Daikin VRV 5 REYA8A7Y1B Installer And User Manual page 71

REMA5+REYA8~20A7Y1B
VRV 5 heat recovery
4P687640-1 – 2022.07
Continued from previous column/page
Procedure to check if
smallest area of lowest
underground floor meets the
requirements
Determine smallest room area
of the lowest underground floor.
A [m²]
min
Derive maximum system charge.
See step 3 in above text.
Total charge limit
[kg]
Derive total charge amount.
See step 4 in above text.
Total charge amount
[kg]
1. Increase area of smallest underground
2. Decrease piping length by changing layout
3. Add additional countermeasures
Total charge amount
<
Total charge limit?
YES
Start installation
16 Special requirements for R32 units
|
Change installation for this port:
room.
OR
OR
as described in applicable legislation.
NO
Installer and user reference guide
71