APP Prepaid Meter Dual Source LCD Din Rail Energy Meter Modbus wifi Electricity Meter
Negotiable
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electricity billing system DIN Rail types of prepaid electricity meters
WiFi energy meter (150A), din rail smart digital power meter single phase electronic energy meter
WIFI APP monitoring three phase digital electricity watt meter kwh meter
Wireless lcd multifunction 4G WIFI rs485 DIN rail electric power meter
KPM33Multifunction meter-Technical parameters | ||||||||
Input voltage | Rated voltage | AC 3x220V/380V | ||||||
Overall power consumption | <2VA/ | |||||||
Frequency range | 45~65Hz | |||||||
Input current | Rated current | 10-100A | ||||||
Frequency range | 45~65Hz | |||||||
Measurement accuracy | Voltage | ±0.2%(0.01V) | ||||||
Current | ±0.2%(0.01A) | |||||||
Active power | ±0.5%(0.1W) | |||||||
Reactive power | ±2.0%(0.1kvar) | |||||||
Active energy | ±0.5%(0.1kWh) | |||||||
Reactive energy | ±2.0%(0.1kvarh) | |||||||
Power factor | ±0.5%(0.001) | |||||||
Frequency | ±0.02Hz(0.01Hz) | |||||||
Clock | Clock accuracy | <0.5S/D | ||||||
Communication | Communication interface | RS485,Photoelectric isolation interface | ||||||
Communication protocol | Modbus-RTU,1200~38400bps | |||||||
Electrical insulation | Power frequency withstand voltage | AC2kV/min~1mA Input-output-power source | ||||||
Insulation resistance | >50MΩ | |||||||
Impact voltage | 5kV(Peak),1.2/50us | |||||||
Working environment | Operating temperature | -25℃ ~ +70℃ | ||||||
Relative humidity | 5%~95% No condensation | |||||||
Storage temperature | -30℃ ~ +75℃ | |||||||
Altitude | No more than 4000m |