Installation - Kessel Comfort PLUS SD Installation And Operating Instructions Manual

4

Installation

4.1 Installing the control unit
WARNING
Disconnect system from energy sources! Make sure that cables and electrical components are disconnected from
the power supply during work.
The control unit can only be opened if the main switch is in the OFF position.
Undo screws in the housing cover and lift up housing cover.
Mount housing in place provided; to do so, use all 6 fixing options of the housing.
Take the ambient conditions into account.
4.2 Connect mains cable 400V
► Lay the mains cable through the left-hand cable passage
up to the connection terminals and the main switch.
► Establish the connections in accordance with the connec-
tion diagram (in the housing cover of the control unit).
► Tighten the cable gland by hand.
Connection overview for the mains cable
Source Connec- Type of con-
tion ductor
Cables
Protective
earth
Neutral
Mains 5-wire
Phase
Phase
Phase
4.3 Connecting the wastewater pump(s)
Before connecting the pump, check whether the motor
protection switch of the control unit is suitable for the
power consumption of the pump(s) (see type plate).
If necessary, set the motor protection switch to the nomi-
nal current of the pump (see type plate of the pump).
Pull the connection cable through the housing passage(s)
and tighten in the same ways as the cable gland of the
mains cable.
Make connections as shown in the connection diagram.
Printed board connections for the wastewater pump(s)
U1, V1, W1 (U2, V2, W2 ): Phases
*
PE: protective conductor
T1, T3: temperature monitoring connection, self-resetting
* only 9-wire variant
30 / 140
Label Connec-
tion
name
Yel- PE
low-green
Blue N
L1 T1
L2 T2
L3 T3
Installation and operating instructions 010-990