Drazice OKC 125 NTR Manual de funcionamiento e instalación - Página 6

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1.3 DESIGN AND GENERAL HEATER DIMENSIONS

The heater tank is made of a steel plate and tested by 0.9 MPa overpressure. The inside of the receptacle is

enamelled. A flange is welded onto the bottom of the tank with a flange lid screwed to it. A sealing ring is

inserted between the flange lid and the flange. Thermowells for placing a heating element and sensors of

regulation thermostat and safety fuse are located in the flange lid. Anode rod is mounted on M8 nut. The

water reservoir is insulated by means of polyurethane foam. Electric wiring is placed underneath the

plastic removable cover. The temperature of water can be set using the thermostat. In combined versions,

a heat exchanger is welded in the pressure tank. The heat exchanger is only intended for the heating

circuit.

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