Technical Data
Specification
3-Phase 3-Wire/3-Phase 4-Wire
Voltage
Reference voltage: 3×100V, 3×380V, 3×57.7/100V, 3×220/380V
Power consumption: < 10VA (single phase) Resistance:>2MΩ
Accuracy: Error ±0.2%
Current
Input current: 3×1(6)A, 3×10(80)A
Power consumption: < 1VA (single channel rated current) Accuracy: Error ±0.2%
Power
Active power, reactive power and apparent power, error ±0.5℅
Power frequency
Metering
Electric energy kWh: Active kWh (Class 0.5S) Reactive kWh (Class 2S)
Clock: ≤0.5s/d
Digital signal
Energy pulse output: 1 channel active optocoupler output
Pulse
Pulse width: 80±20ms
Pulse constant: 400imp/kWh,10000imp/kWh (correspond with basic current)
Communication
Interface and protocol: RS485 interface, Modbus RTU protocol, DL/T645 protocol
Range of communication address: Modbus RTU: 1~ 247;
Baud rate: 1200bps~19200bps
Work environment
Work temperature: -25℃~+55℃
Relative humidity: ≤95℅ (no condensation)
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This smart meter is featured by small size, high accuracy and
easy installation. It has functions including measurement of all electrical quantities, calculation and management of
electric energy, storing of various data for last 48 months, and measurement of total harmonics and sub-harmonics (2-31
times). This energy meter is equipped with RS485 communication interface and configurable with Modbus RTU protocol. The
power meter conforms to IEC62053-21 standard, which is widely applied in a variety of control systems, SCADA systems and
energy management systems.