>Product>Electrical Test Equipment>Energy Meter Test Equipment>Handheld Single Phase Watt-hour Meter Tester
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GF112 handheld single phase watt-hour meter tester is with human oriented design, hand-held and lightweight. It is suit for electric power departments, measuring and quality examining departments and electric lab to field use. It is capable of testing various types single phase watt-hour meters on site and can also be used for testing alternating current parameters , for example U, I, P, Q, S, F, E etc.
■ Metrological service center;
■ Power engineering company;
■ Distribution power corporation;
■ Electricity power bureau & power company;
■ National Metrology and testing department;
■ Electrical Department of property company;
■ Electricity meter quality supervision department;
■ Electrical Department of industrial and mining enterprises;
■ With built-in 5VA load;
■ Energy accumulation check function;
■ Equip with RS232 to connect with PC;
■ With smart optical sampler for energy pulse;
■ Large capacity storage device for mass memory;
■ With 2pcs clamp CT to test ratio of current transformer (Optional);
■ Field test kinds of inductive, electronic single phase watt-hour meter;
■ LCD backlight display, English menu, direct viewing and convenient;
■ Measurement error, voltage, current, power, power factor and frequency at site;
| Electrical parameters | |
|---|---|
| Accuracy | 0.2% or 0.5% |
| Power Supply | AC 110-265V 50/60Hz |
| Warming-up time | < 5 min |
| Power consumption | ≤5VA |
| Voltage measurement | |
| Range | 0-300V |
| Accuracy | 0.2% |
| Current measurement | |
| Range | 1mA-20A or 10mA-120A |
| Accuracy | 0.2% |
| Phase measurement | |
| Range | 0°-359.9° |
| Resolution | 0.1° |
| Accuracy | 0.2° |
| Frequency measurement | |
| Range | 45-65 Hz |
| Resolution | 0.01Hz |
| Accuracy | 0.01Hz |
| Power factor measurement | |
| Range | -1.0000~0 ~ +1.0000 |
| Resolution | 0.0001 |
| Accuracy | 0.01 |
| Electric energy pulse output | |
| Pulse constant | 900, 180 |
| Energy pulse input | |
| Input range of pulse constant | 1-25000 |
| Pulse input level | 5V |
| Function | |
| CT ratio test | Yes |
| Register test | Yes |
| PC management software | Yes |
| LCD | 3.5 green backlight LCD |
| In-built load | 5VA |
| Data storage | 500 sets |
| External Printer | Yes |
| Communication port | RS232 |
| Standard | |
| Standard | IEC 62053-21,22, 23; IEC 60736; ANSI C12.20-2002; JJG 597-2005; JJG596-2012; JJG 1085-2013; JJF 68-2019; DL/T 826-2002; DL/T 1478-2015; DL/T 448-2016 |
| Safety | |
| Isolation protection | IEC 61010-1:2001 |
| Measurement Category | 300 V CAT III |
| Degree of protection | IP42 |
| Declaration of conformity | CE & CNAS certified |
| Mechanical parameters | |
| Dimensions (W×D×H) (mm) | 185×67×30 |
| Weight (kg) | 1 (mains) 2 (appendix and bag) |
| Environmental conditions | |
| Working temperature | -10°C to 50°C |
| Working humidity | 5%- 85%RHD |
| Storage temperature | -25°C to 70°C |
| Storage humidity | 5% -95%RHD |
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