Example: Tee Split Designs
Figure 39 - Side Tee Split limits.
Figure 41 - Side tee orientation “correct”
Figure 43 - Bull tee orientation “correct”
Figure 40 - Bull Tee Split limits.
Figure 42 - Side tee orientation “incorrect”
Figure 44 - Bull tee orientation “incorrect”
NOTE: Incorrect orientation of side and bull tee could result in separation of the FM-200
®
from the Nitrogen (due to FM-200
®
greater
density)�� The design would also be outside the parameters permitted by the calculation software�� See figures 42 and 44��
Incorrect Tee
Splits
Correct Tee
Splits
Minimum length
of 10 x nominal
pipe diameter
Minimum length
of 10 x nominal
pipe diameter
90-70%
10-30%
30-70%
70-30%
Correct Tee
Splits
Incorrect Tee
Splits
Minimum length
of 10 x nominal
pipe diameter
Flow
Flow
Flow
Flow
Flow
Flow
43
© 2010 Macron Safety Systems (UK) Limited
SECTION 3 - SYSTEM DESIGN
EQUIPMENT:
FM-200® (UL/FM)
PUBLICATION:
14A-07H
ISSUE No.
02
DATE:
2010-03
