Mitsubishi Electric FDT125VNVF Technical Manual page 292

2-1 DIS-WA1
Supported combinations
Liquid branching pipe
Outdoor unit model Indoor unit model
3HP 1.5HP＋1.5HP
2HP＋2HP
Flare joint
Connecting pipe
4HP
(φ9.52)
①
ID9.52
1.5HP＋2.5HP
2.5HP＋2.5HP
Flare joint
5HP
Connecting pipe
2HP＋3HP
(φ9.52)
①
ID9.52
①
ID9.52
3HP＋3HP
Flare joint
6HP
Connecting pipe
2HP＋4HP
(φ9.52)
①
ID9.52
Note When connect the indoor unit of an old model that is shown in the model list,
use the joint supplied with the branch piping set like A
2-5. Triple type for same model/same capacity or different model/same capacity
When the difference in length of pipes after the branch is longer than 3 m and shorter than 10 m
Outdoor unit
Indoor unit
a
b
Gas branching pipe
ID12.7
Joint B
②
①
ID15.88
③
Joint B
ID12.7
(φ6.35)
Joint A
A
ID12.7
ID12.7
Joint B
② ②
Joint B
②
①
①
③
ID15.88
ID15.88
③
CAUTION
③
Joint B
Reference
ID15.88
ID12.7
Joint A
A
Flare joint
ID12.7
(φ6.35)
ID15.88
Joint B
②
①
①
ID15.88
ID15.88
③
Joint B
ID15.88
ID12.7
(φ6.35)
ID12.7
Joint A
Joint B
②
①
ID15.88
②
③
③
CAUTION
ID15.88
Reference
ID9.52
ID9.52 ID15.88
②
②
①
ID15.88
③
③
ID9.52
ID15.88
(φ6.35)
ID12.7
Joint A
Joint B
②
①
ID15.88
②
③
③
CAUTION
ID15.88
ID9.52 Reference
Outdoor unit model Indoor unit model Branching pipe
6HP
2HP＋2HP＋2HP
8HP
3HP＋3HP＋3HP
2-2 DIS-WB1
Supported combinations
Outdoor unit model Indoor unit model
3HP＋5HP
8HP
4HP＋4HP
10HP 5HP＋5HP
Applicable to the difference in length of pipes after the branch being less than 3 m
2-3 DIS-TA1
* Connection is not allowed when the difference in length of pipes is larger than 3 m.
Supported combinations
Outdoor unit model Indoor unit model
②
ID9.52
6HP 2HP＋2HP＋2HP
③
2-4 DIS-TB1
Applicable to the difference in length of pipes after the branch being less than 3 m
* Connection is not allowed when the difference in length of pipes is larger than 3 m.
Supported combinations
Outdoor unit model Indoor unit model
8HP
3HP＋3HP＋3HP
ID9.52
OLD Model list
model name
FDTA251R
FDENA251R
FDKNA251R
FDURA251R
FDUMA252R
Branching pipe set type Liquid branching pipe
Connecting pipe
a
(φ9.52)
①
ID9.52
DIS-WA1
Connecting pipe
(φ9.52)
①
ID9.52
b
a DIS-WB1
ID9.52
Joint C
b DIS-WA1
ID9.52
291
- -
'12 • PAC-T-174
Liquid branching pipe Gas branching pipe
ID9.52
②
①
ID9.52
ID25.4
①
③
Joint C ID9.52
ID9.52
②
①
①
ID12.7
ID25.4
③
ID9.52
Liquid branching pipe Gas branching pipe
Connecting pipe
Joint A
(φ9.52)
②
Flare
③
joint
①
① ( φ 6.35)
④
ID15.88
Joint A
Reference
CAUTION
Liquid branching pipe Gas branching pipe
② ID9.52
①
③
① ② ③ ④
④
ID25.4
Gas branching pipe
Flare joint
(φ6.35)
ID12.7
Joint A
Joint B
②
①
ID15.88
②
③
③
CAUTION
ID15.88
ID9.52 Reference
Flare joint
(φ6.35)
ID12.7
Joint A
Joint B
②
①
②
ID15.88
③
③
CAUTION
Joint B
Reference
ID12.7
Joint A
Flare joint
(φ6.35)
ID15.88
ID9.52
②
①
ID25.4
①
③
ID9.52
ID15.88
ID9.52
ID15.88
②
①
①
ID15.88
③
ID9.52
ID15.88
ID15.88
②
③
ID15.88
ID15.88
②
③
ID15.88
ID12.7
② ③ ④
ID15.88
②
③
②
③