Pfannenberg DTT 6401 Serie Instrucciones De Servicio página 81

GB
Cooling unit electrical connection
1
4
Pos Designation
1 Pin header plug connection
3 Earth lug
5 Special coding pins
 Protective conductors in the mains connection cable do not apply as equipotential bonding conductors.
Procedure

Connect the cable (4) with the female multipoint plug connection/ Cage terminal (2B/A)/ (accessory kit) as
specified in the electrical circuit diagram; see
 For electrical connection insert the screwdriver into the cage terminal (2A) and connect the cables (4) to the
cooling unit with the female multipoint plug connection (2B).
 Insert the screwdriver firmly into the cage terminal (2A). Never twist the screwdriver; otherwise the cage terminal
will be damaged.
 Insert the female multipoint plug connection (2B) into the pin header plug connection (1).
 The female multipoint plug connection (2B) and the pin header plug connection(1) are secured against improper
connection by special coding pins(5).
 Remove the protective caps from the earth lugs (3).
 Connect earthing cable.

In the case of cooling units with multi controllers (MC), install the TS2 temperature sensor, see
mode

Before switching on, ensure that the mains voltage matches the upstream fuse; see
 The cooling unit is connected electrically.
Operating Manual DTT 6401 Multicontroller (MC) 086100035a © Pfannenberg GmbH
3
5
Figure 31 - Cooling unit plug connection
Pos
2
4
Electrical connection.
2 B
2 A
Designation
Female multipoint plug connection (B)
Cage terminal - max. 3.5 x 3.0 mm (A)
0.5 – 2.5mm²
Cable -
Electrical connection.
1
5
Energy-saving
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