Danfoss ECL Comfort User Manual page 8

10g
10.4 Weather compensated 2-stage heat pump for
heating
System settings
Circuit Line Description
II 85 Application selection
II 140 Alarm input selection
Cut-in delay, compressors I
II 168
and II
The controller will not be active unless line 140 is set to 0.
System diagrams in this instruction are principal drawings and do
not contain all components which are necessary in your systems.
Connections of controlled units
Terminal Description
Recomm.
setting
0 (1)
10
0
1-100
12
13 C2
14
25 P2
26
28 P3
29
Temperature sensor connections, see section 14a.
1 (L) Voltage supply 230 V a.c.
2 (N) Voltage supply 230 V a.c.
9 P1 Circulation pump
230 V a.c. voltage supply for
pump relay R1
11 C1 Compressor I, heat pump
230 V a.c. voltage supply for
compressor relay R2
Compressor II, heat pump
230 V a.c. voltage supply for
compressor relay R3
Circulation pump, heat pump
230 V a.c. voltage supply for
pump relay R4
Ground coil (brine) pump
for heat pump
230 V a.c. voltage supply for
pump relay R5
10h
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.