Piping connection size of outdoor unit, indoor unit and distributor
Outdoor Unit
Pipe Size Multikit & Distributor
Liquid Piping Gas Piping Twin Triple Quad
RAS-2HVRN1E — — — — —
RAS-2.5HVRN1 — — — — —
RAS-3HVRNS Ø9.53 Ø15.88 TE-03N — —
RAS-4HVRNS1E Ø9.53 Ø15.88 TE-04N — —
RAS-5HVRNS1E Ø9.53 Ø15.88 TE-56N — —
RAS-6HVRNS1E Ø9.53 Ø15.88 TE-56N TRE-06N —
RAS-8HRNSE Ø9.53 Ø25.4 TE-08N TRE-810N
TE-08N +
TE-04N +
TE-04N
RAS-10HRNSE Ø9.53 Ø25.4 TE-08N —
TE-08N +
TE-56N +
TE-56N
N O T E
The sizes of the indoor and outdoor units are different. Adjust the flare adapter (accessories) to the joint part of
the indoor piping.
Piping connection size of indoor units
Indoor Unit
Gas piping size (mm) Liquid piping size (mm)
1.5HP 12.7 6.35
2HP 15.88 6.35
2.5–6HP 15.88 9.53
8HP*
19.05→25.4 (1*)
9.53
10HP*
22.2→ 25.4 (1*)
9.53 (2*)
N O T E
If using different piping from the standard values, piping reducers will be supplied by the installer.
• (*1) Ø19.05
→
Ø25.4 and Ø22.2
→
Ø25.4 indoor pipe adapters are factory supplied with the indoor unit.
• (*2) Change the liquid piping size to Ø12.7 when the piping length is more than 30 m. Indoor unit pipe adapter
is factory supplied with the indoor unit.
3 Piping work and
refrigerant charge
77
SMGB0060 rev. 1- 12/2010
3
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