Epoxy resin material with excellent insulation performance
It uses high-quality pressure-resistant, partial discharge, and other testing equipment to strictly control the product quality in accordance with national standards.
The contact box is an epoxy resin APG process pressure gel molding structure used in various handcart switch cabinets, which plays a role in insulation isolation and excessive connection.
1.The contact box is formed by epoxy with APG techniques, it is used for insulation isolation and connection transition of various switch cabinets. |
2. Altitude:≤1000m |
3. Ambient temperature:+40ºC~10ºC |
4. The relative humidity shall not be more than 95% at+20ºC ambient temperature. |
5. NO gas, vapor or dust that may severely affect the insulation of the contact box, no explosive or corrosive substance. |
6. The coper contact to earth shall withstand power frequency test voltage(effective value )of 42kv for 5 minutes and lightning impulse voltage (peak value)of 75KV. |
7. The temperature of lead-out terminal shall not be more than 65ºC if the contact box is used for long time in rated current condition. |
8. See the attached figure for the outline and installation dimension of contact box. |
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