106
UMG 512
Voltage measurement
The voltage measurement inputs are suitable for measurements in the following power supply systems:
Three-phase 4-conductor systems with rated voltages up to
417V/720V
347V / 600V UL listed
Three-phase 3-conductor systems with rated voltages up to
600V
From a safety and reliability perspective, the voltage measurement inputs are designed as follows:
Overvoltage category
600V CAT III
Measurement surge voltage
6kV
Fuse protection for voltage measurement
1-10 A
Metering range L-N
0
1)
to 600Vrms
Metering range L-L
0
1)
to 1000Vrms
Resolution
0.01V
Crest factor
1.6 (related to 600Vrms)
Impedance
4MOhm/phase
Power consumption
approx. 0.1VA
Sampling rate
25.6kHz
/
phase
Transients
39µs
U
din
2)
i.a.w. EN61000-4-30
100 to 250V
Flicker range (dU/U)
27.5%
Frequency range of the fundamental oscillation
- Resolution
15Hz to 440Hz
0.001Hz
1)
The UMG 512 can only determine measured values, if at least a voltage L-N greater than 10Veff or a voltage
L-L of greater than 18Veff is present at one voltage measurement input.
2)
The U
din
= arranged input voltage according to DIN EN 61000-4-30
Terminal connection capacity (voltage and current measurement)
Connectable conductors. Only one conductor can be connected per terminal!
Single core, multi-core, fine-stranded
0.2 - 2.5mm
2
, AWG 24-12
Terminal pins, core end sheath
0.25 - 2.5mm
2
Tightening torque
0.5 - 0.6Nm
Stripping length
7mm
Содержание UMG 512
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