RTAC-SVX01F-EN 53

Installation - Mechanical
Remote Evaporator Option
Line Sizing

To determine the appropriate outside diameter for field installed liquid and suction

lines, it is first necessary to establish the equivalent length of pipe for each line. It is

also necessary to know the capacity (tons) of each circuit. Circuit capacities for each

RTAC unit are listed in the General Data Tables in Section1.

Table 11 Liquid Line Sizes for Remote Evaporators (typical type L copper O.D.)

RTAC 140-250 Ton Remote Evaporator
Liquid Line Sizes
0 1 to 5 6 to 10 11 to 15 16 to 20 21 to 25 26 to 30 31 to 35 0 1 to 5 6 to 10 11 to 15 16 to 20 21 to 25 26 to 30
25 1.375 1.375 1.375 1.375 1.375 1.375 1.375 N/A 25 1.375 1.375 1.375 1.375 1.375 1.375 2.125
50 1.375 1.375 1.375 1.375 1.375 1.375 1.375 N/A 50 1.375 1.375 1.375 1.375 1.375 1.625 2.125
75 1.375 1.375 1.375 1.375 1.375 1.375 1.625 N/A 75 1.375 1.375 1.375 1.375 1.375 1.625 N/A
100 1.375 1.375 1.375 1.375 1.375 1.375 1.625 N/A 100 1.375 1.375 1.375 1.375 1.625 2.125 N/A
125 1.375 1.375 1.375 1.375 1.375 1.625 1.625 N/A 125 1.375 1.375 1.375 1.625 1.625 2.125 N/A
150 1.375 1.375 1.375 1.375 1.375 1.625 N/A N/A 150 1.375 1.375 1.375 1.625 1.625 2.125 N/A
175 1.375 1.375 1.375 1.375 1.625 1.625 N/A N/A 175 1.375 1.375 1.625 1.625 1.625 2.125 N/A
200 1.375 1.375 1.375 1.375 1.625 1.625 N/A N/A 200 1.375 1.625 1.625 1.625 2.125 2.125 N/A
225 1.375 1.375 1.375 1.625 1.625 1.625 N/A N/A 225 1.375 1.625 1.625 1.625 2.125 2.125 N/A
250 1.375 1.375 1.375 1.625 1.625 N/A N/A N/A 250 1.625 1.625 1.625 1.625 2.125 2.125 N/A
275 1.375 1.375 1.625 1.625 1.625 N/A N/A N/A 275 1.625 1.625 1.625 2.125 2.125 2.125 N/A
300 1.375 1.375 1.625 1.625 1.625 N/A N/A N/A 300 1.625 1.625 1.625 2.125 2.125 2.125 N/A
0 1 to 5 6 to 10 11 to 15 16 to 20 21 to 25 26 to 30 31 to 35 0 1 to 5 6 to 10 11 to 15 16 to 20 21 to 25 26 to 30
25 1.375 1.375 1.375 1.375 1.375 1.375 2.125 N/A 25 1.375 1.375 1.375 1.375 2.125 N/A N/A
50 1.375 1.375 1.375 1.375 1.375 1.625 N/A N/A 50 1.375 1.375 1.375 1.625 2.125 N/A N/A
75 1.375 1.375 1.375 1.375 1.375 1.625 N/A N/A 75 1.375 1.375 1.625 1.625 N/A N/A N/A
100 1.375 1.375 1.375 1.375 1.625 1.625 N/A N/A 100 1.375 1.625 1.625 2.125 N/A N/A N/A
125 1.375 1.375 1.375 1.625 1.625 2.125 N/A N/A 125 1.375 1.625 1.625 2.125 N/A N/A N/A
150 1.375 1.375 1.375 1.625 1.625 2.125 N/A N/A 150 1.625 1.625 1.625 2.125 N/A N/A N/A
175 1.375 1.375 1.625 1.625 1.625 2.125 N/A N/A 175 1.625 1.625 2.125 2.125 N/A N/A N/A
200 1.375 1.625 1.625 1.625 2.125 2.125 N/A N/A 200 1.625 1.625 2.125 2.125 N/A N/A N/A
225 1.375 1.625 1.625 1.625 2.125 2.125 N/A N/A 225 1.625 2.125 2.125 2.125 N/A N/A N/A
250 1.625 1.625 1.625 1.625 2.125 2.125 N/A N/A 250 1.625 2.125 2.125 2.125 N/A N/A N/A
275 1.625 1.625 1.625 1.625 2.125 2.125 N/A N/A 275 1.625 2.125 2.125 2.125 N/A N/A N/A
300 1.625 1.625 1.625 2.125 2.125 2.125 N/A N/A 300 2.125 2.125 2.125 2.125 N/A N/A N/A
