Installation Manual
31
ENGLISH
Refrigerant piping installation
Branch pipe can not be used after header
Branch pipe can not be used after header
Example : 5 Indoor Units connected
: Outdoor Unit
: 1st branch (Y branch)
: Y branch
: Indoor Unit
: Header
: Sealed piping
L 150m(492ft)
40m(131ft)
H 100m(328ft)
h 15m(49ft)
Example : 5 Indoor Units connected
: Outdoor Unit
: 1st branch
: Y branch
: Indoor Unit
: Connection branch pipe
between Outdoor units:
ARCNN20
: Header
: Sealed piping
10m
(32.8ft)
or less
H 100m(328ft)
L 150m(492ft)
40m(131ft)
Master
Slave
h 15m(49ft)
◆
Combination of Y branch/header method