GFUVE's reference standard adopt unique sampling technology, with high accuracy, wide testing range. It is suit for electric power departments, electric energy meter manufacturers, measuring and quality examining departments using as standard.

● High accuracy up to 0.01%
● High stability
● Wide testing range
● Multi-function, measuring voltage, current, phase, frequency, power and Kwh parameters etc.
● Large size LCD display screen
● With communication port to PC.

Features

● High accuracy up to 0.05%
● Wide testing range: voltage: 5V...480V, current: 1mA...120A
● Testing type: 3 phase 4 wire, 3 phase 3 wire
● Testing mode: active power,reactive power,cross connected reactive power and apparent power.
● Measuring voltage, current, phase angle, frequency, power, energy(kWH) etc of each phase
● Measuring phase angle of phase to phase, sum of active power, sum of reactive power , sum of apparent power etc
● Harmonic analysis function
● Waveform display function
● Vector diagram function
● Energy accumulating function
● Internal pulse input port, testing meter's error directly.

Technical parameters

Measurement characters

Three phase AC voltage

Measurement range: 5Vrms…480Vrms；

Accuracy: 0.02%;

Virtual resolution: 0.005V;

Ranges: 120V/480V;

Three phase AC current

Measurement range: 1mA…100Arms；

Accuracy: 0.02%;

Virtual resolution: 0.001mA;

Ranges: two times shift 100A/10A/1A/0.1A;

Active/reactive/apparent power

Active power accuracy: 0.05%;

Reactive power accuracy: 0.1%;

Apparent power accuracy: 0.1%;

Virtual resolution: 1mW/mVar/mVA;

Active / reactive energy

Active energy accuracy: 0.05%;

Reactive energy accuracy: 0.1%;

Apparent power accuracy: 0.1%;

Virtual resolution: 1mWS/mVarS;

Power factor

Power factor range: -0.9999~+0.9999;

Accuracy: ±0.0001;

Virtual resolution: 0.0001;

Phase angle of each voltage-current

Phase angle range: 0~+359.99º

Accuracy: ±0.005 º;

Virtual resolution: 0.0001 º;

Frequency

Frequency range: 45~65Hz;

Accuracy: ±0.005Hz;

Virtual resolution: 0.0001Hz;

Operation environment

Temperature: -10℃ ~ 45℃(operation)/-55℃

~ 70℃(storage);

Humidity: 10% ~ 80%(work) / 5 ~ 90%(storage);

Altitude: 0 ~ 3000M;

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