Metal Enclosed High Voltage Switchgear Electrical Cabinet
Model Description
Product use conditions
1. The altitude does not exceed 1000m
2. Ambient temperature:-25℃ to +40℃
3. Horizontal inclination is not more than 3 degree
4. Seismic intensity shall not exceed grade 8
5. There is no dangerous place for violent vibration, impact and explosion
Functions and characteristics
1. The cabinets is welded with high quality angle steel
2. The circuit breaker room is located in the middle (lower)part of the cabinet, which is convenient for installation, debugging and maintenance VS1 circuit breaker is equipped as standard and pressure relief channel is provided to ensure personal safety
3. The leading and reliable rotary isolating switch can safely enter the circuit breaker room for maintenance when the main bus is electrified
4. The protection level of the whole cabinet is IP2X
5. There is a reliable and fully function mandatory mechanical locking, which can simply and effecively meet the requirements of Five preventions
6. Reliable grounding system
7. The door is equipped with an observation window, which can clearly observe the working state of the components inside the cabinet
8. Incoming and outgoing cables are lower than the front of the cabinet which is convenient for users to connect
Dimension drawing of product
1. Door
2. Lamp
3. Window
4. Operatiing hand
5. Small door
6. Instrument door
7. Top
8. Bus wall busing
9. Bolt
10. Gasket
11. Gasket
12. Nut
13. Isolating switch
14. Pull rod
15. Gland plate
16. Current transformer
17. Vacuum circuit breaker
18. Isolating switch
19. Sensor
20. Bolt
21. Gasket
22. Gasket
23. Frame
24. Lightning arrester
Main technical parameters of vacuum circuit breaker
No. | Project | Unit | Technical parameter |
1. | Rated voltage | KV | 3.6 , 7.2, 12 |
2. | Rated power frequency withstand voltage | KV | Ground. interphase:42. fracture:48 |
3. | Rated lightning impulse withstand voltage | KV | Ground . interphase:75 .Fracturre:85 |
4. | Rated frequency | Hz | 50 |
5. | Rated current | A | 630 . 1250 |
6. | Rated short-circuit breaking current | KA | 20 . 25, 31.5 |
7. | Rated short-circuit breaking closing current | KA | 50,63,80 |
8 | Rated dynamic stable current | KA | 50,63,80 |
9 | The rated thermal stability current 4S | KA | 20,25,31.5 |
10 | Protection grade | IP2X | |
11 | Dimensions | mm | 900x1000x2000 |
12 | Weight | kg | ≈600 |