Three Phase Four Wire Class 0.1S Meter

The three-phase four-wire 0.1S class meter is a high-precision metering device suitable for three-phase four-wire circuits. The 0.1S class represents high accuracy, with extremely small errors under a wide range, and can accurately measure positive and negative power.

Three Phase Four Wire Class 0.1S Meter Feature

Ultra-high precision measurement: As a 0.1S-level meter, it has extremely high measurement accuracy and can accurately capture subtle changes in electricity.

Applicable to three-phase four-wire system: Designed specifically for three-phase four-wire circuits, it can perfectly adapt to the circuit structure.

Rich functions: In addition to basic energy measurement, it can also monitor power, power factor, frequency and other power parameters in real time.

Stable and reliable performance: Using advanced manufacturing technology and high-quality materials, it can operate stably even in complex environments.

Product Parameters

1. Model MDVH3016, in compliance with IEC 62052-11 and other standards.
2. Voltage is 3P4W - 3×57.7/100 - 240/415V, range 80% - 120% Un; current includes 0.01A/0.05A (minimum), frequency 50Hz; active power accuracy 0.1S, reactive power 0.5S; LED pulse indication, constant 50000imp/kWh, 50000imp/kvarh.
3. Working temperature - 10 - 70℃, storage temperature - 10 - 85℃; protection IP54, insulation class II.
Voltage loop active/apparent power <1W/1VA (auxiliary power supply), current loop (at In) <1.3VA; equipped with color configurable LCD.
4. The backup power supply is a replaceable battery + internal supercapacitor with precise RTC; the communication interface includes optical port, Ethernet port, and multiple RS485 ports, and the protocol includes DLMS/Modbus/DNP3; it supports auxiliary power supply.
5. The IO interface includes 5 signal inputs, 5 signal outputs, and 2 relay outputs; the meter weighs about 1.9kg and has dimensions of 272.0×174.5×80.5mm.

FAQ

What is the rated voltage of this three-phase four-wire meter and what is the voltage range?
The rated voltage is 3P4W - 3×57.7/100 - 240/415V, and the voltage range is 80% Un - 120% Un.

What are the specifications of the reference current and maximum current of the meter?
The reference current is 1A/5A, and the maximum current is 6A/20A.

How is the accuracy of the meter specified, and what type of pulse indicator is it?
The active accuracy is Class 0.1S, and the reactive accuracy is Class 0.5S; the pulse indicator is LED type.

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