SDC / DHC

Hydraulic Components

 

 

Buffer temperature To ensure an adequate control reserve for all consumers offset of heat generator connected to the buffer tank, the demand value sent to the heat

generator can be raised by an additional temperature offset.

Buffer switching If the buffer tank temperature rises above the current demand differential value by the set amount, the buffer loading pump is switched off.

The pump is switched on again as soon as the buffer tank temperature drops below the current demand value.

Buffer forced If the set buffer maximum temperature limit is exceeded, the dissipation excess energy can be dissipated into the heating circuits and the

hot-water tank. The heating circuits into which the forced dissipation is routed are determined by the respective parameter.

Set value OFF

No heat dissipation

Tank loading pump (with provision tanks only)

Dissipation of the excess heat occurs to an existing water heater.

ATTENTION

Use a thermal mixing valve in accordance with the regulations, as there is a risk of scalding.

Heating circuit pump(s)

Any excess heat is dissipated into the heating circuit(s). The set maximum temperature is not exceeded here. The intended room temperature may be exceeded for short periods.

NOTE Activate the thermostat function in conjunction with room station(s).

ATTENTION

With floor heaters, use a system thermostat for pump forced switch-off.

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Honeywell EN2H-0221GE51 R0808 service manual Set value OFF, Tank loading pump with provision tanks only

EN2H-0221GE51 R0808 specifications

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