DZ603-3 Three Phase Stationary Electricity Meter Test Equipment - DZ603-3

DZ603-3 Three Phase Stationary Electricity Meter Test Equipment

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%