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Installa
tion
Terminal
Description
Max. load
1 L
Supply voltage 230 V a.c.
2 N
Supply voltage 230 V a.c.
3 M1 Actuator - open
0.2 A / 230 V a.c.
4 M1 Actuator - close
alt. thermo actuator
0.2 A / 230 V a.c.
5
230 V a.c. supply voltage for
M1
6
Not to be used.
Do not establish any
connections!
7
8
9 P1 Circulation pump, primary
circuit
4 (2) A / 230 V a.c.
10
230 V a.c. supply for pump
relay R1
11 P2 DHW charging pump
4 (2) A / 230 V a.c.
12
230 V a.c. supply for pump
relay R2
13 P3 DHW circulation pump
4 (2) A / 230 V a.c.
14
230 V a.c. supply for pump
relay R3
Option:
Relay module ECA 80 (contacts: max. load 4 (2) A / 230 V a.c.)
25 (R4) Alarm relay output
Wire cross section: 0.75 - 1.5 mm
2
Electrical connections
Max. 2 x 1.5 mm
2
wires can be inserted into each screw terminal.
Incorrect connection can damage the TRIAC outputs. Max. load
(terminals 3, 4, (6 and 7)) 0.2 A / 230 V a.c.!
12b
Summary of Contents for C17
Page 9: ...Installation 11b...
Page 10: ...Installation Electrical connections 230 V a c in general 12a 230 V a c connections Optional...
Page 12: ...Installation Electrical connections 24 V a c in general 13a 24 V a c connections...
Page 17: ...Installation 14c...
Page 25: ...The grey side of the ECL Card Basic set up 20b...