Danfoss ECL Comfort 210 Installation Manual page 41

Installation Guide
A375.2, example a
Up to 8 x boiler ON / OFF control for a heating circuit and a DHW circuit.
S 1
B1
* = pressure relief valve
The application drawing shows a general and basic installation.
The ECL Comfort 310 controller controls the boilers 1 and 2. The extension module ECA 32 controls boiler 3, 4, 5 and 6. The ECL Comfort
310 controller controls boiler 7 and 8 via auxillary relays.
The burners / boilers are controlled as described in the A375.1, examples a - i.
The DHW circuit is controlled as described in the A275.2 examples.
Danfoss District Energy
ECL Comfort 210 / 310, application A275 / A375
S 3
B8
S 5
ECL 310
A1
+ ECA 32
P 1
P 3
VI.GU.L1.02
S 7
S 6
P 4
DEN-SMT/DK 41