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Mitsubishi Electric TRANE TURYP0723AN40AN Manual De Instalación página 41

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10-5. Wiring connections in the control box
Connections must be made securely and without tension on the terminals.
- Improperly connected cables may break, overheat, or cause smoke or fire.
10-5-1. Threading power cable through the knockout hole
・Open the front panel when performing wiring work.
・Punch out the knockout holes at the bottom of the front panel or base with a hammer. Use the appropriate knockout hole according to the size of
the power cable, referring to the table below.
(1) When routing the wiring through the front of the unit
Power cable size (mm
)
2
2, 3.5, 5.5
8, 14
21, 26, 33
53, 67, 84
Cable strap
Power cable
Transmission cable
The length of the section after the cable access hole must be at least 1100 mm (43 in).
Clamp
Ground wire that connects Main Box and Inverter Box
<Notice>
・Do not remove the ground wire that connects Main Box and Inverter Box.
・Install the transmission cable as shown in the figure above so that the cable is long enough for the Main Box to be moved for servicing.
・If there are any gaps around the power cable and transmission cable, please be sure to fill these in with a suitable material to prevent snow from
entering, which may cause damage to the electrical parts, and to protect your hands from direct contact with cables.
・When putting the power cable through the knockout hole without using a conduit tube, deburr the hole and protect the power cable with protective
tape.
・Use a conduit tube to narrow down the opening if there is a possibility of small animals entering the unit.
・When taking the conduit tube out from the bottom part of the unit, caulk around the tube opening to prevent water infiltration.
WT09115X03
Knockout hole to be used
Knockout hole 2
Knockout hole 4
Knockout hole 3
Knockout hole 5
(2) When routing the wiring through the bottom of the unit
GB-39
Fill the gap.

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