Mitsubishi MUX-2A28VB Service Manual page 29

MAX.REFRIGERANT PIPING LENGTH & MAX. HEIGHT DIFFERENCE
UNIT No.
Max.
limits
ADDITIONAL REFRIGERANT CHARGE (R410A:g)
A
unit
B
unit
PIPING PREPARATION
1Table below shows the specifications of pipes commercially available.
UNIT No.
For liquid
A B
and unit
2Ensure that the 2 refrigerant pipes are well insulated to prevent condensation.
3Refrigerant bending radius must be 10cm or more.
Indoor unit A
L
Outdoor unit
MUX-2A70VB - E1
Pipe length
L
A
A
L
B B
Outdoor unit
precharged
7m
950g
0
Outdoor unit
precharged
7m
950g 0
Outside diameter
Pipe
For gas
Indoor unit B
H
A
15m
15m
Refrigerant piping length (one way)
8m 9m 10m
20 40 60
Refrigerant piping length (one way)
8m 9m 10m
20 40 60
Insulation
thickness
mm
6.35 8mm
9.52 8mm
29
L H
B
Height difference (H)
10m
10m
11m 12m 13m
80 100 120
11m 12m 13m
80 100 120
Insulation material
Heat resisting foam plastic
0.045 specific gravity
No. of bends
10
10
14m 15m
140 160
14m 15m
140 160