scope:

This standard applies to automatic electrical temperature sensing controls for use in, on or in association with equipment for household and similar use, including electrical controls for heating, air-conditioning, and similar applications. The equipment may use electricity, gas, oil, solid fuel, solar thermal energy, etc., or a combination thereof. Applies to inherent safety and to operating values, operating times and sequences where such are associated with equipment safety. It applies also to the testing of automatic electrical control devices used in, or in association with, household or similar appliances.