Rheem RICH07AVFJ, Design & Technical Manual

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OU
TDOOR UNIT
ROMH
18
AFXZJ
7. Capacity compensation rate for pipe length and height
difference
7-
1. Model:
ROMH
18
AFXZJ
NOTE: Values mentioned in the table are calculated based on the maximum capacity.
„
Indoor unit: 7,000 Btu
COOLING
Pipe length
m 5 7.5 10 15 20 25
m ft 16 25 33 49 66 82
Height difference H
(m)
Indoor unit is higher than
outdoor unit *1
15 49 - - - 0.956 0.942 0.928
10 33 - - 0.977 0.963 0.950 0.936
7.5 25 - 0.988 0.981 0.967 0.953 0.940
5 16 0.995 0.992 0.985 0.971 0.957 0.943
0 0 1.003 1.000 0.993 0.979 0.965 0.951
Indoor unit is lower than
outdoor unit *2
-5 -16 1.003 1.000 0.993 0.979 0.965 0.951
-7.5 -25 - 1.000 0.993 0.979 0.965 0.951
-10 -33 - - 0.993 0.979 0.965 0.951
-15 -49 - - - 0.979 0.965 0.951
HEATING
Pipe length
m 5 7.5 10 15 20 25
m ft 16 25 33 49 66 82
Height difference H
(m)
Indoor unit is higher than
outdoor unit *1
15 49 - - - 0.977 0.958 0.939
10 33 - - 0.993 0.977 0.958 0.939
7.5 25 - 1.000 0.993 0.977 0.958 0.939
5 16 0.990 1.000 0.993 0.977 0.958 0.939
0 0 0.990 1.000 0.993 0.977 0.958 0.939
Indoor unit is lower than
outdoor unit *2
-5 -16 0.985 0.995 0.988 0.972 0.953 0.934
-7.5 -25 - 0.993 0.986 0.970 0.951 0.932
-10 -33 - - 0.983 0.967 0.948 0.930
-15 -49 - - - 0.962 0.944 0.925
Height difference H
Indoor unit is higher than outdoor unit
*
1
Indoor unit is lower than outdoor unit
*
2
Indoor unit
Indoor unit
Connection pipe
Outdoor unit
Outdoor unit
Connection pipe
H H