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| Place of Origin | Hebei, China | Brand Name | LONG JIA |
| Model Number | 25KV Power frequency spark testing machine | Power | Electronic |
| Voltage | AC220V ± 10% | Detection voltage | Continuously adjustable |
| Inspection electrode bead chain | 5mm (standard nickel-plated bead chain) | Power frequency | 50 ± 2 Hz |
| High sensitivity | (600 microamps) | Detection method | On-line detection / winding detection |
| Accuracy | 5% | Ambient temperature | 0 ~ 40 ° C |
| Relative temperature | <85% (no condensation water) |
Ningjin Tianbao Street No. 369, Fangda Science Park building A9
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