1:Normal Type Conventional Circuit Breaker 2:Main components of KYN28-24 switchgear 3: IEC 62271, GB 1984, JB3855 and DL1403

Summary of VCBI -24                                                                        

VCBI series high-voltage vacuum circuit breaker is a kind of indoor high-voltage switch equipment with 50/60Hz three-phase alternating current and 24kV rated voltage, which combined the technique of the ABB Corporation in Switzerland and domestic development state and manufacturing capability.

Service condition of VCBI -24                                                                       

    Altitude: ≤ 1000 m;

    Ambient temperature:-25°C ~ +40°C;

    Relative humidity: daily average ≤95%, monthly average ≤90%;

    Earthquake intensity: ≤8 degree;

    Applicable occasions should be free from inflammables, explosives, corrosives and severe vibration.

    If the product is used under special conditions, please state it to manufacture when you order.

Static contact’s dimension of VCBI -24                                                                       

Rated current	630A	1250A	1600A	2000A	2500A
Diameter of static contact(mm)	35	49	55 / 49	79	79 / 109

Type designation of VCBI -24

Structural drawing of VCBI -24 

1. Circuit breaker	4. Handcart
2. Contact arm	5. Operating Mechanism
3. Contact plum blossom	6. Secondary plug

VCBI-24 Indoor AC High Voltage Vacuum Circuit Breaker