High-Efficiency Cast Resin Transformers
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High-Efficiency Cast Resin Transformers
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产品描述
- 产品描述
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- Commodity name: High-Efficiency Cast Resin Transformers
The safe operation of dry-type transformers and their service life depend largely on the safety and reliability of the transformer winding insulation.
The safe operation of dry-type transformers and their service life depend largely on the safety and reliability of the transformer winding insulation.
Technical Parameters
1. Using frequency: 50 / 60HZ;
2. No-load current: <4%;
3. Withstand voltage: 2000V / min without breakdown; Test instrument: YZ1802 withstand voltage tester (20mA);
4. Insulation grade: F grade (special grade can be customized);
5. Insulation resistance: ≥2M ohm Test instrument: ZC25B-1 type 4 megohmmeter <1000V);
6. Connection method: Y / Y, △ / Y0, Yo / △, auto-coupling (optional);
7. Allowable temperature rise of coil: I00K;
8. Cooling method: natural air cooling or automatic temperature control;
9. Noise figure: ≤30dB.
Working environment
1. 0-40 (℃), relative humidity <80%;
2. Altitude: no more than 2500 meters;
3. Avoid being exposed to rain, moisture, high temperature, high heat or direct sunlight. The distance between the heat dissipation vent and the surrounding objects should be no less than 40cm;
4. Prevent working in places with corrosive liquids, or gas, dust, conductive fibers or metal fines;
5. Prevent working in the place of vibration or electromagnetic interference;
6. Avoid long-term upside down storage and transportation, and not subject to strong impact.
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