62
Plug
sXF
Terminals
Function
Explanation
224.4
r
2.
Control of instantaneous
heating water heater,
stage 2
Connection values
■ Output: 10 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
On-site connection, see separate "con-
nection and wiring diagram" sheet 110
224.6
M
■ Cylinder primary pump
(DHW side)
■ 2-way shut-off valve
Switch cylinder primary pump and two-
way shut-off valve in parallel
Connection values
■ Output: 130 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
On-site connection, see separate "con-
nection and wiring diagram" sheet 150.
Use contactor, if required; see separate
"connection and wiring diagram"
sheet 151, sheet 152.
224.7
Circulation pump for DHW
reheating
Connection values
■ Output: 100 W
■ Voltage: 230 V~
■ Max. switching current: 4(2) A
On-site connection, see separate "con-
nection and wiring diagram" sheet 170.
Use contactor, if required; see separate
"connection and wiring diagram"
sheet 171, sheet 172.
Installation sequence
Overview of electrical connections
(cont.)
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