Pipe Length And The Elevation - Kaisai KFU-09HRDN1-QRC8W Service Manual

6.3 Pipe length and the elevation

The pipe length and refrigerant amount:
KFU-09HRDN1-QRC8W+KOB-09HFN1-QRC8W
KFU-09HRDN1-QRC8GW+KOB-09HFN1-QRD0GW
KFU-12HRFN1-QRC8W+KOB-12HFN1-QRC8W
KFU-12HRDN1-QRC8GW+KOB1-12HFN1-QRD0GW
KFU-18HRFN1-QRC8W+KOC-18HFN1-QRC4W
KFU-18HRFN1-QRC8GW+KOC1-18HFN1-QRC8GW
KFU-18HRFN1-QRD0GW+KOZ-18HFN1-QRD0GW
KFU-24HRFN1-QRC8W+KOF-24HFN1-QRC8W
KFU-24HRDN1-QRC8GW + KOF-24HFN1-QRC8GW
KFU-24HRFN1-QRD0GW+KOF-24HFN1-QRD0GW
Caution:
The capacity test is based on the standard length and the maximum permissive length is based on the system
reliability.
The oil trap should be installed per 5-7 meters.
Model
Pipe size
Standard
length
(m)
Gas Liquid
3/8'' ¼''
(Ф9.52) (Ф6.35)
½'' ¼''
(Ф12.7) (Ф6.35)
3/5'' 3/8''
(Ф15.9) (Ф9.52)
20
Max. Max.
Elevation Length
B (m) A (m)
5 8 20
5 8 20
5 8 20
5 8 20
5 10 25
5 10 25
5 10 25
5 10 25
5 10 25
5 10 25
Additional
refrigerant
(g/m)
20
20
20
20
20
20
20
40
40
40