The Three Phase Energy Meter Test Bench system described hereby can test / calibrate 1 to 24, three phase and single phase energy meters, which reference accuracy is 0.02%, can test energy meters (MUT) with accuracy 0.1%, 0.2%, 0.5 (s) %, 1.0%, 2.0%.

The GF302D is a powerful and portable three phase current and voltage source. All test values are generated absolutely synthetically with a high degree of accuracy, low phase shift and stability. The source is available in 12 A, 24A or 120 A.

The GF302D three phase portable power source is a lightweight and portable three phase current and voltage source based on newest technology and serves for solving this problem by simulating the required load conditions. Operation is performed by integrated 7“ touch screen or via keyboards.

Fully Automatic kilo Watt hour Energy Meter Test Bench Three Phase Contact Now. 1000VA Suitable Design Fully Automatic Three Phase kilo Watt hour Meter Test Bench Description ● Suitable design, good figure. The frame for meters and the body frame are fully made by special aluminum alloy.

APPLICATION

It is suitable for power department, measuring department, quality control department, research units, and institutions of higher learning, and electric energy meter, power distribution terminals, power supply management, load control, power quality, reactive power compensation device and the production of enterprise etc.

FEATURES

To set up and take the load regulation of voltage, current, phase angle ,frequency and power factor etc; as a large current source, voltage source and power source
To set 2 ~ 31 times of the amplitude and phase harmonics, and it can be added to the base wave in every harmonic output
Voltage, current output a wide range, big power, high stability, waveform distortion degree is small
Strong with load ability, but it can take capacitive, sensibility, resistance of composite type load or load and load regulation is higher than 0.01%
To apply the 32 bit MPU + DSP + CPLD, powerful flexible
To use hardware PID, fast response, the change of load will not cause output volatility
Industrial frequency waves as high as 5000 points a week of the wave kneading, signal output without filter, precise output waveform, the harmonic output precision, harmonic distortion degree is small
Range switching automatically
To use software calibration, simple operation, stable and reliable
Display of vector diagram, adjustable to IEC387 OR DIN410
Big touch screen, 7-inch TFT color LCD display, English interface, operating simply
To have perfect over-current, over-voltage, heat, a shorts-and-opens, overload protection, failure detection automatically
With RS232 interface, and PC connection
To take place machine software, it can be output through the PC software program

PARAMETERS

Electrical parameters
Accuracy class	0.02%, 0.05%, 0.1%
Power supply	Single phase AC 85-265 V, frequency 50/60 Hz
AC Voltage output
Range (U1, U2, U3 phase)	57.7V/100V/220V/380V; range switch automatically(Max 500V)
Adjust fineness	0.01% RG
Accuracy	0.05% RG
Stability	<0.01% RG/120s
Distortion degree	<0.3% (not capacitive load)
Output power	25VA
Full load regulation rate	0.01% RG
Full load regulation time	Less than 1mS
Long-term stability	± 60 PPM/year
AC Current output
Range (I1, I2, I3 phase)	0.2A, 1A, 5A, 20A, 100A; range switch automatically
Adjustment range	(0-120)%RG
Adjust fineness	0.01% RG
Accuracy	0.05% RG
Stability	<0.01% RG/120s
Distortion degree	<0.3% (not capacitive load)
Output power	45VA
Full load regulation rate	0.01% RG
Full load regulation time	Less than 1mS
Long-term stability	± 60 PPM/year
Power output
Accuracy	0.05% RG
Stability	0.01% RG/120s
Phase angle
Adjusting range	0°-359.99°
Resolution	0.001°
Accuracy	0.05°
Power factor
Adjusting range	-1 ~ 0 ~ +1
Resolution	0.0001
Accuracy	0.0005
Frequency
Adjusting range	40-65 Hz
Resolution	0.001 Hz
Accuracy	0.005 Hz
Temperature drift	± 0.5 PPM/°C
Long-term stability	± 4 PPM/year
Harmonic accuracy
Harmonic phase	0°-359.99°
Harmonic phase accuracy	< 0.01°
Harmonic set accuracy	0.1% (relative to the base wave ratings)
Mechanical parameters
Dimensions (W×D×H) (mm)	500x600x175
Weight (kg)	27
Environmental conditions
Working temperature	0°C to 40°C
Storage condition	-30°C to -60°C
Relative humidity	≤ 85%

SELECTION GUIDE

NO.	Accuracy	Voltage range	Current Range	Weight
302D1201	0.10%	0-500V	0-120A	27KG
302D12005	0.05%	0-500V	0-120A	27KG
302D1201	0.10%	0-380V	0-12A	18KG
302D1205	0.05%	0-380V	0-12A	18KG
302D2401	0.10%	0-500V	0-24A	20KG
302D2405	0.05%	0-500V	0-24A	20KG

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