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   ID:sunny-meng6
location:Return 3AV3 Spring operating mechanism
3AV3 Spring operating mechanism
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3AV3 Spring operating mechanism




General Description:

3AV3 Spring operating mechanism is mainly used for ZN85-40.5 indoor HV circuit breaker.It totally meets technical requirement of GB1984-2003 and IEC56.

 

Technical feature:

1.Adopt modular mechanism to easy manufacture and maintain.

2.Using high quality ally to produce key parts,especially in splint which is made by high quality cold-roll steel sheet that can be improved structural strength.

3. Adopt cathode electrophoretic paint onto surface to enhance anti-corrosion property.

4.Select rectilinear motion closing spring to reduce influence of natural vibration for  fatigue strength,which is beneficial to enhance product’s stability.

5.Adopt DC or AC power supply operation and control to convenient use.