UMG 604-PRO
www.janitza.de
67
16. 8 Voltage measurement inputs
Three-phase 4-conductor systems (L-N/L-L) max. 277 V / 480 V
Three-phase 3-conductor systems (L-L) max. 480 V
Resolution 0.01 V
Metering range L-N 0
1)
to 600 Vrms
Metering range L-L 0
1)
to 1000 Vrms
Crest factor 2 (related to 480 Vrms)
Overvoltage category 300 V CAT III
Measurement surge voltage 4 kV
Protection of voltage measurement 1 - 10 A
Impedance 4 MOhm / phase
Power consumption approx. 0.1 VA
Sampling rate 20 kHz / phase
Transients > 50 µs
Frequency of the fundamental oscillation 45 Hz to 65 Hz
- Resolution 0.001 Hz
Rated current 5 A
Rated current 6 A
Protection when measuring directly (with-
out a current transformer)
6 A, char. B (approved i.a.w. UL/IEC)
Resolution on the display 10 mA
Metering range 0.005 to 7 Amps
Crest factor 2 (related to 6 Amps)
Overvoltage category 300 V CAT III
Measurement surge voltage 4 kV
Power consumption approx. 0.2 VA (Ri = 5 mOhm)
Overload for 1 sec. 100 A (sinusoidal)
Sampling rate 20 kHz
16. 9 Current measurement inputs
1)
The UMG device can only determine measured values if at least one voltage measurement input
has an L-N voltage of greater than 10 Veff or an L-L voltage of greater than 18 Veff.
Measurement precision phase angle
0,15°
Terminal connection capacity (voltage measurement)
Conductors to be connected. Only one conductor can be connected per terminal!
Single core, multi-core, fine-stranded 0.08 - 4.0 mm
2
, AWG 28-12
Cable end sleeve (not insulated) 0.25 - 2.5 mm
2
, AWG 24-14
Cable end sleeve (insulated) 0.25 - 2.5 mm
2
, AWG 24-14
Stripping length 8-9 mm (0.31 - 0.35 in)
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