Atlantic Alfea Extensa A.I. User Manual

gure 21 - Refrigeration connections (authorised diameters and lengths)
"Liquid” valve
Hydraulic
unit
Outdoor unit
“Gas” valve
Flared nut
Flared nut
Flared nut
R2 adapter
(depending on
model)
Flared nut
R1 adapter
(depending on
model)
"Liquid" refrigeration
connection
D2 diameter
"Gas" refrigeration
connection
D1 diameter
HP models Extensa A.I. 5, 6 Extensa A.I. 8 Extensa A.I. 10 Extensa A.I. 13, 16
gas liquid gas liquid gas liquid gas liquid
Outside unit connections 1/2" 1/4" 5/8" 1/4" 5/8" 3/8" 5/8" 3/8"
Refrigeration
connections
Diameter: (D1) 1/2" (D2) 1/4" (D1) 5/8" (D2) 1/4" (D1) 5/8" (D2) 3/8" (D1) 5/8" (D2) 3/8"
Minimum length (L) 5 5 5 5
Maximum length** (L) 30 30 30 20
Maximum Height
Difference** (D)
20 20 20 15
Male-female adapter
(reduction)
(R1)
1/2" -
5/8"
(R2)
1/4" -
3/8"
without
(R2)
1/4" -
3/8"
without without
Hydraulic unit connections 5/8" 3/8" 5/8" 3/8" 5/8" 3/8" 5/8" 3/8"
**: Including any additional lling (see "Additional lling", page 31).
DL
mini
5m
DL
mini
5m
Heat Pump
Hydraulic
unit
Heat
Pump
Outdoor unit
min.
Installation manual "1872 - EN"
Alféa Extensa A.I. Heat Pump
- 26 -

Atlantic Alfea Extensa A.I. Specifications

General

Brand	Atlantic
Model	Alfea Extensa A.I.
Category	Heat Pump
Language	English