The cable outer sheath fault tester is designed based on the Murray bridge principle and can be used to locate the breakdown points of various wires and cables, as well as defects that are not broken down but have low insulation resistance values.
Technical parameters
| Open-circuit voltage | ≥7500V |
| Short-circuit current | ≥100mA (when adjusting balance, it is recommended to set it to 5~40mA) |
| Positioning ratio | accuracy ±(0.2%·L±1) meters |
| Operating power supply | AC 220V (±10%), 50Hz±1Hz; 8.4V built-in battery |
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