Zw7a-40.5 Series Vacuum Circuit Breaker Outdoor Type with CT Inside

Breaking Capacity: High Voltage Circuit Breakers; Speed: Normal Type Circuit Breaker; Installation: Open-Type and Insulated Cylinder Type Vcb;

Product Details Company Profile

Description

Model NO.: ZW7A-40.5
Operation: Electric Type
Arc-extinguishing Medium: Vacuum
Structure: MCCB
Type: Circuit Breaker
Certification: ISO9001-2000
Rated Short-Circuit Breaking Current Ka: 20/25/31.5
Rated Voltage: 40.5kv
Transport Package: Wooden Case
Origin: Made in China

Breaking Capacity: High Voltage Circuit Breakers
Speed: Normal Type Circuit Breaker
Installation: Open-Type and Insulated Cylinder Type Vcb
Poles Number: 3
Function: Circuit-Breaker Failure Protection
Rated Current a: 1250/1600/2000/2500
Mechanical Endurance: M2 Class
Trademark: CHRUI
Specification: 300*780*785MM
HS Code: 8535210000

General

Ratings: voltage 40.5kV, current up to 2500A, AC50/60Hz
Application: for the control and protection of substation and equipment. Making and breaking load current, overload current and short-circuit current under various operating status of electric network.
Standard: IEC62271-100, IEC62271-111.

Working Condition

Ambient air temperature: -40~+40ºC
Altitude: ≤2000m
Service condition with dust, corrosive / flammable gas, vapor or salty fog pollution are acceptable.
Wind speed: ≤34m/s (Equal to 700Pa over cylindrical surface)
The external shocking and earthquake could be neglected.
Pollution level: ≤
Note: Customized products for other special working conditions are available on your requirements.

Zw7a-40.5 Series Vacuum Circuit Breaker Outdoor Type with CT Inside