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From outdoor unit (*4)
to indoor unit
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allowable
length
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fir o
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multi connection pip-
ing kit to outdoor unit
(in a multi system)
From outdoor unit to
indoor unit
Allowable
From indoor unit to
height differ-
indoor unit
ence
From outdoor unit to
outdoor unit
Allowable length after branch (*5)
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indoor units side.
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In the case where only 1 multi Branch Selector unit is included in the system, the actual piping length from each branch points of the multi
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c or
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Outdoor unit capacity type
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36.
3P362438-5N English
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Actual piping length
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(1000 m)
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Actual piping length
Outdoor unit
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Height difference
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Actual piping length X Height difference between indoor units (H2)
Height difference
Height difference
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Actual piping length
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Liquid pipe
f3/8 in. (9.5 mm) → f1/2 in. (12.7 mm)
f1/2 in. (12.7 mm) → f5/8 in. (15.9 mm)
f5/8 in. (15.9 mm) → f3/4 in. (19.1 mm)
f3/4 in. (19.1 mm) → f7/8 in. (22.2 mm)
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8
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(165 m)
(15 m)
(120 m)
(30 m)
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4
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8
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Outdoor units
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7 : a+b+c+
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First refrigerant
branch kit
Branch
Selector
Indoor
units
units
Main pipe
Upsize the liquid pipe
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12
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