Model & Ordering
Specification
Input
- Range
- Voltage: rating 220V (57.5V / 100V / 380V are optional)
- Current: rating 5A (1A is optional)
- Frequency: 45 ~ 65Hz
- Burden
- Voltage < 0.5VA / phase (rating 220V)
- Current < 0.5VA / phase (rating 5A)
Overload rating
Measured system
- Phase voltage : Ua, Ub, Uc (3 phase 4 wires)
- Line voltage : Uab, Ucb (3 phase 3 wires)
- Current : Ia, Ib, Ic
- Frequency : F
Harmonic measurement
- Voltage and current 1-31 harmonic ration (HR)
- Total harmonic distortion (THD)
Relay output
- 2 Relay output (CO)
- Normal voltage 250VAC (3A) /30VDC (0.2A)
- Relay output used as alert alarm to show the maximum and minimum alarm status
Programmability
- 3P3L or 3W4L
- PT Ratio : 1 ~ 5000
- CT Ratio : 1 ~ 2000
Communication port
- Modbus RTU protocol
- RS-485, RS-232
- Baud Rate : 1.2k / 2.4k / 4.8k / 9.6k / 19.2k
- Address : 1 ~ 254
Electromagnetic compatibility test
- Dielectric strength
- IEC 688 / IEC 255-3 ( 1989 )
- 2kV AC rms 1 minute between input/casing/power
- Impulse and surge immunity test
- IEC 61000-4-5 Class IIII test at 4.0KV
- Static discharge immunity test
- IEC 61000-4-2 Class IIII testing voltage : 8KV
- Electrical fast transient / burst immunity test
- IEC 61000-4-4 Class III Testing voltage : voltage and current with supplement power 1KV
- Voltage pause / suspend and variation immunity test
- IEC61000-4-1, 1voltage suspend 100% and voltage pause 0.5S
- Operation condition
- Temperature range : -20oC ~ +60oC
- RH 20% ~ 95% non-condensed
- Storage condition
- Temperature range : -25oC ~ +70oC
- RH 20% ~ 95% non-condensed
- Power Supply
- AC 80 ~ 260V, C 80 ~ 330V
- DC 20 ~ 60V (option)
- Consumption : 6W
- Dimension
- Cut out
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