KYN1-12 armored removable enclosed switchgear

The switchgear is used as reception and distribution of electric power of indoor distribution equipment., whose frequency is 50Hz, rated power is 3.6-12Kv, rated current is 630-3150A. And it must be single bus system.
The main switch of the switchgear is a vacuum circuit breaker whose type no. is ZN28-12. Operating mode: equipped with electromagnetic mechanism or spring operating mechanismÿ?
Service condition
1. Altitude:ÿ?000m
2. Temperature of the environment¡º-5ÿæ~+40ÿæ¡»daily average temperature: ÿ?5ÿ?
3. Relative humidity indoors: ÿ?0%(it is 25ÿ?
4. The switchgear shall be installed where there is no violent shake, no impact , no fire, no explosion and no corrosive danger and not gas that will destroy the insulation to the electric unit.
5. When installing, the angle of inclination is less than 5ÿ?