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Three Phases Portable Energy Meter Test Bench

Model No.︰JWT3303A
Brand Name︰JWTRONIC
Country of Origin︰China
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Product Description
Technical Parameters
Voltage and current measurement ranges
Output capacity
Output voltages
57.7V/163.5V/220V/240V/480V
Voltage loop : Max.50VA
Output currents
0.1A、1A、5A、 20A、 100A
Current loop  :Max.100VA (for measurement range of 100A)
Output electric quantity adjustment
Adjustment range
Adjustment fineness
Max.output voltage/current
Voltage adjustment
0%-125% of each shift value
10%,1%, 0.1%,and 0.01% for your option
300V or 600v
Currents adjustment
0%-125% of each shift value
10%,1%, 0.1%,and 0.01% for your option
120A
Phase adjustment
0°-359.99°
10%,1%, 0.1%,and 0.01% for your option
 
 
1. Accuracy :Output voltage. current, and power: Grade 0.2 (Embedded standard watt- hour meter)
2. Output voltage and current distortion Output voltage and current distortion not larger than 0.3%  
3. Output power stability The variation of pre-set output power :not more than 0.02%(180S)
4. Electric quantity symmetry among the three phases
The difference between any line voltage or phase voltage and its mean value will not be larger than 0.2%; the difference between any phase current and its mean value will not be larger than 0.2%: the phase difference between any phase current and its corresponding phase voltage will not be large than 0.2°
5. Harmonic wave setting
◆ Number of harmonic wave:2-31
◆ Content of harmonic wave: less than 40% (compared with base wave)
◆ Phase of harmonic wave:0° - 359.99°
6. Monitoring instrument
A. (Embedded standard watt-hour meter) monitoring Instrument' s accuracy grade and resolution: Current and voltage:±0.1%; Phase: ±0.1° ;Frequency: ±0.01Hz
B. (Insert- type standard watt- hour meter) reading will be made directly from the standard watt- hour meter
7. Power supply :AC single-phase 220/240 (100V/110V also available). 50/60Hz. maximum input power consumptlon:500W
8. Outer dimensions: 510 x 540 x 200mm
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