Refrigerant System - Fujitsu AUYG07LVLA Design & Technical Manual

1-2.

REFRIGERANT SYSTEM

CONNECTABLE UNIT WITHIN 1 REFRIGERANT SYSTEM
Unit
Outdoor unit
Indoor unit
Branch box
CAUTION
When all indoor units are operating at maximum capacity, individual indoor unit operate at a
slightly lower capacity. (When connecting more than 100%)
Do not exceed both "connectable capacity range" and "maximum connectable indoor unit",
otherwise it may cause hinder the return of the refrigerant oil and cause a compressor
breakdown.
Regardless of the conditions above, the following combinations when including at least one unit
of model AS*G14LMCA is prohibited.
3 branches type
1) Model code 12 + 14 + 14
2) Model code 14 + 14 + 14
Example 1) AS*G12LMCA + AS*G14LUCA + AS*G14LUCA  OK
Example 2) AS*G12LMCA + AS*G14LUCA + AS*G14LMCA  Prohibited
Quantity
1 unit
2 to Max. 8 units Connectable indoor unit capacity : 80% to 130%
1 to Max. 3 units One Branch box is always necessary
- (06 - 02) -
Remarks
6. SYSTEM DESIGN