Johnson Controls (H, Engineering Manual

Page: 122 / 124

SELECTION DATA
4-18
TC-16006
< Heating Capacity >
H: Vertical Distance Between Indoor Unit and Outdoor Unit
EL: Equivalent Total Distance Between Indoor Unit and
Outdoor Unit in Meters (Equivalent One-Way Piping Length)
H>0: Position of Outdoor Unit Higher Than Position of Indoor Unit
L:
Actual One-Way Piping Length Between Indoor Unit and
Outdoor Unit in Meters
Correction Factor for Heating Capacity According to Piping Length
The heating capacity should be corrected according to the following formula:
HCA=HC x F
HCA: Actual Corrected Heating Capacity
HC: Heating Capacity in the Performance Table
F: Correction Factor Based on the Equivalent Piping Length
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Equivalent Piping Length for
• One 90
o
Elbow is 1.6ft (0.5m).
• One 180
o
Bend is 4.9ft (1.5m).
• One Multi-Kit is 1.6ft (0.5m).
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Refer to Installation Manual or Engineering Manual for details.
-H
L
Indoor Unit
Unit
Outdoor
+H
L
Outdoor Unit
Unit
Indoor