A375.1, example I
Up to 8 x boiler ON / OFF control for a heating circuit. The first two boilers (high efficiency) have highest priority.
* = pressure relief valve
The first two boilers can be heat pumps
The extension module ECA 32 is used to control boiler 5, 6, 7 and 8.
Sequence for the boilers: Boiler 1, 2, 3 - 4 - 5 - 6 - 7 - 8. Next day: Boiler 1, 2, 4 - 5 - 6 - 7 - 8 - 3. Following day: Boiler 1, 2, 5 - 6 - 7 - 8 - 3
- 4 and so on.
Burner steps are activated according to heat demand.
The last burner step can be disabled if the outdoor temperaure is higher than a set value.
Special settings for type A375.1, example i:
Navigation:
ID no.:
Recommended setting:
Heating circuit (circuit 1)
Sequence type (code) for controlling the burners:
MENU \ Settings \ Boiler: 'Sequence type'
11072
2
Number of total burner steps:
MENU \ Settings \ Boiler: ‘Steps'
11073
1 .... 8
40 | © Danfoss | 2017.09
VI.GU.L2.02
Operating Guide ECL Comfort 210/296/310, application A275/A375
