50Hz, 60Hz 57.5, 100, 200, 380V Energy Meter Calibration Test Bench

50Hz, 60Hz 57.5, 100, 200, 380V Energy Meter Calibration Test Bench

1.Certificate: ISO 9001;?
2.Accuracy class: 0.05, 0.1;?
3.High stability;?
4.Prompt delivery?
5.Excellent aftersale service?

Main?function:

1-???? The operation can be controlled via special keyboard or PC software

2-???? Program controlled power source , high precision reference standard meter

3-???? output voltage and current adopts soft- stop and start alarm protection for voltage short circuit and current open circuit

4-???? support starting test and no-load test by keyboard

5-???? support 2-21st harmonic wave output by keyboard

6-???? keyboard current load testing point setting in common use: Imax400%200%150%100%50%20%10%5%

7-???? keyboard voltage load testing point setting in common use: 115%110%100%80%

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

9-???? Voltage/ current/ frequency and phase angle shall be programmed freely under manual Calibration

10- support reverse phase-sequence output

11- Current/voltage support both actual value display and percentage value display

12- Support the function of testing 3 pcs single-phase meters simultaneously(optional)

14-Tested meter type:
2wire active

(only one unit single-phase meter is available if without the 13)function above )
4wire active
3wire active?
4wire 90° reactive?
3wire 60°reactive?
3wire 2-element 90° reactive
4wire reactive ture
3wire reactive ture

Techincal?index:


The lowest accuracy of the standard meter of the device is indicated?
as follows:
1) Class of the device:0.05, 0.1, 0.2
2) Accuracy of the standard meter: 0.05, 0.1, 0.2

Other indexes:?
1) Voltage output: 57.5,100,200,380V, 0-120% of each range continue adjusting?
2) Current output: 0.1A,0.5A,1A,2.5A,5A,10A,20A, 60A , 0-120% of each range continue adjusting?
3) Signal output: 45 - 65Hz, 0.1Hz?
4) The phase between the voltage and current: 0 - 360°, 0.1°step?
adjusting
5) Three phase symmetry: distortion less than 0.5°
6) Output power stability: <0.05%

7) Output voltage (current) distortion: <1% (voltage <30VA, current?
<50VA)
8) Output voltage, current, phase-division power indicating meter: 4 digit?
and half, accuracy: 0.5 class
9) Phase display: 0 - 359.9°, error <±0.5°, resolution: 0.1°
10) Frequency display: 45.0 - 65.0, error <0.01Hz, adjusting resolution:?
0.1Hz
11) Power supply: 220V/230V/240±10%, frequency: 50Hz,60Hz
12) Working environment: temperature 20±2°C; relative?
humidity: 80%