0 1 to 5 6 to 10 11 to 15 16 to 20 21 to 25 26 to 30 31 to 35 0 1 to 5 6 to 10 11 to 15 16 to 20 21 to 25 26 to 30
25 1.625 1.625 1.625 1.625 1.625 1.625 1.625 1.625 25 1.625 1.625 1.625 1.625 1.625 1.625 1.625
50 1.625 1.625 1.625 1.625 1.625 1.625 1.625 1.625 50 1.625 1.625 1.625 1.625 1.625 1.625 1.625
75 1.625 1.625 1.625 1.625 1.625 1.625 1.625 1.625 75 1.625 1.625 1.625 1.625 1.625 1.625 2.125
100 1.625 1.625 1.625 1.625 1.625 1.625 1.625 2.125 100 1.625 1.625 1.625 1.625 1.625 1.625 2.125
125 1.625 1.625 1.625 1.625 1.625 1.625 1.625 2.125 125 1.625 1.625 1.625 1.625 1.625 2.125 2.125
150 1.625 1.625 1.625 1.625 1.625 1.625 2.125 2.125 150 1.625 1.625 1.625 1.625 1.625 2.125 2.125
175 1.625 1.625 1.625 1.625 1.625 1.625 2.125 2.125 175 1.625 1.625 1.625 1.625 2.125 2.125 2.125
200 1.625 1.625 1.625 1.625 1.625 2.125 2.125 2.125 200 1.625 1.625 1.625 2.125 2.125 2.125 2.125
225 1.625 1.625 1.625 1.625 1.625 2.125 2.125 2.125 225 1.625 1.625 1.625 2.125 2.125 2.125 2.125
250 1.625 1.625 1.625 1.625 1.625 2.125 2.125 2.125 250 1.625 1.625 2.125 2.125 2.125 2.125 2.625
275 1.625 1.625 1.625 1.625 2.125 2.125 2.125 2.125 275 1.625 1.625 2.125 2.125 2.125 2.125 2.625
300 1.625 1.625 1.625 1.625 2.125 2.125 2.125 N/A 300 1.625 2.125 2.125 2.125 2.125 2.125 2.625
0 1 to 5 6 to 10 11 to 15 16 to 20 21 to 25 26 to 30 31 to 35 0 1 to 5 6 to 10 11 to 15 16 to 20 21 to 25 26 to 30
25 1.625 1.625 1.625 1.625 1.625 1.625 1.625 2.125 25 1.625 1.625 1.625 1.625 1.625 2.125 N/A
50 1.625 1.625 1.625 1.625 1.625 1.625 1.625 2.125 50 1.625 1.625 1.625 1.625 1.625 2.125 N/A
75 1.625 1.625 1.625 1.625 1.625 1.625 2.125 2.625 75 1.625 1.625 1.625 1.625 2.125 2.625 N/A
100 1.625 1.625 1.625 1.625 1.625 1.625 2.125 2.625 100 1.625 1.625 1.625 2.125 2.125 2.625 N/A
125 1.625 1.625 1.625 1.625 1.625 2.125 2.125 2.625 125 1.625 1.625 1.625 2.125 2.125 2.625 N/A
150 1.625 1.625 1.625 1.625 1.625 2.125 2.125 2.625 150 1.625 1.625 2.125 2.125 2.125 2.625 N/A
175 1.625 1.625 1.625 1.625 2.125 2.125 2.125 2.625 175 1.625 2.125 2.125 2.125 2.125 2.625 N/A
200 1.625 1.625 1.625 1.625 2.125 2.125 2.125 2.625 200 2.125 2.125 2.125 2.125 2.125 2.625 N/A
225 1.625 1.625 1.625 2.125 2.125 2.125 2.125 N/A 225 2.125 2.125 2.125 2.125 2.625 N/A N/A
250 1.625 1.625 1.625 2.125 2.125 2.125 2.625 N/A 250 2.125 2.125 2.125 2.125 2.625 N/A N/A
275 1.625 1.625 2.125 2.125 2.125 2.125 2.625 N/A 275 2.125 2.125 2.125 2.125 2.625 N/A N/A
300 1.625 2.125 2.125 2.125 2.125 2.125 2.625 N/A 300 2.125 2.125 2.125 2.125 2.625 N/A N/A
70-ton Circuit
100-ton Circuit
40
-
50F
Lvg. Water
50
-
60F
Lvg. Water
Height (ft) Height (ft)
85-ton Circuit
40
-
50F
Lvg. Water
Total Equiv. Length (ft)
Total Equiv. Length (ft)
40
-
50F
Lvg. Water
50
-
60F
Lvg. Water
Height (ft) Height (ft)
Total Equiv. Length (ft)
120-ton Circuit
Total Equiv. Length (ft)
Total Equiv. Length (ft)
40
-
50F
Lvg. Water
50
-
60F
Lvg. Water
Height (ft)
Total Equiv. Length (ft)
Height (ft)
Height (ft)
50
-
60F
Lvg. Water
Total Equiv. Length (ft)
Total Equiv. Length (ft)
Height (ft)