Installation
5) Piping length and the elevation
Outdoor unit
Indoor unit
A
B
Outdoor unit
Indoor unit
A
B
A
Oil trap
If piping length is more than 5m
Outdoor unit
Indoor unit
B
CAUTION:
•
Rated performance for refrigerant line length of:7.5m
•
Capacity is based on standard length and maximum allowance length is on the
basis of reliability.
•
Improper refrigerant charge may result in abnormal cycle.
•
Oil trap should be installed every 10 meters.
4
Extra refrigerant = (Extended length - Rated length) x Additional refrigerant.
Gas
Liquid
Standard
Max.
Standard
Max.
Model Name
AT-C308PLE0
5/8"
(15.88mm)
3/8"
(9.52mm)
7.5
50 5
AT-C368NLE0
5/8"
(15.88mm)
3/8"
(9.52mm)
7.5
50
5
30
Pipe Size
Length (m)
Elevation (m)
*Additional
(Diameter:
Ø
)
refrigerant(g/m)
30
AT-C488MLE0 (15.88mm)
5/8"
3/8"
(9.52mm)
7.5
50
5
30
25
25
25
AT-C246PLE0
AT-C186PLE0
5/8"
(15.88mm)
1/2"
(12.70mm)
3/8"
(9.52mm)
1/4"
(6.35mm)
7.5
30 5
7.5
30 5
20
20
20
AT-C186PLE1
5/8"
(15.88mm)
3/8"
(9.52mm)
7.5
30 5
20
20
20
AT-C548MLE0
Installation
Manual
9
(19.05mm)
3/4"
3/8"
(9.52mm)
7.5
50
5
30
25