2.5.2 Electrical connections, 230 V a.c., power supply, pumps, dampers, motorized control valves etc.
Application A275.1 / A275.2
Terminal
Description
Max. load
16
15
Alarm (A1)
4 (2) A / 230 V a.c.*
14
Phase for pumps and burner
13
P3
DHW heating pump ON / OFF, circuit 2 (A275.2 only)
4 (2) A / 230 V a.c.*
12
B1
Burner ON / OFF
4 (2) A / 230 V a.c.*
11
P1
Circulation pump ON / OFF, circuit 1
4 (2) A / 230 V a.c.*
10
Supply voltage 230 V a.c. - neutral (N)
9
Supply voltage 230 V a.c. - live (L)
8
M1
Phase for motorized changeover valve output, circuit 2 (A275.2 only)
7
M1
Motorized changeover valve, DHW circuit direction (A275.2 only)
0.2 A / 230 V a.c.
6
M1
Motorized changeover valve, heating circuit direction, (A275.2 only)
0.2 A / 230 V a.c.
* 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
VI.GU.L2.02
© Danfoss | 2017.09 | 49
Operating Guide ECL Comfort 210/296/310, application A275/A375