Connect The Electrical Cables - Alpha-InnoTec SWC Series Operating Manual

6.4 Connect the electrical cables

IMPORTANT
Irreparable damage to the compressor due to
wrong rotating field!
► Ensure that there is a clockwise rotating field for
the compressor load infeed.
Basic information on the electrical connection
NOTE
Ensure that the unit is supplied with electric-
ity at all times. After working inside the unit
and attaching the unit panelling, switch the
power supply back on immediately.
● The specifications of the local energy supply
company may apply to electrical connections
● Fit the power supply for the heat pump
with an all-pole
with at least 3 mm contact spacing (per
IEC 60947-2)
● Note the level
( "Technical data / Scope of supply", from
page 26)
● Comply with the electromagnetic compatibility
regulations (EMC regulations)
● Lay unshielded power
shielded cables (bus cable) sufficiently far apart
(> 100 mm)
● Maximum line length: 30 m.
The LIN-bus cable must be a shielded cable of at
least 4 x 0.5 mm²
Subject to change without notice | 83056700gUK – Translation of the original operating manual | ait-deutschland GmbH
miniature circuit-breaker
of the tripping current
supply cables and
Pull in the cables and conductors and make
the connections
1. Strip the sheathing of all cables to the external
loads before laying in the cable duct of the control
box.
2. Open electrical switchbox:
● Undo 4 screws in the cover panel of the electri-
cal control box
● Remove the cover panel
3. Feed the control/sensor cables and unit supply
cable into the housing from the rear.
4. Route cables from underneath through the cable
openings in the control box.
5. Connect cables to the respective terminals
( "Terminal diagram", page 48).
Operate the controller via a PC /network
1. During installation lay a shielded network cable
(category 6) through the unit.
2. Plug the RJ-45 connector of the network cable
into the socket of the control unit (①).
1
NOTE
The network cable can be retrofitted at any
time.
17