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| Categories | Electric Meter Calibration | 
|---|---|
| Brand Name: | GFUVE | 
| Model Number: | GF312B | 
| Place of Origin: | BEIJING,CHINA | 
| MOQ: | 1SET | 
| Payment Terms: | T/T, Western Union, MoneyGram | 
| Supply Ability: | 1500SETS/MONTH | 
| Delivery Time: | 1-2WEEKS | 
| Packaging Details: | CARTON | 
| ACCURACY: | 0.05%, 0.1%, 0.2% | 
| POWER SUPPLY: | 220V ± 10% or 110V ± 10%, 50/60Hz ± 2Hz | 
| VOLTAGE RANGE: | 0V-600V | 
| HARMONIC: | 2nd-63st | 
| CURRENT RANGE: | 20mA-20A | 
| FREQUENCY: | 45Hz-65Hz | 
| RESOLUTION: | 6”TFT (640×480) | 
| DIMENSION: | 390×200×160MM | 
| WEIGHT: | 3KG | 
| Communication with PC: | YES ,RS232 | 
FEATURES
PARAMETERS
| Electrical parameters | |
|---|---|
| Accuracy | 0.05%, 0.1%, 0.2% | 
| Power supply | 220V ± 10% or 110V ± 10%, 50/60Hz ± 2Hz | 
| Test Voltage | |
| Range | 0V-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) | 
| Range (Clamp CT) | 10mA-3000A | 
| Error (Clamp CT) | ±0.2% (100mA-3000A) ±0.5% (10mA-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 | 0° ~ 360° | 
| Resolution | 0.01° | 
| Error | ±0.05° | 
| Frequency | |
| Range | 45Hz-65Hz | 
| Resolution | 0.001Hz | 
| Accuracy | 0.005Hz | 
| Power factor | |
| Range | -1 ~ 0 ~ 1 | 
| Resolution | 0.0001 | 
| Error | 0. 0005 | 
| Pulse output | |
| Energy constant | 180000imp/kWh, 1800imp/kWh, 18imp/kWh | 
| 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 | 
| Mechanical parameters | |
| Dimensions (W×H×D) (mm) | 390×200×160 | 
| Host Weight (mm) | 3 | 
| Weight (including Accessories 3pcs 100A clamp CT) (kg) | 12 | 
| Environmental conditions | |
| Ambient temperature | -10°C to 40°C | 
| Relative humidity | 30%-85% | 

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