A275.2, example d
Boiler ON / OFF control for a heating and a DHW circuit. DHW priority. The boiler circuit is equipped with a low loss header.
* = pressure relief valve
The pump in the boiler circuit is not controlled.
At DHW heating P3 (changeover valve) is activated and the desired boiler temperature lies a number of degrees above the desired DHW
temperature.
P1 is switched ON.
Special settings for type A275.2, example d:
Navigation:
ID no.:
Recommended setting:
DHW circuit (circuit 2)
DHW heating is managed by changeover valve P3 / M1:
MENU \ Settings \ Application: 'Ch.-o. valve / P'
12051
OFF
The desired DHW heating temperature must influence the desired boiler temperature:
MENU \ Settings \ Application: ‘Tank, sec./prim.'
12053
OFF
24 | © Danfoss | 2017.09
VI.GU.L2.02
Operating Guide ECL Comfort 210/296/310, application A275/A375