Electric Energy Meter Test Bench

Electric Three Phase Energy Meter Test Bench with class 0.05 / 0.1 High Accuracy

Description

The test bench accuracy class: 0.05/0.1

 Reference standard energy meter:

XL 3100 three phase multi-functions precision power testing instrument

Accuracy class: 0.05 /0.1

MSVT(multi secondary voltage transformer) class: 0.02

Primary voltage: 180-300V (Normal Voltage: 240V)

Secondary voltage: 180-300V

Secondary VA rating: 15VA per winding

Insulation secondary to secondary: 500V, 50Hz, 60 seconds

Primary to secondary ratio accuracy: ±0.1% (typical)

Secondary to secondary ratio accuracy less than: ±0.02%

Secondary to secondary phase angle accuracy less than ±1 minute

Number of secondary output: 8~60channel

 Voltage amplifier:

Output voltage range: 30-400V (phase-neutral); 50-600V (phase-phase)

Output maximum power: 800VA

  Range                           output power

  57.7V                             800VA

  100V                              800VA

  220V                              800VA

  380V                              800VA

Resolution: 0.01%;

Stability: better than 0.05%/3 min (time base 5S);

Distortion factor: < 0.5% at linear load;

Frequency range: 45Hz~65Hz;

Power efficiency: more than 85%;

Ambient temperature: 10~50

Electronic overload and short-circuit protection.

 Current amplifier:

Output current: range: 1mA~120A (option for 1mA~200A);

Output maximum power: 1500VA

Resolution: 0.01%;

Stability: better than 0.05%/3 min (time base 5S);

Distortion factor: < 0.5% at linear load;

Frequency range: 45Hz~65Hz;

Power efficiency: greater than 85%;

Ambient temperature: 10~50

Electronic overload protection and security for open current circuit

Phase Angle: 0°~360° , resolution of phase angle setting: 0.1°;

Output frequency range: 45Hz~65Hz; resolution: 0.01Hz

Harmonic wave output: 2-21 sub-harmonic wave contents≤40%

              3, 5, 7 sub-harmonic wave coupling, total content≤40%

              Phase angle control (odd sub-harmonic wave)

              Wave group control (sub-harmonic wave)

Output stability of power: <0.05% (180S)

Numbers of calibrated energy meter: 16 (6/8/12/16/20/24/32/40 on requested)

Input power: 3×220V/380V (Y)15%, 50/60Hz; Max. Power consumption: 6000VA

Dimension:

Type of bench	Meters	Number	Number of row	Size
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