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High Light: | Portable three phase meter calibrator,energy meter calibrator,energy meter calibrator |
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Electrical and electronics measuring instruments
Portable three phase meter calibrator
Product Description
GF312B2 portable three phase standard meter is high accuracy 0.02%. Specially suit for electric power departments , measuring and quality examining departments and electric lab. It can provide voltage, current, active power, reactive power, apparent power, frequency, phase angle and power factor information, and perform a true three phase meter accuracy test using existing service load. GF312B2 is ideal for testing high end energy meters found in power plants, quality inspection department, research institution, tertiary institution and mining enterprises.
Features
High accuracy up to 0.02%
Metal structure, strong and reliable
Waveform display function
Vector diagram function
Energy accumulating function
Technical Data
Test Voltage | |
Range | 30V – 560V |
Error | ±0.02% (30V – 560V) ±0.05% (5V – 30V) |
Harmonic | 2nd-- 51st |
Test Current | |
Range (direct connection) | 20mA – 100A |
Error (direct connection) | ±0.02% (100mA – 100A) ±0.05% (20mA – 100mA) |
Harmonic | 2nd-- 51st |
Power measure error | |
Active power (direct connection) | ±0.02% (0.1A – 100A) ±0.05% (0.02A – 0.1A) |
Reactive power (direct connection) | ±0.05% (0.1A – 100A) |
Energy measure error | |
Active energy (direct connection) | ±0.02% (0.1A – 100A) ±0.05% (0.02A – 0.1A) |
Reactive energy (direct connection) | ±0.05% (0.1A – 100A) |
Phase angle | |
Range | 0º – 360º |
Error | ±0.02º |
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 | 7”STN (800×480) |
Function | |
Vector diagram | Yes |
Waveform | Yes |
Energy accumulation | Yes |
Communication port | RS232 , USB |
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) | 370×260×135 |
Weight (kg) | 4kg |