Wiring Connections In The Control Box - Mitsubishi Electric PURY-(E)P-YLM-A (-BS) Installation Manual

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
・Punch out the knockout holes at the bottom of the front panel with a hammer. Use the appropriate knockout hole
according to the size of the power cable, referring to the table below.
Ⓐ
Ⓑ
Ⓒ
・If there are any gaps around the power cable, please be sure to fill these in with a suitable material.
・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.
WT07282X01
Power cable size (mm ) Knockout hole to be used
2
2, 3.5, 5.5 Knockout hole 2
8, 14 Knockout hole 4
21, 26, 33 Knockout hole 3
84, 67, 53 Knockout hole 5
Ⓐ Cable strap
Ⓑ Power cable
Ⓒ Transmission cable
GB-49