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2.High quality
3.Good service
Detail
Insulation Resistance tester
3123 | √ | √ | √ | √ | |
3125 | √ | √ | √ | √ | |
Rated voltage | 250V | 500V | 1000V | 2500V | 5000V |
Measuring Range | 0.0~99.9MΩ 100~999MΩ 1.00~2.50GΩ | 0.0~99.9MΩ 100~999MΩ 1.00~5.00GΩ | 0.0~ 99.9MΩ 100~999MΩ 1.00~9.99GΩ | 0.0~99.9MΩ 100~999MΩ 1.00~9.99GΩ 10.0~99.9GΩ | 0.0~99.9MΩ 100~999MΩ 1.00~9.99GΩ 10.0~99.9GΩ 100~1000GΩ 1.00~1.20TΩ |
Open circuit Voltage | DC 250V + 20% , -0% | DC 500V + 20% , -0% | DC 1000V + 20%, -0% | DC 2500V + 20%, -0% | DC 5000V +20%, -0% |
Rated Current | 1mA--1.2mA (at 0.21MΩ load) | 1mA--1.2mA (at 0.5MΩ load) | 1mA--1.2mA (at 1MΩ load) | 1mA--1.2mA (at 2.5MΩ load) | 1mA—1.2mA (at 5MΩ load) |
Short circuit Current | Approx. 1.3mA | ||||
Accuracy | ±5%rdg ± 3dgt / ±20%(100GΩ or more) |
Voltage monitor display for insulation resistance range
0~5000V(resolution 1V):±2%rdg±3dg
Leakage current measurement
Current Range | Measuring Range | Accuracy |
5uA | 0.000~5.250uA | ±10%rdg±5dgt |
50uA | 5.00~52.50uA | ±2.5%rdg±5dgt |
250uA | 50.0~262.5uA | ±2.5%rdg±5dgt |
1500uA | 250~1500uA | ±2.5%rdg±5dgt |
Voltage measurement
DC voltage | AC voltage | |
Measuring range | 0~±1000V | 30 ~600V(50/60Hz) |
Resolution | 1V | |
Accuracy | ±2%rdg±3dgt |