68
RXYQ-AATJA / RXYQ-AAYDA
EDUS342305-D
19. Selection Procedure
19.1 Selection Procedure
19.1.1 Flowchart
Provisionally select outdoor unit type and size based on limitation of connection ratio
Correct for cooling & heating capacity of the outdoor unit by the following items
VRV
system selection is complete.
Confirm that the number of indoor units connected to the outdoor unit is within limitation.
Corrected capacity of the outdoor unit
≥
Required total heat load to the outdoor unit
2) Use the system peak load
1) Use the sum of the peak load of each room
Define required total heat load to outdoor unit
Indoor unit capacity corrected for indoor air temperature (WB)
≥
Required heat load × Safety factor for the indoor units
Yes
No
-Piping length, height difference
-Piping heat loss
-Safety factor for the outdoor unit
-Defrost (only for heating capacity)
-Outdoor air temperature
-Indoor air temperature
-Connection ratio
Given conditions:
· Design temperature and humidity (indoor & outdoor)
· Required heat load of each room
· System peak load (if necessary)
· Piping length, height difference
· Specifications of indoor units (type and number)
Define safety factor for the indoor units and outdoor unit
[1] Given conditions
[2] Selection of indoor units
[3] Selection of outdoor unit
Содержание VRV EMERION RXYQ-AATJA
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Страница 41: ...39 RXYQ AATJA RXYQ AAYDA EDUS342305 D 10 Center of Gravity RXYQ72AATJA RXYQ72AAYDA 4D145101...
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Страница 56: ...54 RXYQ AATJA RXYQ AAYDA EDUS342305 D 15 Electrical Characteristics 15 1 RXYQ AATJA RXYQ72 240AATJA 3D144751...
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