Danfoss ECL Comfort 210 Installation Manual page 55

Installation Guide
Application A375.2 — up to 2 burner steps, P4 is the circulation pump in the DHW circuit
Application A375.3 — up to 2 burner steps, P4 is the circulation pump in heating circuit 2
Terminal Description
19 Phase for alarm and burner B2
18 Alarm (A1)
17 B2 Burner ON / OFF
16 Phase for pump P4
15 P4
Circulation pump
14
Phase for pumps and burner
13
P3 DHW heating pump, circuit 2 (A375.2) or circuit 3 (A375.3)
12
B1 Burner ON / OFF
11
P1 Circulation pump ON / OFF, circuit 1
10
Supply voltage 230 V a.c. - neutral (N)
9
Supply voltage 230 V a.c. - live (L)
8
Phase for motorized changeover valve output M1
7 M1
Motorized changeover valve, DHW circuit direction, circuit 2 (A375.2) or circuit 3 (A375.3)
6 M1
Motorized changeover valve, heating circuit direction, circuit 2 (A375.2) or circuit 3 (A375.3)
5
Phase for motorized control valve M2, circuit 2
4
M2 Motorized control valve - opening, circuit 2 (A375.3)
3 M2 Motorized control valve - closing, circuit 2 (A375.3)
* Relay contacts: 4 A for ohmic load, 2 A for inductive load
Factory established jumpers:
5 to 8, 9 to 14 , L to 5 and L to 9, N to 10
Danfoss District Energy
ECL Comfort 210 / 310, application A275 / A375
VI.GU.L1.02
Max. load
4 (2) A / 230 V a.c.*
4 (2) A / 230 V a.c.*
4 (2) A / 230 V a.c.*
4 (2) A / 230 V a.c.*
4 (2) A / 230 V a.c.*
4 (2) A / 230 V a.c.*
0.2 A / 230 V a.c.
0.2 A / 230 V a.c.
0.2 A / 230 V a.c.
0.2 A / 230 V a.c.
DEN-SMT/DK 55