System Design; Refrigerant System - Fujitsu AJ 126LELDH Series Design & Technical Manual

1. System design

1-1. Refrigerant system

¢ Connectable unit within 1 refrigerant system
• Outdoor unit
• Indoor unit
HP Model name
8 AJ072LELDH
10 AJ090LELDH
12 AJ108LELDH
14 AJ126LELDH
16 AJ144LELDH
18 AJ162LELDH
CAUTION
• When all indoor units are operating at maximum capacity, individual indoor unit operates at a
slightly lower capacity. (When connecting more than 100%)
• Do not exceed both of connectable cooling capacity range and maximum connectable indoor
unit quantity, otherwise it may cause hinder the return of the refrigerant oil and cause a com-
pressor breakdown.
1-1. Refrigerant system
Unit
Outdoor unit
Outdoor unit
Cooling
capacity (kW)
22.4
28.0
33.5
40.0
45.0
50.0
Connectable indoor unit conditions
Cooling capacity range
50 to 150%
of outdoor unit cooling
capacity
- (06-1) -
Quantity
1 unit
Connectable number
1 to 20 units
1 to 25 units
1 to 30 units
1 to 36 units
1 to 40 units
1 to 42 units
1. System design