40.5kV Assembly Integrated Distribution Cabinet Three Phase VCB Mode

40.5kV Assembly Type Three Phase Current Integrated Distribution Cabinet

Product Name: 40.5kV Assembly Type Three Phase Current Integrated Distribution Cabinet

Category: high voltage complete equipment series

Normal service conditions

• Ambient air temperature: temperature + 40 ℃ ~ - 15 ℃.
• relative humidity: daily average relative humidity: ≤ 95%.
• The daily average water vapor pressure shall not exceed 2.2kpa;
• Monthly average relative humidity: ≤ 90%;
• The monthly average water vapor pressure shall not exceed 1.8kpa;
• Elevation: below 1,000 m.
• Earthquake intensity: no more than 8 degrees.
• The surrounding air shall not be corrosive or obviously polluted by combustible gas, and water vapor.
• No violent vibration site.
• When used beyond the normal conditions specified by the GB3906, the user and the manufacturer shall negotiate.

Main technical parameters of the vacuum circuit breaker

Three, structural characteristics

1. The cabinet structure adopts the assembly type, and the circuit breaker adopts the trolley floor type structure;

2. Equipped with a new composite insulated vacuum circuit breaker, with the characteristics of simple interchangeability;

3. The screw screw propulsion mechanism is equipped with the manual frame, which can easily move the trolley and prevent misoperation and damage to the propulsion structure; 4. All operations can be carried out in the closed cabinet door;

5. The interlock between the main switch, trolley and switch cabinet door adopts mandatory mechanical locking to meet the "five prevention" function; 6. Enough cable room space to connect multiple cables; 7. Fast grounding switch for grounding and circuit short circuit;

8. Housing protection level IP3X, the car compartment door open state, protection level IP2X;

9. The product meets GB3906-1991.DL404-1997 and I international IEC-298 standard.