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REFRIGERANT PIPING DESIGN
Table 49: System Refrigerant Charge Calculator (lbs.).
System Tag or ID____________________________________
Line #
1
Linear feet of 1/4" liquid line tubing
2
Linear feet of 3/8" liquid line tubing
3
Linear feet of 1/2" liquid line tubing
4
Linear feet of 5/8" liquid line tubing
5
Linear feet of 3/4" liquid line tubing
6
Linear feet of 7/8" liquid line tubing
7
Linear feet of 1" liquid line tubing
8
Art Cool Gallery
9
Wall Mounted + Art Cool Mirror
10
Wall Mounted + Art Cool Mirror
11
Wall Mounted
12
1-Way Cassette
13
1-Way Cassette
14
2-Way Cassette
15
4-Way 2' x 2' Cassette
16
4-Way 2' x 2' Cassette
17
4-Way 2' x 2' Cassette
18
4-Way 3' x 3' Cassette
19
4-Way 3' x 3' Cassette
20
4-Way 3' x 3' Cassette
21
4-Way 3' x 3' Cassette
22
4-Way 3' x 3' Cassette
23
High Static Ducted
24
High Static Ducted
25
High Static Ducted
26
High Static Ducted
27
Low Static Ducted
28
Low Static Ducted
29
Low Static Ducted
30
Low Static Ducted Bottom Return
31
Low Static Ducted Bottom Return
32
Vertical / Horizontal Air Handling Unit
33
Vertical / Horizontal Air Handling Unit
34
Vertical / Horizontal Air Handling Unit
35
Ceiling Suspended
36
Convertible Surface Mount—Ceiling / Wall
37
Floor Standing
38
Floor Standing
39
PRHR022A, PRHR032A, PRHR042A
40
Additional Refrigerant Charge Required
41
Outdoor Unit Factory Refrigerant Charge
42
Total Factory Refrigerant Charge (sum of refrig. charge for all Outdoor Units in the system)
43
Total System Charge: Sum of Additional Refrigerant Charge Required and Total Factory Refrigerant Charge
CF (Ref.) = Correction Factor for Refrigerant Charge.
1
For refrigerant charge purposes, consider only the liquid line; ignore the vapor line(s).
2
ARU*145BTE4/145DTE4 & ARU*169BTE4/169DTE4 frames are ONLY for large capacity triple frame combinations. They cannot be used as stand alone
3
models or in a dual frame combination. These ARE NOT interchangeable with ARU*144BTE4/144DTE4 & ARU*168BTE4/168DTE4 single frame models.
136 |
Description
2
2
2
2
2
2
2
©
Job Name_______________________________________
Project Manager__________________________________
Date___________________________________________
Chassis I.D.
Size
SF
9k to 12k
SB, SE
5k to 15k
SC
18k to 24k
SV
30k to 36k
TU
7k to 12k
TT
18k to 24k
TL
18k to 24k
TR
5k to 7k
TR
9k to 12k
TQ
15k to 18k
TNA
7k to 24k
TPC
24k to 28k
TMA
24k to 36k
TNC
TMC
42k to 48k
BH
7k to 24k
BG
7k to 42k
BR
28k to 54k
B8
36k to 96k
L1
7k to 9k
L2
12k to 18k
L3
B3
7k to 15k
B4
18k to 24k
NJ
12k to 30k
NJ
NK
42k to 54k
VJ
18k to 24k
VE
9k to 12k
CE (U)
7k to 15k
CF (U)
18k to 24k
41a
ARU*072***4
41b
ARU*096***4
41c
ARU*121***4
121k
41d
ARU*144***4
144k
41e
ARU*145***4
144k
41f
ARU*168***4
168K
41g
ARU*169***4
168K
Quantity
CF (Ref.)
0.015
0.041
0.079
0.116
0.179
0.238
0.323
0.22
0.53
0.62
1.01
0.44
0.64
0.35
0.40
0.55
0.71
0.89
1.06
1.08
36k
1.41
1.41
0.57
0.97
1.37
2.2
0.31
0.42
24k
0.55
0.37
0.82
1.04
36k
1.57
2.00
0.77
0.22
0.37
0.82
1.1
72k
16.9
96k
23.6
23.6
23.6
23.6
23.6
23.6
Total (lbs.)
1

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