It operates through the use of a spring-loaded lever to open and shut a list of internal contacts Within the device. It has a simulated plunger lever actuator. It needs a seven.2N working pressure to energize the spring. The functioning current score is 15A. Feniscowles, Blackburn · three Bedrooms · https://kingswoodhomes.uk.com/developments/properties/4-bed-detached-houses-feniscowles/