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gas vacuum jacketed kettle

- Nov 27, 2017 -

Electric kettle connected to the power 5 minutes after the steam to make the vapor temperature element of the bimetal deformation, the top open switch contact disconnect power. If the steam switch fails, the kettle of water will continue to burn until the water is burnt dry, heating element temperature rises sharply, located at the bottom of the heating plate there are two of bimetal, will be due to heat conduction temperature rise sharply, swelling deformation, disconnect power. So the safety protection device of electric kettle is very scientific and reliable design. This is the principle of triple protection of electric kettle.