Acrel for Photovoltaic system solutions 3 phase 4 wire electric energy meter lcd display
Negotiable
Min.Order:1
Function | Function description | Function provide |
Measurement of kWh | Active kWh (positive and negative) | ■ |
Reactive kWh (positive and negative) | ■ | |
A. B, C split phase positive active energy | ■ | |
Measurement of electrical parameters | U、I | ■ |
P、Q、S、PF、F | ■ | |
Measurement of harmonics | 2~31ST Voltage and current harmonic | ■ |
LCD Display | 12 bits section LCD display, background light | ■ |
Key programming | 3 keys to communication and set parameters | ■ |
Pulse output | Active pulse output | ■ |
Multi-tariff and functions | Adapt 4 time zones, 2 time interval lists, 14 time interval by day and 4 tariff rates | □ |
Max demand and occurrence time | □ | |
Frozen data on last 48 months, last 90days | □ | |
Date, time | □ | |
Communication | Communication interface: RS485, Communication protocol: MODBUS-RTU | ■ |
Project | Performance parameter | ||||
Specification | 3 phase 3 wires, 3 phase 4 wires | ||||
Measurement | Voltage | Reference voltage | 3×100V3×380Vac、3×57.7/100Vac、 3×220/380Vac (Can normally work under 1.2 times of rated voltage) | ||
Consumption | <10VA(Single phase) | ||||
Impedance | >2MΩ | ||||
Accuracy class | Error±0.2% | ||||
Currnt | Input current | 3×1(6)A, 3×10(80)A | |||
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% | ||||
Metering | Energy | Active energy(Accuracy class: 0.5) reactive energy(Accuracy class 2) | |||
Clock | ≤0.5s/d | ||||
Digit signal | Energy pulse output | 1 active photocoupler output | |||
Pulse | Width of pulse | 80±20ms | |||
Pulse constant | 400imp/kWh,10000imp/kWh(Correspond with the basic current) | ||||
Communication | Interface and communication protocol | RS485:Modbus RTU | |||
Range of Communication address | Modbus RTU:1~ 247; | ||||
Baud rate | 1200bps~19200bps | ||||
Environment | Working temperature | -25℃~+55℃ | |||
Relative humidity | ≤95℅(No condensation) |