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CV342 thermal delay switch

Size This device measures 50x17mm overall and has a B7G base.


Heater voltage 6.3V
Heater current 500mA
Nom closing time delay at 20C 55s
Ambient temperature range over which delay is >=45s and <=85s -35 to 85C
Max DC voltage between contacts 220V
Max surge current on closing contacts 5.0A
Max contact current 1.0A
Max voltage between contacts when breaking circuit 50.0V
Max contact current when breaking circuit 100mA

The switch is not suitable for maintaining current for prolonged periods.

Pin Function
1 Heater
2 n/c
3 Active contact
4 Stationary contact
5 n/c
6 n/c
7 Heater