Handheld Three Phase Energy Meter Calibrator

INTRODUCTION:
The instrument is a precision AC energy meter testing instrument, mainly used to test three phase energy meter error on site and measure all various of AC parameters.
FEATURES
Three phase active or reactive electricity energy meter.
Calibrate three phase, single phase, and active or reactive meter error.
Measure U(voltage) of three phase or single phase.
Measure I(current) of three phase or single phase.
Measure active power of three phase or single phase.
Measure reactive power of three phase or single phase.
Measure apparent power of three phase or single phase.
Measure power factor of three phase or single phase.
Measure phase angle between voltage and current.
Measure frequency of power line.
Display vector diagram.
Display waveform of U and I.
Analyze and display content of harmonic of U and I.
Measure 2-64 harmonic of U, I.
Store and display measured data.
Optional 5A, 20A, 100A, 500A, 1000A, 2000A, 3000A current clamp.
Measure CT variable ratio.
Measure the ratio or lag-angle of low-voltage transformer.
Adopt 32 bit ARM processor, multi-channel 16 bit precision A/D convertor, high resolution TFT color LCD.
Inner equipped with 0.01% wide-range current transformer and can be equipped with various type current clamps, wide range of measurement and high veracity.
Low consumption circuit design, high energy Lithium battery supply, intellectual power management software, which enables the instrument continuously working up to 10 hours.

Product description:

Three Phase Energy Meter Field Calibrator is a precision AC energy meter testing instrument, mainly used to test three phase energy meter error on site and measure various of AC parameters.

Technical index:

Electrical parameters

Accuracy class

0.05%, 0.1%

Resolution

6 TFT (640-480)

Electrical parameters - continued

Power supply

220V±10%, 50/60Hz

Li-polymer battery (size (mm): 110x51x16, nominal output voltage: 7.2V, capacity: 5000mAh)

Power line supply (U1, UN), 85V-265V 50/60Hz

Communication port

RS232

Test voltage

Range

5-480V

Error

±0.05% (30V-480V)


±0.1% (5V-30V)

Harmonic

2nd-63st

Test current

Range (direct connection)

5mA-20A

Error (direct connection)

±0.05% (100mA-20A)

±0.1% (10mA-100mA)

Range (clamp CT)

10mA-3000A

Error (camp CT)

�±0.2% (100mA-100A)

±0.5% (100A-3000A)

Harmonic

2nd-63st

The Portable Three Phase kWh Meter test equipment is used for grid corporation of measurement and energy test center, management department of power supply bureau, national energy measurement of testing authorities, and also used to test each kind of single/three phase kWh meter of industries and mining enterprises as well as electric meter manufacturers. Meanwhile, the calibrator also can be used as one high precision standard power source.

Three Phase Energy Meter with following features
- Dual Source
- Prepaid Function with inbuilt relays
- Whole Current
- Load Curtailment
- Modbus/RS485 Protocol Communication
- 10-60 Amps

Customization as per requirement also possible

Product description
Three-phase electric energy meter calibrator is used for grid corporation of measurement and energy test center, management department of power supply bureau, national energy measurement of testing authorities, and also used to test each kind of single/three-phase kWh meter of industries and mining enterprises as well as electric meter manufacturers. Meanwhile, the calibrator also can be used as one high-precision standard power source.


Technical index

Electrical parameters

Accuracy

0.05%, 0.1%

Power Supply

One Phase AC 180-265V, frequency 50/60Hz.

AC Voltage Output

Range(U1,U2,U3)

57.7V, 100V, 220V, 380V

or 69.3V, 120V, 240V, 480V( optional)

Adjustment range

(0-120)%RG(1)

Adjustment �neness
0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.



Electrical parameters - continued

AC Voltage Output - continued

Stability

0.01%/120s

Distortion

0.3% (Non-capacitive load)

Output load

each phase 25VA

Measuring accuracy

0.05%RG

AC Current Output

Range(I1,I2,I3)

200mA, 1A, 5A, 20A, 100A

Adjustment range

(0-120)%RG

Adjustment �neness

0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.

Stability

GF312V2 portable three phase multifunction watt-hour meter calibrator on-site is the newest product produced by our company by widely visiting users and referring to the advantages of the same kind of products home and abroad. The measured part of the product adopts high speed A/D transmission to send DSP to conduct digital processing, which largely improves measured degree of accuracy and stability. Central processing part adopts 32-bit ARM embedded technology to make instrument interface novel, function abundant, operation distinct and easy, and performance steady. Class of accuracy: Class 0.02, 0.05 or 0.1, range from 12A/600V or 120A/600V, with comfort design, small size and light weight. The model GF312V2 watt-hour meter calibrator is suit for electric power departments, measuring and quality examining departments and electric lab to field use.

GF312B portable three phase energy meter calibrator with printer is used to calibrate three phase, single phase, active and reactive energy meters error. And it also can be used as voltage, current and power meter to measure AC parameters of three phase power line. It can measure wave distortion factor and 2nd to 64nd harmonic wave. GF312B calibrator is used for grid corporation of measurement and energy test center, metrological service of power supply bureau, national energy measurement of testing authorities.

INTRODUCTION
The GF302D1 three phase portable energy meter test system consists of an integrated three phase current and voltage source(up to 500V/120A or 500V/20A) and built-in three-phase electronic reference standard of accuracy class 0.05%. Characteristic features of the GF302D1 are its wide measuring range, high accuracy and high tolerance to unwanted external influences. The equipment offers high functionality combined with an excellent menu guided operation via built-in keyboards and colored 7 touch LCD-display.
PARAMETERS
Accuracy class 0.05%, 0.1%
Power supply One Phase AC 100-265V, frequency 50/60Hz.
AC Voltage output
Range(U1,U2,U3) 57.7V, 100V, 220V, 380V
or 69.3V, 120V, 240V, 480V( optional)
Adjustment range (0-120)%RG(1)
Adjust fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability 0.01%/120s
Distortion 0.3% (Non-capacitive load)
Output load each phase 30VA
Measuring accuracy 0.05%RG
AC Current output
Range (I1, I2, I3 ) 200mA, 1A, 5A, 20A, 100A(optional)
Adjustment range (0-120)%RG
Adjustment fineness 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional.
Stability