Immersion heater for e.g. hot water storage tank, includes switch and second heating element in protective tube, thermally-coupled to first elementA protective tube (11) sealed inside the tank (20) is in thermal contact with a first heating element (3). The switch (1) and second heating ...
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after a night of heating the tank water is hot by morning and there’s enough hot water to last until the next morning. The heater had a mechanical timer which is
30-80º C 15A 250VAC Double Protection Push Thermostat for Water Heater Temperature Controller Switch, Find Details and Price about Immersion Water Heater Thermostat Temperature Control Switch from 30-80º C 15A 250VAC Double Protection Push Therm...
US2849590 Jul 3, 1957 Aug 26, 1958 Theodor H Stiebel Miniature immersion heater with builtin, manually operable, switchUS2849590 * Jul 3, 1957 Aug 26, 1958 Theodor H Stiebel Miniature immersion heater with builtin, manually operable, switch...
A switch unit (1) for an electric immersion heater (4) for mounting on the wall (2) of a liquid heating vessel, includes a snap acting bimetallic actuator (33) which is exposed, in use, to vapour emerging through an outlet (37) from the vessel, and which is of the type disclosed ...
tube are filled with sand to the extent that the breaker switch and heating wire are completely enclosed by sand to improve heat transfer between the heating wire and breaker switch thereby making the breaker switch quickly responsive to dry operation of the heater to deenergize the heating wire...
ELECTRICAL SHOCK PREVENTIVE IMMERSION HEATER AND WATER LEVEL SENSITIVE SWITCHPURPOSE: To prevent short water and raise hot water temperature safely, easily and at low cost by completely insulating and jointing a radiator having a built-in resistor and a water level sensitive switch using a small ...
CZEPEK,GUENTER,ING.DE3046438A1 * Dec 10, 1980 Jul 15, 1982 Guenter Ing Grad Czepek Electric immersion heater with electronic control circuit - uses triac load switch with respective thermoelements for heating element and water temp.
A switch unit (1) for an electric immersion heater (4) for mounting on the wall (2) of a liquid heating vessel, includes a snap acting bimetallic actuator (33) which is exposed, in use, to vapour emerging through an outlet (37) from the vessel, and which is of the type disclosed ...