High-accuracy Three Phase Energy Meter Test Bench

High-accuracy Three Phase Energy Meter Test Instrument(Integral Type) 

Overview:

The RT6303H High-accuracy Three Phase Energy Meter Test Instrument adopts internationally advanced new-generation digital power source technology, integrates all the technological advantages of both domestic and foreign watt-hour meter calibration software, and is introduced to global market by Rowwin Test in a powerful and sensational way. The High-accuracy three phase energy meter test instrument comprises of PWM power source, standard digital energy meter, time standard, error processor and PC processing software, this energy meter test instrument can test 3 to 6 various watt-hour meters of Grade 0.05 or lower simultaneously, and it is an ideal new-generation multi-position energy meter testing instrument. 

Technical Parameters:  

1.    Accuracy class: 0.03/0.02

2.    Reference standard energy meter: Three phase wide-measurement range standard energy meter, Accuracy class:0.03/0.02

3.    Output voltage: 3* 57.7/100/220/380V Y/â–³,0~120%Adjustment fineness:0.01% full range, adjustable phase by phase

4.    Output current: 3* 0.1~100A(200A also available),0~120%Adjustment fineness:0.0001A(minimum),adjustable phase by phase

5.    Phase shift:0~360°Adjustment fineness:0.01°,adjustable phase by phase

6.    Frequency:45Hz~65Hz,Adjustment fineness:0.01Hz

7.    Output waveform distortion: Both voltage and current<0.3%

8.    Output voltage, current and power stability:<0.02%(180s)

9.    Output capacity(per phase): Current:200VA(120A); Voltage:100VA(6 meter testing positions)If necessary, the maximum load can be extended to Current:350VA  and Voltage:350VA

10.  Load characteristics: Resistive, inductive and capacitive(less than 4uF)

11.  Harmonic wave output:2-21^st sub-harmonic wave, content<40%;3^rd,5^th and 7^th sub-harmonic waves are superposed, content<10% each;Control of conduction angle(odd sub-harmonic wave);Control of wave group(sub-harmonic wave)

12.  Starting up current: Minimum 0.1 mA, Accuracy:5%,Starting power: Accuracy:5%

13.  Tests: Demand test; Frequency impact test; Voltage impact test; Second pulse clock precision test; GPS clock synchronization; Constant calibration; Combined error test; Various register checking;RS485 communication interface test

14.  Energy meter testing positions:6(standard);3 to 8 meter testing positions also available

15.  Basic testing functions: Accuracy testing, Creep testing(no load testing),Starting up testing, Harmonic testing, Repeatability testing, Influencing testing, Dial testing and etc

16.  Power supply: AC 3*220/380V±10%,50Hz(customer define);Max. power consumption:1000VA(6 meter test positions) 

Dimension:

Integral Type:

6 Meter testing positions(1 rack): 2200*800*1600mm