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KPM31C Single phase 4G DIN rail prepaid energy meter
KPM31C Single phase 4G DIN rail prepaid energy meter
KPM31C Single phase 4G DIN rail prepaid energy meter is in full compliance with the international standard IEC62053:2003 on the 0.5S class energy meter of the relevant technical requirements. It integrates measurement of voltage, current, power, power factory, power consumption and 4g communication together.
Application Occasion
1.Energy and energy efficiency management system.
2.Internal energy consumption statistical analysis and charging statistics basis.
3.Energy metering,automatic meter reading system.
4.Intelligent distribution management system.
Function
Model Selection
Specification
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Function
- Single phase 4g din rail prepaid energy meter
- Full electrical parameter measurement:
- U, I, F, PF, P;
- 4 quadrant energy, prepaid kwh, etc.
- High accuracy:
- Voltage accuracy Class 0.2
- Current accuracy Class 0.2
- Power accuracy Class 0.5
- Active energy Class 0.5
- Reactive energy accuracy Class 2.0
- Record function:
- 12 month energy consumption frozen data;
- Meter working time, load time statics.
- Prepaid power left value.
- Other features:
- Communication：WIFI/4G based on MQTT; RS485 based on MODBUS RTU
- Installation method：DIN rail 35MM
- Remote control on/off.
- Automatic power off after prepaid power used out.
Model Selection
KPM31 single phase din rail smart energy meter
Specification
|
Input Voltage |
Working Voltage |
AC 110V/220V |
|
Frequency range |
45-65Hz |
|
|
Rated power consumption |
KPM31C：＜0.3VA |
|
|
Input current |
Rated current |
0.2-60A |
|
Frequency range |
45-65Hz |
|
|
Measurement accuracy |
Voltage |
±0.2%（0.01V） |
|
Current |
±0.2%（0.01A） |
|
|
Active power |
±0.5%（0.01W） |
|
|
Reactive power |
±2.0%（0.01var） |
|
|
Power factor |
±0.5%（0.001） |
|
|
Frequency |
±0.02 (0.01Hz) |
|
|
Active energy |
±0.5%（0.1kwh） |
|
|
Reactive energy |
±2.0%（0.1kvarh） |
|
|
Clock |
Clock accuracy |
<0.5S/D |
|
Communication |
communication port |
RS485，Photoelectric isolation interface |
|
Communication protocol |
Modbus-RTU, 1200-19200BPS |
|
|
Working environment |
Operating temperature |
-10℃ ~ +55℃ |
|
Storage temperature |
-20℃ ~ +75℃ |
|
|
Relative humidity |
5% ~ 95% No condensation |
|
|
Electrical insulation |
Dielectric strength |
Power frequency voltage AC 2kV, working time 1 min |
|
Insulation resistance |
＞50MΩ |
|
|
Impact voltage |
5kV (Peak),1.2/50us |
|
|
Electromagnetic Compatibility |
Electrostatic discharge immunity |
IEC61000-4-2, level 4 |
|
Fast pulse group immunity |
IEC61000-4-4, level 4 |
|
|
Surge immunity |
IEC61000-4-5, level 4 |
|
|
Power frequency magnetic field immunity |
IEC61000-4-8, level 4 |
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