FTX-N/U, FVXS-N, FDMQ-R Series EDUS091558E
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7.1 Capacity Correction Factor by the Length of Refrigerant Piping (Reference)
The cooling capacity and the heating capacity of the unit have to be corrected in accordance with the length of refrigerant piping — the
distance between the indoor unit and the outdoor unit.
7.1.1 09/12 Class
— line: cooling capacity
--- line: heating capacity
Range of the refrigerant
additional charge
Capacity correction factor
16.4 32.8 49.2 65.6 (ft)
5 10 15 20 (m)
(R-410A)
Piping length
80
90
100
(%)
7.1.2 15/18 Class
— line: cooling capacity
--- line: heating capacity
Range of the refrigerant additional charge
Capacity correction factor
16.4 32.8 49.2 65.6 82.0 (ft)
5 10 15 20 25
98.4
30 (m)
(R-410A)
Piping length
80
90
100
(%)