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Description
YD4Z-9SY multifunction electric power meter integrate the functions with programmable measurement, display, digital communication and electric energy impulse transmitting output, which can carry out electric power measurement, electric energy calculation, data display, data acquisition and data transmission. They are widely used transform substation automation, Distribution network automation, intelligent construction and the inner electric energy measurement, management and evaluation in the enterprise. The meters is class 0.5, achieved LED/LCD display on spot, RS485 digital interface communication remote control, adopt MODBUS-RUT communication protocol.
Technical parameter
Performance | Parameter | ||
Input voltage display | Network | 3 phase 3 line,3 phase 4 line | |
Voltage | Rated voltage | AC100V,400V(please note when purchase) | |
Overload | Measurement:1.2 times instantaneous: 2 times/10s | ||
Power consumption | <1VA(each phase) | ||
Impedance | >300kΩ | ||
Accuracy | RMS measurement, CLASS 0.2% | ||
Current | Rated current | AC1A,5A (please note when purchase) | |
Over load | Continuous:1.2 times instantaneous:10 times/10s | ||
Power consumption | <0.4VA(each phase) | ||
Impedance | <20KΩ | ||
Accuracy | RMS measurement, CLASS 0.2% | ||
Frequency | 40~60Hz, accuracy 0.2Hz | ||
Function | Active power, Reactive power, Apparent power, Accuracy: 0.5% class | ||
Electric energy | Four quadrant measurement, active poweraccuracy rate0.5 class%, reactive power accuracy rate0.5% class | ||
Display | Programmable, switching, circular two, three, or four rows LED display | ||
Power | Operation range | AC/DC 80~270V | |
Power consumption | <5VA | ||
Output | Digital interface | RS-485,MODBUS-RTU | |
Pulse input | Two power pulse output, photo-couple relay | ||
Environment | Working environment | -10~55ºC | |
Store environment | -20~75ºC | ||
Safety | Voltage withstand | Input and power>AC 2kV, input and output>AC 2kV | |
Insulation | Input, output, power supply to machine hull >5MΩ | ||
Dimensions (unit: mm)