Single Phase Counting & Withstand Voltage Tester

 

JWT9203 counting and withstand voltage test bench for single-phase multifunction watt-hour meter is a new-generation withstand voltage test bench for watt-hour meter. This device is applicable to the counting and withstand voltage test on single-phase watt-hour meters. It’s counting function adopts internationally advanced new-generation digital power source, is designed with both combinable and splittable high-voltage outputting and testing assemblies, its test process can be performed both manually and automatically. All these features meet well current market demand for watt- hour meter's counting and withstand voltage test.

 

1. Input power source: AC200V:t10%

2. Output voltage: 0 KV-5KV AC/50Hz, Accuracy: ±5%

3. Output capaclty: 500VA

4. Current leakage: Maximum current leakage:100 mA

5. Voltage test operation modes: both manually and automatically

6. Time control: 0-99s optional. Accuracy: ±5%

1. Standard configuration: JWT3603 single- phase standard watt-hour meter, Accuracy: Grade 0.1

2. Output measurement range: Output voltage: 0-220V; Output current: 0.1 - 1 00A

3. Max. output capacity: Voltage: 240VA; Current 1500VA(may be increased or decreased according to the number of watt-hour meters to be calibrated)

4. Adjustment range

Voltage: 0-120%, adjustment fineness: 0.01% full range  Current 0-100A, adjustment fineness: 0.0001 A (Min.)

Phase (Voltage / current) : 0- 360°, adjustment fineness : 0. 1° Frequency: 45-65H~. adjustment finess:0.01HZ

5. Number of meters to be hung: 48 single- phase watt- hour meters

6. Max. Power consumption: 200VA (for withstand voltage test), 2000VA (for counting test)

7. Current leakage per meter station: 5mA ± 5%

8. Output waveform distortion: <5%

9. Insulation resistance of voltage loop, current loop, and all other circuits to ground: all larger than 10 M ohm

10. Combined error of voltage output≤ ±2%

11. Operating environment: Temperature’s: 0-45℃, relative humidity:  ≤ 85%

12. Meter support is spring- crimp type to hang the watt- hour meter