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Home > Products > ZXDN-3B Intelligent Energy Meter Calibrator

ZXDN-3B Intelligent Energy Meter Calibrator

This instrument is a superior product in the company's electric energy measurement series, which integrates an electric energy meter calibrator and a low-voltage metering device calibrator. It has the functions of electric energy meter error checking, wrong wiring judgment, transformation ratio measurement, meter reading, harmonic measurement, etc.

Features
Technical indicators

Voltage range

AC 40-440V

Current range

(double overload)

Terminal input

5A, 1A

Clamp meter input

5A 20A 100A 500A 1000A 1500A

Grade

5A Terminal, 1A Terminal

0.05 

5A clamp(With the function of self-correction), 20A clamp

0.2

100A, 500A and 1000A

0.5

Power pulse constant

5A Terminal, 1A Terminal, 20A clamp, 5A clamp,100A clamp, 500A clamp and 1000A clamp

FL=36000P/kWh FH=3.6×108 P/kWh

Frequency

45-65Hz

Phase measurement range

-180 -- +180 degrees 

Transformation ratio of Transformer

< ±0.5%

Voltage influence

< ±0.01%

Frequency influence

< ±0.01%(45-65Hz)

Temperature influence

< ±5ppm/℃

24h deviation

(0.1)< ±0.02% (0.05)< ±0.01%

Basic errors

U.I Harmonic measurement

Terminal input

Measuring range

2nd-51st harmonics

Active power

±0.1% ±0.05%

Accuracy of measurement

±0.01%(relative to 100% fundamental wave)

Reactive power

±0.1%

Other technical indicators

Power

±0.1% ±0.05%

Switching power supply

AC57.7~440V(45~65Hz)

Voltage

±0.1% ±0.05%

Power consumption

About 6VA

Current

±0.1% ±0.05%

Environment temperature

-20`C--+40`C(Guaranteed accuracy)

Frequency

±0.05Hz

Relative humidity

40%-95% No condensation

Phase

±0.1 degree ±0.05% degree

Warm-up time

< 3min

Weight

1.8kg

Overall dimensions

(L)249*(W)154*(H)58mm


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