Three-Phase Electric Energy Meter

Product description
Three-phase electric energy meter calibrator is used for grid corporation of measurement and energy test center, management department of power supply bureau, national energy measurement of testing authorities, and also used to test each kind of single/three-phase kWh meter of industries and mining enterprises as well as electric meter manufacturers. Meanwhile, the calibrator also can be used as one high-precision standard power source.


Technical index

Electrical parameters

Accuracy

0.05%, 0.1%

Power Supply

One Phase AC 180-265V, frequency 50/60Hz.

AC Voltage Output

Range(U1,U2,U3)

57.7V, 100V, 220V, 380V

or 69.3V, 120V, 240V, 480V( optional)

Adjustment range

(0-120)%RG(1)

Adjustment �neness
0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.



Electrical parameters - continued

AC Voltage Output - continued

Stability

0.01%/120s

Distortion

0.3% (Non-capacitive load)

Output load

each phase 25VA

Measuring accuracy

0.05%RG

AC Current Output

Range(I1,I2,I3)

200mA, 1A, 5A, 20A, 100A

Adjustment range

(0-120)%RG

Adjustment �neness

0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.

Stability