| After-sales Service: | Online |
|---|---|
| Warranty: | 1 Year |
| Type: | Transformer |
| Control: | Computer Control |
| Weight: | 0-100Kg |
| Power Source: | AC220V |
| Customization: |
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Suppliers with verified business licenses
Audited Supplier 5KVA/50KV 3KVA50KV oil-immersed AC-DC high voltage test transformer/Power frequency withstand voltage tester
Product characteristics
1, with high voltage, low voltage current, zero indication, power supply indication, working indication, timing indication.
2, with overcurrent protection, zero start protection, sound and light language alarm reminder.
3, the use of new time relay, timing range is wider (1S ~ 99H).
4, the use of new current relay, more accurate, more reliable, to ensure personal and equipment safety.
5, the combination of hard and software anti-interference technology, stable performance, strong anti-interference.
6. The high-voltage coil of the test transformer is made of cylindrical multi-layer tower, high-quality polyester enamelled wire and high voltage insulation material.
7, with light weight, small size, easy to move, superior performance and other characteristics.
8. The test transformer (above 5kVA) is equipped with a movable iron wheel.
9, not affected by the harsh climate environment, the site handling does not need to be static to do the test.
10, can be used for the AC and DC voltage withstand test under the specified voltage of the electrical primary equipment, assess the insulation strength of the tested product, find the insulation defect of the tested product.
11, the test transformer with the same voltage level and the same capacity of capacitors, silicon piles and high-voltage DC microammeter, can be assembled into a high-voltage DC test device, can measure high-voltage DC leakage current.
5KVA/50KV 3KVA50KV oil-immersed AC-DC high voltage test transformer/Power frequency withstand voltage tester
1. Operation table
| Rated capacity | 1.5 ~ 100kVA |
| Rated output current | 7.5 ~ 232.5A |
| Rated output voltage | 0 ~ 430V |
| Input power | three-phase AC 380V±10% (single-phase AC 220V±10%); 50Hz±5 Hz |
| Input current | 7.5 ~ 250A |
| Timing length | 0 ~ 9999S(special mode can be used for long working hours) |
| Voltage accuracy | ≤1.0%±1 word (F.S) |
| Current accuracy | ≤1.0%±1 word (F.S) |
| If there are special parameter requirements, can be designed according to the user's technical parameters. |
2, insulation oil immersed test transformer
| Rated capacity | 1.5 ~ 100kVA |
| Low voltage side | 400V |
| Low voltage side current | 7.5 ~ 250A |
| High voltage side AC output voltage | 0 ~ 300kV |
| AC output current of high voltage side | 0 ~ 3000mA |
| High voltage side DC output voltage | 510KV |
| High voltage DC output current | 2140.3mA |
| Measurement ratio | 1000:1 |
| Impedance voltage | 4 ~ 9% |
| Output voltage waveform | sine wave |
| Ratio error | < ± 1% |
| Waveform distortion | ≯3% |
| Allow continuous full load working time | 1-2 hours (temperature rise 50 ° C) |
| No-load loss | 0.2% ~ 0.4.0% |
| Voltage measurement accuracy | 1.0% FS±3 words |
| Current measurement accuracy | 1.0% FS±3 words |
| Transformer insulation oil number | 25 insulation oil |
| The parameters of the AC/DC dual-purpose test are the same as the table above. The rated DC voltage in the DC parameter is 1.4 times of AC, and the rated DC current is 0.7 times of AC current. |
Suppliers with verified business licenses
Audited Supplier 
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