Model Number: KYN28A Brand Name: JHEE Key Specifications/Special Features: 1. Metal armor, completely assembled type structure, combination plan.2. Cabinet put oneself in another's position chooses import zinc coated aluminum sheet, the CNC machining, uses the advanced multiple flanging process, use the riveting nut, high strength bolt connection, with high accuracy, corrosion resistance, light weight, high strength, parts versatility3. Suitable for domestic VS1, VS1 +, VSm type vacuum circuit breaker or import of VD4 vacuum circuit breaker series, wide applicability, high reliability, realize years free maintenance.4. Handcart work, test, disconnect three locations, each position are positioning and display device, safe and reliable.5. All kinds of hand press modulus modular change, ensure car freely interchangeable with specifications, different specifications must not enter.6. Comprise by special delivery of handcart, convenient operation, flexible.7. Cable chamber can be installed up to 3-6 single core cable.8. High reliable interlocking device, fully meet the requirements of "five prevention".9. Each September and high pressure chamber has a pressure relief channel, to ensure personal safety.10. Village gate is equipped with observation window, observes the working state of the interior components.11. Accord with the standard GB3906, IEC298.S products using the environment conditions
1. Environmental temperature: the highest temperature + 40℃, the lowest temperature 15℃
2. Environment humidity, daily average relative humidity of not more than 95%, monthly average relative humidity of not more than 90%
3. Altitude: not more than 1000 meters
4. Seismic intensity: no more than 8 degrees
5. The surrounding air, not significantly affected by dust, smoke, corrosive and/or combustible gas, steam or salt fog pollution