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Fitting pipe between Outdoor Unit and the First Manifold
For single module system, pipe size (between outdoor unit and the first manifold) is determined by that of outdoor unit.
Fig. 22
Basic Module
Pipe between ODU and the first branch of IDU
Gas Pipe mm(in.)
Liquid Pipe mm(in.)
VRFO-72VP-U2C(55)5
Φ19.05(3/4)
Φ9.52(3/8)
VRFO-96VP-U2C(55)5
Φ22.2(7/8)
Φ9.52(3/8)
VRFO-120VP-U2C(55)5
Φ28.6(1-1/8)
Φ12.7(1/2)
For multi-module unit, select appropriate manifold connected to outdoor module as per the pipe size of basic module.
Pipe size of basic outdoor module is shown as follows:
Fig. 23