Complaint
GD-501 is designed to test on insulation resistance, DC voltage, AC voltage, and is suitable to test the insulation resistance of transformer, motor, lead, switchgear and various electrical equipments.
Insulation resistance test
| Rated voltage | 250V, 500V, 1000V |
| Test range | 3MΩ~2000MΩ (Alarm when less than 4.3MΩ means bad insulation) |
| Open circuit voltage | DC 250V±10%, DC 500V±10%, DC 1000V±10% |
| Rated test current | 250KΩ: 0.9mA~1.1mA 500KΩ: 0.9mA~1.1mA 1MΩ: 0.9mA~1.1mA |
| Short circuit current: | <1.8mA |
| Accuracy range | 3MΩ~99MΩ: (3%+5digit); 100MΩ~2000MΩ: (5%+5digit) |
| DC measuring range | 30V~1000V |
| AC measuring range | 30V~750V (50Hz/60Hz) |
| Resolution | 1V |
| Accuracy | ±(2%+3digit) |
| Working ambient | Temperature: 0ºC ~ +35ºC Relative humidity:≤ 75% Altitude: 2000m |
| Storage ambient | Temperature: -20ºC ~ +60ºC Relative humidity:≤ 80% Total weight:0.5 kg. Overall dimension:150x100x71(mm). |
