ELECTRIC WATER HEATER Russian patent published in 1998 - IPC

FIELD: heating of domestic running water. SUBSTANCE: electric water heater is made in form of heating module including tubular housing with inlet and outlet branch pipes, thermoelectric heating element with sealing units installed coaxially inside housing over its length with clearance of 1.0-2.5 mm, pickup checking water presence in housing made in form of pressure signalling device whose sensitive element is coupled by hydraulic channel with inner space of housing, thermal limiter and thermoelectric heating element operation light indicator. EFFECT: reduced consumption of electric energy for heating of running water, simplified design of heat exchanger. 2 cl, 2 dwg