| 摘要 |
A thermostat, comprising: a metal casing; a snap switch having a snap spring disposed in the casing; a thermal expansion system, having an expansion member which acts on the snap spring, and having a setting element; an insulator arranged between two side parts of the casing, interconnecting the latter and forming one end face of the thermostat, and having fixed electrical contacts projecting therethrough; and, a contact bridge arranged on the snap spring, but electrically insulated therefrom, the contact bridge being engageable with the fixed contacts.
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