UPDATED A5 Panasonic technical handbook F 2025 - Flipbook - Page 56
PACi NX Standard Twin Splits Ð Pipework
Pipe sizes
Twin split Ð U-100PZ3E5/8
(2 X 3650 indoor units)
L2
L1
H2
Twin split Ð U-125PZ3E5/8
(2 X 6071 indoor units)
Pipe sizes
L
CZ-P155BK1
1/2Ó & 1/4 Ò
Total pipe length
L + L1 + L2
< 50m
Maximum branch length
L1, L2
< 15m
Maximum branch pipe
length differences
L1 > L2
L1 Ð L2
< 10m
Height diff, outdoor above
H1 above
< 30m
Height diff, outdoor below
H1 below
< 15m
Height diff, indoor to
indoor
H2
< 0.5m
L
5/8Ó & 3/8Ó
L1
L2
Pipe parameters
L
H1
L1
L2
5/8Ó & 3/8Ó
L2
H2
56
L1
5/8Ó & 3/8Ó
CZ-P155BK1
H1
L
Use the main pipe to gain any rise or fall required for the pipes.
" The number of bends should be 8 or less in a single system, and 15 or
less overall.
" Branch pipes should be positioned horizontally.
