Specifications

PRODUCT SPECIFICATIONS Split System Air Conditioner: R4A4
421 65 6240 06 5
Specifications subject to change without notice.
R- 410A COOLING CAPACITY LOSS FOR VARIOUS LINE LENGTHS & TUBE DIAMETERS
Model
Size
Liquid
Line
in.(mm)
Acceptable
Vapor Line
Sizes
in. (mm)
Cooling Capacity Loss (%) at Total Equivalent Line Length, feet (m)
Refer to Long Line Application Guideline to calculate equivalent length
Standard Application Long Line Application (Requires Accessories)
25’
(7.6)
50’
(15. 2)
80’
(24. 4)
81’
(24.7)
100’
(30. 5)
125’
(38. 1)
150’
(45. 7)
175’
(53. 3)
200’
(61)
225’
(68. 6)
250’
(76. 2)
18
3/8 (10)
1/2 (13) 1 2 3 3 4 6 7 8 9 10 12
5/8 (16) 0 0 1 1 1 1 2 2 3 3 3
3/4 (19) 0 0 0 0 0 1 1 1 1 1 1
24
5/8 (16) 0 1 1 1 2 3 3 4 4 5 6
3/4 (19) 0 0 0 0 0 1 1 1 1 1 2
7/8 (22) 0 0 0 0 0 0 0 0 0 0 1
30
5/8 (16) 1 2 3 3 3 4 5 6 7 8 9
3/4 (19) 0 0 1 1 1 1 2 2 2 3 3
7/8 (22) 0 0 0 0 0 1 1 1 1 1 1
36
5/8 (16) 1 2 4 4 5 6 7 9 10 11 13
3/4 (19) 0 0 1 1 1 2 2 3 3 4 4
7/8 (22) 0 0 0 0 0 1 1 1 1 2 2
42
3/4 (19) 0 1 2 2 2 3 4 4 5 6 6
7/8 (22) 0 0 1 1 1 1 2 2 2 3 3
1- 1/8 (29) 0 0 0 0 0 0 0 0 0 0 1
48
3/4 (19) 0 1 2 2 3 4 5 5 6 7 8
7/8 (22) 0 0 1 1 1 2 2 2 3 3 4
1- 1/8 (29) 0 0 0 0 0 0 0 0 1 1 1
60
3/4 (19) 1 2 4 4 5 6 7 9 10 11 12
7/8 (22) 0 1 2 2 2 3 4 4 5 5 6
1- 1/8(29) 0 0 0 0 1 1 1 1 1 1 2
Consult the Long Line Application Guideline document before purchasing/installing line sets.
Applications in shaded area may have height restrictions that limit allowable total equivalent length when outdoor unit is
below indoor unit.
COOLING PERFORMANCE FOR COMBINATION RATINGS Indoor Models
For complete ratings information, use the AHRI website directory search: www.AHRIdirectory .org.
New ratings may be listed online before Specification Sheets are updated.
Unit Size
INDOOR
MODEL
AHRI STANDARD RATINGS
FURNACE
MODEL
COOLING
CAP
A
CIT
Y
FACTORY
ENHANCE
SEER
EER
STANDARD TDR TXV
18 EA*4X19L17A* 17,500 TXV 14.00 11.50
24 EA*4X25L17A* 23,400 TXV 14.00 11.50
30 EA*4X37L21A* 29,600 TXV 14.50 12.00
36 EA*4X37L21A* 34,200 TXV 14.00 12.00
42 EA*4X43L21A* 41,000 TXV 14.00 12.00
48 EA*4X61L24A* 45,000 TXV 14.50 11.50
60 EA*4X60L24A* 56,500 TXV 14.00 11.50
*A= 2” (51mm) spacing inlet grille or
G = 3/8” (10mm) spacing inlet grille.
TESTED AHRI COMBINATION RATINGS* Or scan this QR code:
NOTE: Ratings contained in this document are s ubject to change at any time.
For AHRI ratings certificates, please refer to the AHRI directory. www.ahridirectory.org
Additional ratings and system combinations can be accessed via the Maratherm database:
http://www.icpeqp.com/AHRIratings/ratings.aspx?Brand=Maratherm