Mitsubishi Electric CITY MULTI CMB-PW202V-J Manuel D'installation page 2

2
2.2
[Fig. 2.2.1]
[Fig. 2.4.1]
A
G
A
B
C
D
Line branch
d
C
A Outdoor unit
B BC controller
C Indoor unit
D PWFY unit
E Less than H=50 m (when the outdoor unit is higher than the
indoor unit)
F Less than H1=40 m (when the outdoor unit is lower than the
indoor unit)
G Less than 110 m
H Less than 40 m
I Less than h1=15 m (10 m or less for 200, 250 unit type)
J Less than h2=15 m
Item
Total piping length
Longest piping length
Between outdoor unit and
BC controller
Between indoor units and BC controller
Between
Above outdoor unit
indoor and
outdoor units
Below outdoor unit
Between indoor units and BC controller
Between indoor units
2
[Fig. 2.3.1]
<A>
A
450
C
B
D
INDOOR UNIT SIDE
200 A
CMB-PW202J (In the case the outdoor unit is 14-hp (P350 model) or less.)
B
H
E
e g
f
C C D
(Unit: m)
Piping portion Allowable value
Not to exceed the
A+B+C+D+E+a
maximum refriger-
+b+c+d+e+f+g
ant piping length *1
165 m or less
A+C+D+E+g/
(Equivalent length
A+B+c
of 190 m or less)
A Below 110
C+D+E+F+g/
Below 40 *2
B+c
H Below 50
H1 Below 40
Below 15
h1
(Below 10)*3
Below 15
h2
(Below 10)*3
200 B
<B>
B
A Inspection hole
E
B On the side of outdoor unit piping
C Control box
D On the side of indoor unit piping
E On the side of indoor unit piping
*1 Dimensions with which pipe connection can be handled at site
2.4
Header branch
Capped
a c
b
D D D
Notes:
*1 Refer to "Restrictions on piping length" on P. 3.
*2 Please refer to the figure "Distance between BC controller and farthest
Indoor unit" when the distance between BC controller and farthest indoor
unit exceeds 40 m. (Not applicable to the P250 model indoor unit)
*3 The values in the parentheses show the maximum piping length to be
followed when the connection capacity of the indoor unit is 200 or more.
*4 Indoor units that are connected to the same branch joint cannot be simul-
taneously operated in different operation modes.
Distance between BC controller
and farthest indoor unit
70
60
50
40
30
20
10
0
0 5 10
Height difference between
BC controller and farthest
indoor unit (m)
2.3
<A> Top view
<B> Front view
Model name A B
CMB-PW202V-J 648 -
( )
Indoor unit/PWFY : cooling/heating
Connection No. = 0
( )
PWFY : heating
Connection No. = 1
15