タイトルまたは説明

1. Introduction

HVD7*0.5KV ***0A outdoor HV AC vacuum circuit breaker VCB has many visual advantages like reasonable design, fashionable appearance, high safety and reliability, simple maintenance, long electric life. It is the ideal upgraded products of *5KV outdoor oil circuit breakers.

HVD***0.5 ***0A vacuum circuit breaker is applicable for three-phase power system of AC *0HZ.It is used to make and break the load current ,overload current and short-circuit current.

 

2. Applicable environment

3.1The ambient temperature should be **0degree~ **0degree(**0degree in the frosty area);

3.2Altitude should not exceed ***0m(over ***0m is plateau type);

3.3The wind pressure should not exceed **0Pa(equal to wind speed *4m/s);

3.4Air pollution degree: 3,that of antifouling type:4;

3.5The installation site should be free from the fire, explosion, chemical corrosion and serious vibration.

 

 

• Main technical parameters