Technibel CAFP 124 R Technical Data & Service Manual page 74

(B) Simultaneous operation multi (Twin, Triple, Double-Twin)
NOTE Because the indoor units run simultaneously, install them within the same room.
Item
Maximum allowable One-way length of tubing from outdoor
Allowable
tubing length unit to the most distant indoor unit
tubing
lengths
Maximum length following the first
Maximum distribution
tubing length branch point (No. 1 distribution)
Difference between the maximum
Maximum branch tubing
length and minimum length in tubing
length
following the first branch point
Maximum difference between lengths of No. 1 distribution tubing
(Double-Twin)
Maximum difference between lengths of No. 2 distribution tubing
(Double-Twin)
Maximum
Maximum indoor-outdoor
allowable
height difference
height
Maximum height difference between indoor units
difference
* For connection tubing sizes, refer to table above.
Double-Twin
Main tubing L
1
NOTE
G For refrigerant tube branches, use the optional distribution joints.
G
For cautions on the use of the optional distribution joints, be sure to refer to the provided instruction sheet. Also,
be careful to install them in the correct direction (orientation).
Description
If outdoor unit is higher
If outdoor unit is lower
Twin
Main
tubing L
A
Distribution joint
1
2
A
L1
Distribution joint No. 1
L2
A
2
Distribution joint
No. 2
3
Symbol
Single Triple
Twin
L + 1 L + 1, L + 2
L
L + 3
L + 2
– 1, 2, 3
1, 2
1 > 2 > 3
1 > 2
1 – 2
–
1 – 2 1 – 3
2 – 3
– – –
– – –
H1
H1
–
H2 H2, H3, H4
Triple
Main
tubing L
1
A
4
1 - 72
Actual
length (m)
Double-Twin
L + L1 + 1, L + L1 + 2
L + L2 + 3, L + L2 + 4
L1 + 1, L1 + 2
L2 + 3, L2 + 4
Max.: L2 + 4
Min.: L1 + 1
(L2 + 4) – (L1+ 1)
L2 > L1
L2 – L1
2 > 1
4 > 3
2 – 1
4 – 3
H2, H3, H4, H5, H6, H7
B
Distribution tubing
3
2
Distribution joint
(purchase separately)
A = DDVI16
B = DTVP
1
≤ 50
≤ 15
≤ 10
≤ 10
≤ 10
≤ 30
≤ 15
≤ 0.5