113
UMG 512
Function
Symbol
Precision class
Metering range
Display range
Voltage
U L-L
0.5 (IEC61557-12)
18 to 1000 Vrms
0 V to 9999 kV
Power factor
PFA, PFV
2 (IEC61557-12)
0.00 to 1.00
0 to 1
Short-term flicker, long-term flicker
Pst, Plt
-
-
-
Voltage drops
Udip
0.5 (IEC61557-12)
10 to 600 Vrms
0 V to 9999 kV
Voltage increases
Uswl
0.5 (IEC61557-12)
10 to 600 Vrms
0 V to 9999 kV
Transient overvoltages
Utr
0.5 (IEC61557-12)
10 to 600 Vrms
0 V to 9999 kV
Voltage interruptions
Uint
Du- 1 cycle
-
-
Voltage unbalance
1)
Unba
0.5 (IEC61557-12)
10 to 600 Vrms
0 V to 9999 kV
Voltage unbalance
2)
Unb
0.5 (IEC61557-12)
10 to 600 Vrms
0 V to 9999 kV
Voltage harmonics
Uh
Cl. 2 (IEC61000-4-7)
up to 2.5 kHz
0 V to 9999 kV
THD of the voltage
3)
THDu
2.0 (IEC61557-12)
up to 2.5 kHz
0% to 999%
Declarations
1) In relation to the amplitude.
2) In relation to phase and amplitude.
3) In relation to fundamental oscillation.
4) In relation to effective value.
5) Precision class 0.2 with.../ 5A converter.
Precision class 0.5 with.../ 1A converter.
* The display returns to 0 W once the max.
total working value range has been reached.
6) Calculation from fundamental oscillation.
7) Precision class 0.2S according IEC62053-22
Содержание UMG 512
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