Samsung DVM PLUS III HR - Power Supply and Communication Cable Configuration; Specifications of the Cable Tube

installing the unit _31
ENGLISH
Power supply and communication cable configuration
• All wiring, components and materials to be procured on the site must comply with the
applicable local and national codes.
• Install the main power cable and grounding cable through the knock-out hole that is in the
middle (or in the bottom) of the side of the unit and at the bottom of the front of the unit.
• Install the power and communication cable using the cable tube separately.
• Fix a cable tube using a CD connector(Wire conduit) and bushing at the knock-out hole of the
outdoor unit.
• Be sure to install the switch and the fuse to the power line of each equipment.
Specifications of the cable tube
Name Material Description
CD tube PVC
- When the unit is installed indoors
- When the unit is not exposed outdoors because
of concrete construction
power cable tube Galvanized steel sheet
- When the unit is installed indoors
- When the unit is exposed outdoors and then the
protection for a power cable is needed
vinyl tube for a power cable
Galvanized steel sheet +
Soft PVC compound
- When the unit is installed indoors
- When the unit is exposed outdoors and then
the protection for a power cable or waterproof
function is needed
In case of putting the
power cable to front
Communication cable
among outdoor units
Earth
Earth
Power cable
Power cable
Communication cable between
indoor and outdoor units
Cable tube
Cable tube
Cable tube
Front side
ELCB
or
MCCB+
ELB
ELCB
ELCB
Earth
Caution for knock-out punching
• Make a knock-out hole by driving in a nail.
• After making a knock-out hole, apply rust resisting paint around the hole.
• Remove all burrs at the edge of the knock-out hole and secure the cable to the outdoor
knock-out using lining and bushing with an electrical insulation such as rubber and so on.
CAUTION
Connect the power cable using the compressed ring terminal.
CAUTION
You must use the cables suits local standard.
• Using cables that are not suitable for local standard may lead to accident in the future that
may lead to property damage.
DVM PLUS3 HR_IM_E_32805-2.indd 31 2011-11-11 오후 4:18:26