Name: DZ603-3 Three Phase Meter Test Bench

　　Specifications

　　1.Certificate: ISO 9001;

　　2.Accuracy class: 0.05, 0.1;

　　3.High stability;

　　4.Prompt delivery

　　5.Excellent aftersale service

　　DZ603-3 Three Phase Meter Test Bench

　　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%