Single-phase energy meter Electricity Meter Calibration Test Bench

Single-phase energy meter Electricity Meter Calibration Test Bench

1.Certificate: ISO 9001;?
2.Accuracy class: 0.05, 0.1,?
3.High stability;?
4.Support all test items as per IEC standard?

Main functions and features:

1-????? apply to test all kinds of single-phase energy meter

2-????? simultaneous measurements for energy meters with the same spec but different meter constant or different accuracy class.

3-????? operation mode:SMS special keyboard and SMS PC software control

4-????? display mode: error indicator on each meter position / PC monitor

5-????? support below test items, include:???

?no-load test
?start test
?basis errors test
?meter constant test
?voltage influence test
?meter reverse turn test?
?energy counting test
6-????? Auto-turnning up of photoelectrical scanning head

7-????? full-automatic current/voltage measuring range switching

8-????? auto-alarming protection against output voltage short circuit and current open circuit

9-????? auto capturing the black dot on the rotor before starting test and no-load test?????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

10-?? Harmonic setting

11-?? Waveform display

12-?? keyboard current load testing point setting in common use: Imax4Ib2Ib1.5Ib1.0Ib0.5Ib0.2Ib0.1Ib, 0.05Ib

13-?? keyboard voltage load testing point setting in common use: 1.2(1.15)Un1.1Un1.0Un0.8Un

14-?? keyboard phasor testing point setting in common use:0.5C,0.5L, 1, 0.8C,0.8L

15-?? programmable Voltage/ current/ frequency and phase angle

16-?? support bar code input, error curve, error limit setting , multi-mode calibration plans setting and equipment authoriy by PC software

17-?? support data processing and verification certificate printting with customized table format

18-?? communication test. Specially equiped with RS485 communicaiton box for the impulse receiving and switching in order to test electronic multi-function meter (optional function)

19-?? able to measure and save the circumstance temperature and relative humidity (optional function)

20-?? forced device warmingup function can gurantee the accuracy and normal running.(optional)

?Technical Index:

1)Accuracy classes: 0.05,0.1,0.2.

2)Model: DZ601-24( meter position can be customized)

3)Equipped with 0.05 class three phase reference standard meter

4)The maximum output current: 120A; Ranges: 0.1A, 0.5A, 1.0A, 2.5A, 5A, 10A, 20A,
50A, 100A
5)Voltage is divided into four ranges: 57.7V, 100V, 220V, 380V

6)Voltage output power: 280VA per phase, current power: 450VA per phase

?7)For each range of current and voltage, 0~120% of the range value can be
continually adjusted, the resolution is better than 0.01% of range value?
8)Accuracy of Indication Meter:

?Voltage meter: class 0.5, Current meter: class 0.5,

?Frequency meter: class0.3 phase meter: class 0.3

9)Phase scope 0~359.9 degrees, adjusted resolution is 0.1 degree

10)Testing points of power factor: 0.5C, 0.8C, 1.0, 0.8L, 0.5L

11)Range of frequency is from 45.00 to 65.00Hz, adjusted resolution is 0.01Hz

12)Shall set and measure 2-21 times harmonic and measure the distortion

13)Output power stability: 0.05%(PF=1.100Sec)

14)Wave distortion of outputting: < 1%

15)Voltage supply: AC220V10% 50Hz