Mitsubishi Electric PURY-EP200 Service Handbook page 56

[ II Restrictions ]
(3) System that requires more than 16 BC controller ports or with multiple BC controllers <Outdoor unit (E)P450 model
or above.>
1
Outdoor unit
Outdoor unit
h4
F
H H'
Reducer (P15 - P50 models)
(Supplied with the BC Controller)
h1
Operation
Length Total pipe length
Total pipe length from the out-
door unit to the farthest indoor
unit
Between outdoor unit and BC
controller
Between BC controller and in-
door unit
B e w t e e n
Height
differ-
Between indoor
ence
and outdoor
units
Between indoor unit and BC
controller
Between indoor units
Between the BC controller
(main or sub) and the sub BC
controller
B e w t e e n
*1. When the overall pipe length between the BC controller and the farthest indoor unit exceeds 40m [131ft], observe
the restrictions in the figure titled "Restrictions on pipe length" below. (Except the P250 models)
*2. When the capacity of the connected indoor units is P200 or above, use the figures in the parentheses as a reference.
HWE0713A
2
Branch joint
(Outdoor unit P650 model or below :CMY-R100VBK
Outdoor unit P700 model or above :CMY-R200VBK)
On the low-pressure side, the twinning kit connects to the pipes on site inside the outdoor unit.
When different capacity units are combined, connect the kit to the larger capacity outdoor unit.
G
A
BC controller (main)
a
Junction pipe
b
(CMY-R160-J)
Indoor Indoor
(P15 - P140 models) (P200 - P250 models)
F+G+A+B+C+D+E+a+b+c+d+e
n i d o r o u n s t i
Outdoor unit
above in-
door unit
Outdoor unit
below in-
door unit
o u d t o r o u n s t i
Branch joint
(CMY-Y202-G2)
(CMY-Y102L-G2)
(CMY-Y102S-G2)
D
C
Branch joint
(CMY-Y102S-G2)
E
B
c d
Indoor Indoor
Maximum of 3 units per port
Total capacity of P80 or below
Pipe sections
Refer to the restrictions on the total pip-
+f ing length in the graph on the next page.
F(G)+A+C+E+f
F(G)+A
B+d or C+D+e
or C+E+f
F + G
H
H'
h1
h2
h 3
h 4
- 47 -
Indoor
e
h1
BC controller (sub)
h3
BC controller (sub)
f
h1
Indoor
Allowable length of pipes
165 [541] or less
(Equivalent length 190 [623] or less)
110 [360] or less
*1
40 [131] or less
5 1 [ ] 6 r o e l s s
50 [164] or less
40 [131] or less
15 [49](10[32]) or less
15 [49](10[32]) or less
1 5 4 [ ] 9 r o e l s s
0 1 . [ . 0 ] 3 r o e l s s
h2
Unit: m [ft]
*2
*2
GB