Application
1. Intelligent distribution management system2. Internal energy consumption statistical analysis and charging statistics basis
3. Energy metering, automatic meter reading system
4. Energy and energy efficiency management system
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 |