ob_start_detected

| Specification | 3 phase 3 wires, 3 phase 4 wires | |
| Voltage | Reference voltage | 3×100V, 3×380V, 3×57.7/100V, 3×220/380V |
| Consumption | <10VA(Single phase) | |
| Impedance | >2MΩ | |
| Accuracy class | Error±0.2% | |
| Current | Input current | 3×1(6)A, 3×1(6)A(Outlay transformer), 3×10(80)A, 3×10(100)A(Outlay transformer) |
| Consumption | <1VA(Single phase rated current) | |
| Accuracy class | Error±0.2% | |
| Power | Active, reactive, apparent power, error±0.5% | |
| Frequency | 45~65Hz, Error±0.2% | |
| Temperature | -40℃~99℃ | |
| Energy | Active energy(Accuracy class: 0.5, 1), reactive energy(Accuracy class 2) | |
| Clock | ≤0.5s/d | |
| Energy pulse output | 1 active optocoupler output, 1 reactive optocoupler output | |
| Switching output | 1 Switching output, Maximum allowed voltage: DC/AC 220V | |
| Switching input | 1 optocoupler input, Maximum allowed voltage: DC/AC 220V | |
| Width of pulse | 80±20ms | |
| Pulse constant | 6400imp/kWh,400imp/kWh(Correspond with the basic current) | |
| Interface and communication | RS485: Modbus RTU | |
| Range of communication address | Modbus RTU: 1~ 247; | |
| Baud rate | 1200bps~19200bps | |
| Relative temperature | -25℃~+55℃ | |
| Relative humidity | ≤95%(No condensation) | |
| Function | Function description | Function provide |
| Measurement of kWh | Active kWh (positive and negative) | ■ |
| Reactive kWh (positive and negative) | ■ | |
| A, B, C phase positive active kWh | ■ | |
| Measurement of electrical parameters | U, IP, Q, S, PF, F | ■ |
| ■ | ||
| Measurement of | 2~31ST Voltage and current harmonic | ■ |
| LCD Display | 8 bits section LCD display, background light | ■ |
| Key programming | 4 keys to communication and set parameters | ■ |
| Pulse output | Active pulse output | ■ |
| Reactive pulse output | □Note 1 | |
| Clock pulse output | □Note 1 | |
| Multi-tariff and functions | Active switch input | □Note2 |
| Switch output | □Note 2 | |
| Adapt 4 time zones, 4 time interval lists, 14 time interval by day and 4 tariff rates | □ | |
| Max demanded kWh and time happened | □ | |
| Frozen data on last 48 months, last 90days | □ | |
| Date, time | □ | |
| Communication | Infrared communication | ■ |
| The first communication path: Communication interface: RS485, Communication protocol: MODBUS-RTU | □ | |
| The second communication path: Communication interface: RS485, Communication protocol: MODBUS-RTU | □Note 2 | |
| Temperature measurement | Support 3 outlay NTC temperature | □Note 3 |
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1. Technical parameter
|
Specification |
3 phase 3 wires, 3 phase 4 wires |
|
|
Voltage |
Reference voltage |
3×100V, 3×380V, 3×57.7/100V, 3×220/380V |
|
Consumption |
<10VA(Single phase) |
|
|
Impedance |
>2MΩ |
|
|
Accuracy class |
Error±0.2% |
|
|
Current |
Input current |
3×1(6)A, 3×1(6)A(Outlay transformer), 3×10(80)A, 3×10(100)A(Outlay transformer) |
|
Consumption |
<1VA(Single phase rated current) |
|
|
Accuracy class |
Error±0.2% |
|
|
Power |
Active, reactive, apparent power, error±0.5% |
|
|
Frequency |
45~65Hz, Error±0.2% |
|
|
Temperature |
-40℃~99℃ |
|
|
Energy |
Active energy(Accuracy class: 0.5, 1), reactive energy(Accuracy class 2) |
|
|
Clock |
≤0.5s/d |
|
|
Energy pulse output |
1 active optocoupler output, 1 reactive optocoupler output |
|
|
Switching output |
1 Switching output, Maximum allowed voltage: DC/AC 220V |
|
|
Switching input |
1 optocoupler input, Maximum allowed voltage: DC/AC 220V |
|
|
Width of pulse |
80±20ms |
|
|
Pulse constant |
6400imp/kWh,400imp/kWh(Correspond with the basic current) |
|
|
Interface and communication |
RS485: Modbus RTU |
|
|
Range of communication address |
Modbus RTU: 1~ 247; |
|
|
Baud rate |
1200bps~19200bps |
|
|
Relative temperature |
-25℃~+55℃ |
|
|
Relative humidity |
≤95%(No condensation) |
|
2. Basic & Optional Function
|
Function |
Function description |
Function provide |
|
Measurement of kWh |
Active kWh (positive and negative) |
■ |
|
Reactive kWh (positive and negative) |
■ |
|
|
A, B, C phase positive active kWh |
■ |
|
|
Measurement of electrical parameters |
U, IP, Q, S, PF, F |
■ |
|
■ |
||
|
Measurement of |
2~31ST Voltage and current harmonic |
■ |
|
LCD Display |
8 bits section LCD display, background light |
■ |
|
Key programming |
4 keys to communication and set parameters |
■ |
|
Pulse output |
Active pulse output |
■ |
|
Reactive pulse output |
□Note 1 |
|
|
Clock pulse output |
□Note 1 |
|
|
Multi-tariff and functions |
Active switch input |
□Note2 |
|
Switch output |
□Note 2 |
|
|
Adapt 4 time zones, 4 time interval lists, 14 time interval by day and 4 tariff rates |
□ |
|
|
Max demanded kWh and time happened |
□ |
|
|
Frozen data on last 48 months, last 90days |
□ |
|
|
Date, time |
□ |
|
|
Communication |
Infrared communication |
■ |
|
The first communication path: Communication interface: RS485, Communication protocol: MODBUS-RTU |
□ |
|
|
The second communication path: Communication interface: RS485, Communication protocol: MODBUS-RTU |
□Note 2 |
|
|
Temperature measurement |
Support 3 outlay NTC temperature |
□Note 3 |
"■" means standard, "□" means optional.
Note:
1. Reactive pulse output, clock pulse output and switching output: Choose one of these three.
2. Active switching, the second communication path: Choose one of these two.
3. Both 1 and 2 cannot be chosen while choosing temperature measurement.