Installation Guide
ECL Comfort 310, application A376
2.5.4 Electrical connections, 24 V a.c., power supply, pumps, motorized valves etc.
A376.1, A376.2:
Terminal
Description
Max. load
19
Phase for alarm output
18
Alarm
4 (2) A / 24 V a.c.*
17
Not to be used
16
Not to be used
15
Not to be used
14
Phase for circulation pumps
13
K3
Heating circulation pump, ON / OFF, circuit 2
4 (2) A / 24 V a.c.*
12
K2
Heating circulation pump, ON / OFF, circuit 1
4 (2) A / 24 V a.c.*
11
K1
DHW circulation pump, ON / OFF, circuit 3
4 (2) A / 24 V a.c.*
10
Supply voltage 24 V a.c. - (N)
9
Supply voltage 24 V a.c. - (L)
8
M1
Phase for motorized control valve output, circuit 3
7
M1
Motorized control valve - opening
1 A / 24 V a.c.
6
M1
Motorized control valve - closing
1 A / 24 V a.c.
5
M2
Phase for motorized control valve output, circuit 1 and circuit 2
4
M2
Motorized control valve - opening
1 A / 24 V a.c.
3
M2
Motorized control valve - closing
1 A / 24 V a.c.
2
M3
Motorized control valve - opening
1 A / 24 V a.c.
1
M3
Motorized control valve - closing
1 A / 24 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
Danfoss District Energy
VI.GU.B1.02
DEN-SMT/DK
31