of voltage
3)
THDu
1.0 (IEC61557-12)
0% .. 999%
0% .. 999%
THD of voltage
4)
THD-Ru
-
-
-
Current harmonics
Ih
Cl. 1 (IEC61000-4-7)
1 .. 40
0 A .. 999 kA
THD of current
3)
THDi
1.0 (IEC61557-12)
0% .. 999%
0% .. 999%
THD of current
4)
THD-Ri
-
-
-
Mains signal voltage
MSV
-
-
-
20. Performance characteristics of functions
*When the maximum total energy values are
reached, the display returns to 0 W.
1) Referenced to the amplitude.
2) Referenced to the phase and amplitude.
3) Referenced to the fundamental oscillation.
4) Referenced to the effective value.
5) Accuracy class 0.2/0.2S with ../5A transformer.
Accuracy class 0.5/0.5S with ../1A transformer.