Check all plugged and clamped
terminals to verify they are
seated correctly and making a
permanent contact. Re-tighten
as required.
CAUTION
12
Connecting the outdoor component
Terminal block
Control cable
Cover
Control cable to outdoor
component
Strain relief
Terminal block
Voltage supply
Control cable
to outdoor
component
11
Connecting the indoor unit
Voltage
supply
Connecting the outdoor
component
Proceed as follows to connect the
cable:
1. Remove the cover from the side
wall.
2. Select the cable cross-section
according to the relevant
standards.
3. Terminate the cables as shown
on the electrical connection
diagram.
6. Support the cable in the strain
relief and re-assemble the unit.
■
If an optionally available
condensation pump is used on
the unit, then - for the shut
off contact of the pump - an
additional relay to increase the
switching power to shut off the
compressor might be needed.
■
Control cables should be
screened if laid in areas exposed
to strong magnetic fields.
■
Details concerning the electrical
protection of the system are
given in the section on technical
data.
Electrical connection diagram
Connection MD 261 / 351
Outdoor component Indoor unit
Mains cable
Neutral conductor
Phase conductor
Earth conductor
230 V~,
50 Hz,
L1 / N / PE
Data line
L1
S
S
N
N
L1
Indoor unit
23
Содержание MD 261
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