
Multi
MAXX
HD
Electrical Connections
PR-2007-0350-GB • Subject to modifications • R2-04/2016
30
9.3
Connecting switch unit
МС
3
хх
or regulator by others
The components are connected via a terminal strip, which is located in a plastic termi-
nal box, which is fitted on the left or right side of the basic casing, depending on where
the coil connections are mounted.
•
Connect only in accordance with the unit-specific wiring diagram.
9.3.1 Wiring diagram for 3-speed 3-phase AC external rotor motor
– with thermal contacts
– with pole switching
– winding switching
ΔΔ
/
YY
/
Δ
– without voltage switch-over!
– operational voltage: see the product type plate
Fig. 9-2:
Terminal box in plastic casing
Connection diagram
Connection diagram
Installation by the
manufacturer
Installation by others on site
attached to inside of cover
or enclosed separately
attached to inside of cover
or enclosed separately
NOTE ON SWITCH UNITS
The connection diagrams are supplied with the relevant switch units or interme-
diate terminal box.
For connection use the following control cables:
– control cables depending on unit type and necessary requirements
– thermal contact connection using 0,5 mm² control cable with shielding made
of aluminium clad sleeve, e.g. J-Y(ST)Y 2x2x0,8.
NOTE ON CONTROLS BY OTHERS!
Refer to the relevant wiring diagram supplied for the specific unit for precise
details on how to connect the individual components (fan, frost protection, etc.).
Before you start the connection procedure, check that the order code of the
unit's electrical equipment matches the wiring diagram.
On 2-speed motors connection shall be carried out in the left rotary field!
DANGER OF ELECTRIC CURRENT!
Before opening the connection box the Multi
MAXX
HD unit heater must be dis-
connect from the power supply in all poles.
Содержание MultiMAXX HD
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Страница 24: ...Installation MultiMAXX HD 24 PR 2007 0350 GB Subject to modifications R2 04 2016 Fig 7 5 Fig 7 6 ...