janitza UMG 605 PRO, Руководство пользователя и технические данные, Страница: 71 / 87

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UMG 605-PRO
66
16. 9 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
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 15 Hz to 440 Hz
- Resolution 0.001 Hz
Rated current 5 A
Rated current 6 A
Protection when measuring directly
(without a current transformer)
6 A, char. B (approved i.a.w. UL/IEC)
Resolution on the display 10 mA
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. 10 Current measurement inputs
Terminal connection capacity (current measurement and voltage measurement)
Connectable conductors. Only one conductor can be connected per terminal!
Single core, multi-core, fine-stranded
0.08 - 4 mm
2
, AWG 28 - 12
Terminal pins, core end sheath 2.5 mm
2
, AWG 14