INTRODUCTION
GF312V2 portable three phase multifunction energy meter calibrator is with comfort design, small size, and light weight. It is suit for electric power departments, measuring and quality examining departments and electric lab to field use.
TECHNICAL SPECIFICATION
Electrical parameters
Accuracy class 0.05%, 0.1%
Power Supply External power, 220V/110V, 50/60Hz
Phase voltage supply 45-450V, 50/60Hz
Li-Battery supply
Voltage measurement
Range 30-560V
Error ±0.05%
Harmonic 2nd-51st
Current measurement
Range (direct connection) 0.01-10A
Range (clamp CT) 5A,100A,500A,1000A,2000A (option)
Error (direct connection) ±0.05%
Error (clamp CT) ±0.2% (5A, 100A )
±0.5% (other)
Harmonic 2nd-51st
Power measure error
Active power (direct connection) ±0.05%
Active power (clamp CT) ±0.2% (5A, 100A)
±0.5% (other)
Reactive power (direct connection) ±0.1%
Reactive power (clamp CT) ±0.2% (5A, 100A)
±0.5% (other)
Energy measure error
Active energy (direct connection) ±0.05%
Active energy (clamp CT) ±0.2% (5A, 100A)
±0.5% (other)
Reactive energy (direct connection) ±0.1%
Reactive energy (clamp CT) ±0.2% (5A, 100A)
±0.5% (other)
Phase angle
Range 0-360
Resolution 0.01
Error ±0.05
Frequency
Range 45Hz-65Hz
Resolution 0.001Hz
Error 0.002Hz
Pulse output
Energy constant 25000
Pulse ratio 1:1
Output level 5V
Pulse input
Input channel 2
Input level 5-10V
Input frequency Max. 100Hz
Display
Resolution 7 TFT color (480-234)
Function
Vector diagram
Waveform
Energy accumulation
CT ratio test
Local parameter input
Wiring emulation
Self-calibration
Recorder check
Data storage
Data storage qty 5000
External extend memory
Screen printing
Communication port USB/RS232
Communication with PC
Upload data
External mini printer
External keyboard
Dimensions (WHD) (mm) 245-16870
Weight (kg) 1.8
Environmental conditions
Ambient temperature -25C to +45C
Relative humidity 30%-95%
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