| Customization: | Available |
|---|---|
| After-sales Service: | Yes |
| Warranty: | 3 Years |
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The instrument GF312D1 is a precision 0.05% AC energy meter testing instrument, mainly used to test three phase energy meter error on site, measure all various of AC parameters and CT ratio & phase error, it is also as three phase reference energy meter in the laboratory. Mainly using test single phase or three phase meter error on site. GF312D1 energy meter calibrator is an ideal test tool for the metrological service of electricity power company.
| Electrical parameters | |
|---|---|
| Accuracy class | 0.05%, 0.1%, 0.2% |
| Display | 6"TFT (640×480) |
| 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 | Phase to Netural 0-480V (Phase to Phase 0-830V) |
| Error | ±0.05% (30V-480V)±0.1% (0.01V-30V) |
| Voltage measurement temperature drift | < 8 x 10 E-6/K |
| Voltage measurement relative humidity drift | < 8 x 10 E-6/RH |
| Voltage measurement stability | < 50 x10 E-6 |
| Voltage measurement long term stability | < 80 x 10 E-6/Year |
| Harmonic | 2nd-64st |
| Test current | |
| Range (direct connection) | 0-12A |
| Error (direct connection) | ±0.05% (10mA-12A)±0.1% (1mA-10mA) |
| Range (clamp CT) | 1mA-120A |
| Clamp CT | Model: Q13 Test range:1mA-120A Accuracy:0.1% Ratio:1000:1 Internal diameter:13mm External diameter:33mm Lead cable:2.5m |
| Clamp CT Optional | 5A, 20A, 100A, 200A, 500A, 1000A, 2000A, 3000A |
| Three phase color label | L1=Red,L2=Yellow,L3=Blue |
| Error (clamp CT) | ±0.1% (100mA-120A) |
| Current measurement temperature drift | < 8 x 10 E-6/K @ 10mA-120A |
| Current measurement relative humidity drift | < 8 x 10 E-6/RH@ 10mA-120A |
| Current measurement stability | < 50 x10 E-6 |
| Current measurement long term stability | < 80 x 10 E-6/Year |
| Harmonic | 2nd-64st |
| Power & Energy measure error | |
| Active power (direct connection) | ±0.05% (0.1A-12A)±0.1% (0.01A-0.1A) |
| Reactive power (direct connection) | ±0.1% (0.1A-12A) |
| Energy measure error | |
| Active energy (direct connection) | ±0.05% (0.1A-12A)±0.1% (0.01A-0.1A) |
| Reactive energy (direct connection) | ±0.1% (0.1A-12A) |
| Power/energy measurement temperature drift | < 15 x 10 E-6/K |
| Power/energy measurement relative humidity drift | < 12 x 10 E-6/RH@ 10mA-120A |
| Power/energy measurement stability | < 100 x10 E-6 |
| Power/energy measurement long term stability | < 160 x 10 E-6/Year |
| Error display | 5 digits with minimum three decimal places XX.XXX% |
| Phase angle | |
| Range | 0°-360° |
| Resolution | 0.01° |
| Error | ±0.02° |
| Frequency | |
| Range | 40-70Hz |
| Resolution | 0.001Hz |
| Error | 0.002Hz |
| Pulse input | |
| Input channel | 2 |
| Input level | 5-24V |
| Input frequency | Max. 2MHz |
| Pulse output | |
| Energy constant | 180000imp/kWh, 1800imp/kWh, 180imp/kWh |
| Pulse ratio | 1:1 |
| Output level | 5V |
| Pulse frequency | Standard 400Hz-2.5KHz, customized max 10KHz |
| Scanning head | |
| The sampler is equipped with a bracket which can clip/install on the tested electronic and electromechanical meters, and the sampler can insert to the 'orifice/slot' in the center of the bracket. There are 3 status LED indicator: [AUTO] - scan the turn-plate of the energy meter [MANU] -Manual input pulse [LED] - Receive the LED energy pulse |
|
| Function | Sensitivity can be intelligently adjusted according to ambient light intensity to ensure accuracy measurement. |
| Function | |
| Vector diagram | Yes |
| Waveform | Yes |
| Energy accumulation | Yes |
| Communication with PC | Yes |
| Overload protection | Yes |
| Cable and Accessories | |
| Test Cable | Voltage test cable 1SET Cable Length:2m (R,Y,B,Black) Current test calbe 1SET Cable Length:2m (R,Y,B,Black) |
| Plug | Pin type1SET (4black,2Red,2Yellow,2Green) 'U' type1SET (4black,2Red,2Yellow,2Green) 'Ω' type1SET (4black,2Red,2Yellow,2Green) Crocodile type1SET (1Black,1Red,1Yellow,1Green)" |
| Accessories Bag | Yes |
| Mechanical parameters | |
| Instrument dimensions (W×H×D) (mm) | 245×162×60 |
| Instrument Weight (kg) | 1.6 |
| Carry case dimensions (W×H×D) (mm) | 450×320×185 |
| Carry case (kg) | 10.6 |
| Environmental conditions | |
| Ambient temperature | -10°C to 55°C |
| Relative humidity | 15%-95% |
| Environmental protection level | IP51 |
| Standard | |
| lsolation protection | IEC 61010-1:2001 |
| Energy measurement | IEC 60736 |
| Reference standard | IEC 62052-11 IEC62053-21 IEC62053-22 & IEC62053-23 IEC61010-1:2001 |
| Calibration and maintenance | |
| Warranty | 3 years |
| Calibration | Lifelong calibration service |
| Recommended calibration interval | Every two years |
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