Danfoss ECL Comfort 210 Installation Manual page 28

Installation Guide
2.5.4 Electrical connections, 24 V a.c. (ECL 310 only), power supply, pumps, motorized valves etc.
Application A237.1
Description
Terminal
16
Alarm
15
14
Phase for circulation pumps / changeover valve
13 K3
DHW circulation pump ON / OFF, circuit 2
12 K2
DHW heating pump ON / OFF, circuit 2 / changeover valve
11 K1
Heating circulation pump ON / OFF, circuit 1
10
Supply voltage 24 V a.c. - neutral (N)
9
Supply voltage 24 V a.c. - live (L)
8 M1
Phase for motorized control valve output, circuit 1
7 M1
Motorized control valve - opening
6 M1
Motorized control valve - closing
5 M2
Phase for motorized changeover valve output, circuit 2 (DHW)
4
M2 Motorized changeover valve, DHW circuit direction
3 M2 Motorized changeover valve, heating circuit direction
* 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
28 DEN-SMT/DK
ECL Comfort 210 / 310, application A237 / A337
Wire cross section: 0.5 - 1.5 mm²
Incorrect connection can damage the electronic outputs.
Max. 2 x 1.5 mm² wires can be inserted into each screw terminal.
VI.LG.R1.02
Max. load
4 (2) A / 24 V a.c.*
4 (2) A / 24 V a.c.*
4 (2) A / 24 V a.c.*
4 (2) A / 24 V a.c.*
1 A / 24 V a.c.
1 A / 24 V a.c.
1 A / 24 V a.c.
1 A / 24 V a.c.
Danfoss District Energy