General information Useful calculation data
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Local regulations may restrict the use of this product to below the conditions quoted. In the interests of development and improvement of the product, we reserve the right to change the specification without notice. © Copyright 2019
TI-GCM-11 CM Issue 2
Condensate Pipe Sizing
1. Drain lines to traps.
Types 2 and 3 will usually contain flash steam whilst types 1 and 4 will not. The condensate pipe sizing chart can be used to size all of the above types, and is suitable for lines up to 100 m long.
2. Discharge lines from traps. 3. Common discharge lines. 4. Pumped lines.
Condensate pipe sizing Condensate pipes operate in 4 basic ways:
Condensate pipe size mm
500
400 350 300
250
200
100 000
100 150
50 000
15 20 25 32 40 50 65 80
20 000
10 000
5 000
2 000
1 000
500
7.5 21
Example 1
10
200
100
6
50
20
10
250
50
5 10 20 30 40
20 10 15 5
200 180 160 140 120
11.5.18
2 1
1 2
0 0.5
0.5 0
100
Example 1 - Drain lines to traps: Scenario: Drain 500 kg/h from process to trap. How to size: Enter the top chart at 500 kg/h and draw a line horizontally across to the pipe size. Result: If the selection sits between two sizes, choose the smaller size (15 mm).
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