23
EN
G
LIS
H
Power supply and communication cable configuration
f
Withdraw a main power cable and a grounding cable through the cable outlet on the right side of the DVM Hydro unit.
f
When connecting external contact signal wire, connect them to the PCB terminal board through the cable outlets in the
right side of the outdoor unit.
f
Wires must be installed after putting them in separate cable protection tubes.
f
Fix a cable tube at the cable outlet using a CD connector.
Wired remote controller wiring
Main PCB
DVM Hydro Unit • Outdoor unit
communication cable
Cable protection tube
Bushing
Power cable terminal board
Power cable
(Fix it to the clamp on the
bottom of the terminal
board)
Specifications of the cable protection tube
Name
Material
Applicable conditions
Flexible PVC conduit
PVC
When the cable 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 cable tube is installed indoor but exposed to outside so there are risk
of damage to the cable tube
Class 1 PVC coated
flexible conduit
Galvanized steel sheet
and Soft PVC compound
When the cable tube is installed outdoor and exposed to outside so there are
risk of damage to the cable tube and extra waterproof is needed
DVM HYDRO UNIT_IM_E_03469A(1).indd 23
2012-11-21 오후 2:32:21
