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Product Description of Meter testing and measurement equipment GF312B Three-Phase Multifunction Energy Meter Site Verification,CE,ISO9001:2008,IEC approved,english version display.
GF312B portable three-phase kWh Meter Calibrator is used to calibrate three phase, single phase, active or reactive energy meter under work, and also it can be used as voltage, current and power meter to measure AC parameter of three phase power line, also it can measure wave distortion factor and 2 to 63 time harmonic wave .
Features and Functions
w Three phase active or reactive electricity energy meter;
w Calibrate three phase, single phase, active or reactive meter error;
w Measure U(voltage) of three phase or single phase;
w Measure I(current) of three phase or single phase;
w Measure active power of three phase or single phase;
w Measure reactive power of three phase or single phase;
w Measure apparent power of three phase or single phase;
w Measure power factor of three phase or single phase;
w Measure phase angle between voltage and current;
w Measure frequency of power line;
w Display vector diagram;
w Display waveform of U and I;
w Analyze and display content of harmonic of U and I;
w Store and look measured data;
w Optional 5 A, 20 A, 100 A, 500 A, 1000 A, 2000 A current clamp;
w Measure CT variable ratio;
w Print the data of measurement on site;
Specification
Test Voltage | |
Range |
6V – 600V |
Error |
±0.05% (30V – 600V) ±0.1% (5V – 30V) |
Harmonic |
2nd -- 63st |
Test Current | |
Range (direct connection) |
20mA – 20A |
Error (direct connection) |
±0.05% (100mA – 20A) ±0.1% (20mA – 100mA) |
Harmonic |
2nd -- 63st |
Power measure error | |
Active power (direct connection) |
±0.05% (0.1A – 20A) ±0.1% (0.02A – 0.1A) |
Reactive power (direct connection) |
±0.1% (0.1A – 20A) |
Energy measure error | |
Active energy (direct connection) |
±0.05% (0.1A – 20A) ±0.1% (0.02A – 0.1A) |
Reactive energy (direct connection) |
±0.1% (0.1A – 20A) |
Phase angle | |
Range |
0º – 360º |
Error |
±0.05º |
Frequency | |
Range |
45Hz – 65Hz |
Pulse output | |
High frequency output(CH) |
1×1011 (1mA – 10mA) 1×1010 (10mA – 0.1A) 1×109 (0.1A – 1.0A) 1×108 (1.0A – 10A) 1×107 (10A – 120A) |
Low frequency output(CL) |
2×10-5×CH |
Pulse ratio |
1:1 |
Output level |
5V |
Pulse input | |
Input channel |
1 |
Input level |
5 – 24V |
Input frequency |
Max. 2MHz |
Display | |
Resolution |
6”TFT (640×480) |
Function | |
Vector diagram |
Yes |
Waveform |
Yes |
Energy accumulation |
Yes |
Communication port |
RS232 |
Communication with PC |
yes |
Other | |
Voltage Supply way |
External power |
Voltage Supply |
220V ± 10%, 50/60Hz ± 2Hz |
Ambient temperature |
-10°C -- 40°C |
Relative humidity |
30% -- 80% |
Dimensions (W×H×D) (mm) |
390×200×160 |
Weight (kg) |
3kg |
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