This product is a special dynamic and static contact for vacuum circuit breakers. It is made of copper plated with silver. It has good electrical conductivity and anti-oxidation. It is the core conductive component in the circuit breaker.
A contact whose position is basically unchanged in operation.
The contact arm is used as an auxiliary part in KYN armoured metal-enclosed switchgear and JYN spaced metal-enclosed switchgear.
It can also be used in other handcart switchgear, with reliable contact, excellent electrical performance, easy to use and other characteristics. Applicable to KYN and JYN switchgear and other switchgear, as a primary circuit connection.
Service Condition:
1.The altitude does not exceed 1000m.
2.The ambient air temperatrue : Max:+40ºC. Min:-10ºC.
3.The relatire humidity of air not bigger 90% (temperature:25ºC)
4.The working situation have no conductivity dust.
5.The working situation have no corrosive gas of effect insulation anddestroy metal.
6.The working situation without violent vibration and striking.
7.The working situation have no explosive danger and fire.