Samsung HXWA Series, Руководство по установке, Страница: 60 / 126

ENGLISH-60
Electrical wiring work
Power and communication cable configuration
f
Main power and the ground cable must be withdrawn through the knock-out hole on the bottom-right or right side of
the cabinet.
f
Withdraw the communication cable from the designated knock-out hole on the bottom-right side of the front part.
f
Install the power and communication cable using separate cable protection tube.
f
Fix a protection tube to the knock-out hole on the outdoor unit by using a CD connector or bushing. Make sure to use
insulating bushing.
f
Make sure that power and communication cables do not block the front panel.
AM038/048/055KXWD
✴
AM072/096/120/144HXWA
✴
MCCB+
ELB ELCB
Power cable
or
Ground cable Ground cable
ELCB
MCCB+
ELB
or
ELCB
MCCB+
ELB
or
Communication
cable between
outdoor units
Specification of the protection tube
Name Temper grade Applicable conditions
Flexible PVC conduit PVC
When the protection tube is installed indoor and not exposed
to outside, because it is embedded in concrete structure
Class 1 flexible conduit Galvanized steel sheet
When the protection tube is installed indoor but exposed to
outside so there are risk of damage to the protection tube
Class 2 flexible conduit
Galvanized steel sheet and
Soft PVC compound
When the protection tube is installed outdoor and exposed to
outside so there are risk of damage to the protection tube and
extra waterproof is needed
Caution for perforating the knock-out hole
t Perforate a knock-out hole by punching it with a hammer.
t After perforating the knock-out hole, apply rust resisting paint around the hole.
t When you need to pass the cables through the knock-out hole, remove burrs on the hole and protection the
cable with a protection tape or bushing etc.
CAUTION
Ground cable
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