Complaint
| Technical parameter | Index | |
input | DC rated voltage | 1 channel: -48VDC |
DC current | 6 channels hall sensors: total 200A/5V, China Telecom, China Mobile, China Unicom and the 1st channel reserve 50A/5V, 2nd channel reserve 100A/5V. | |
| Commercial power monitoring | 1 channel: 0-5VDC | |
Overload capacity | Voltage:1.2times continued,2 times continued 1s; Current: 1.2 times continued,10 times continued 1s. | |
| Accuracy (superposition hall sensors) | 1%In≤I≤10%In error±2.5%; I>10%In error±2% | |
Measurement resolution | Voltage output accuracy 0.01V; current output accuracy 0.01A; power output accuracy 0.01kw; energy output accuracy 0.01kwh | |
functions | Basic function | Monitor device system time, total voltage, output total current, power, energy, each channel voltage, current, power, energy; LED indicator display;485 communication |
Metering function | Start current: under rated voltage, when the load current value of the meter doesn't exceed 1% of the max. current, the meter starts. Shunt running current: when there is no current in the current circuit of the meter, and 85%-125%of the rated voltage is applied on the voltage circuit, the calculator shall not have more than one digital change | |
Alarm function | DC voltage output low alarm,DC voltage output high alarm,one power down alarm, module voltage loss alarm, metering branch error alarm, internal program error alarm, clock error alarm, memory failure alarm, AC input power failure alarm | |
