Bell & Gossett A01500I Pressurized Expansion Tanks (ASME) - Manual (Page 5)

5
PIPING DIAGRAMS
Figure 5: Suggested Piping Diagram
Tank with Bottom System Connection
Suction
Diffuser
Drain
Drain
Pump
Air
Separator
Supply
Air
Eliminator
Return
Isolation
Valve
Automatic
Fill Valve
C.W.S.
Triple Duty
Valve
Figure 6: Alternate Piping Diagram
Tank with Bottom System Connection
Suction
Diffuser
Drain
Drain
Pump
Air
Separator
Supply
Air
Eliminator Return
Isolation
Valve
Automatic
Fill Valve
C.W.S.
Return
Alternate Air Separator Location
Highest Point in System
Point of Lowest Solubility
Triple Duty
Valve
MBH 100 150 200 250 300 100 150 200 250 300 100 150 200 250 300
1,000 1 /
2
1 /
2
1 /
2
1 /
2
1 /
2
1 /
2
1 /
2
1 /
2
3 /
4
3 /
4
1 /
2
3 /
4
3 /
4
3 /
4
1
2,000 1 /
2
1 /
2
1 /
2
1 /
2
3 /
4
1 /
2
3 /
4
3 /
4
3 /
4
1 3 /
4
3 /
4
1 1 1 1 /
4
3,000 1 /
2
1 /
2
3 /
4
3 /
4
3 /
4
3 /
4
3 /
4
1 1 1 3 /
4
1 1 1 1 /
4
1 1 /
4
4,000 1 /
2
3 /
4
3 /
4
3 /
4
1 3 /
4
1 1 1 1 1 /
4
1 1 1 1 /
4
1 1 /
4
1 1 /
4
5,000 1 /
2
3 /
4
3 /
4
1 1 3 /
4
1 1 1 1 /
4
1 1 /
4
1 1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
4
6,000 1 /
2
3 /
4
1 1 1 3 /
4
1 1 1 /
4
1 1 /
4
1 1 /
4
1 1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
2
7,000 3 /
4
1 1 1 1 1 /
4
1 1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
2
2
8,000 3 /
4
1 1 1 1 1 /
4
1 1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
2
2
9,000 3 /
4
1 1 1 1 /
4
1 1 /
4
1 1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
4
1 1 /
4
1 1 /
2
2 2
10,000 3 /
4
1 1 1 1 /
4
1 1 /
4
1 1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
2
1 1 /
4
1 1 /
2
2 2 2
12,000 1 1 1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
2
2 1 1 /
4
1 1 /
2
2 2 2
14,000 1 1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
4
1 1 /
4
1 1 /
2
2 2 1 1 /
4
2 2 2 2 1 /
2
16,000 1 1 1 /
4
1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
4
1 1 /
2
1 1 /
2
2 2 1 1 /
2
2 2 2 1 /
2
2 1 /
2
18,000 1 1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
2
1 1 /
4
1 1 /
2
2 2 2 1 1 /
2
2 2 2 1 /
2
2 1 /
2
20,000 1 1 1 /
4
1 1 /
4
1 1 /
2
1 1 /
2
1 1 /
4
1 1 /
2
2 2 2 1 1 /
2
2 2 1 /
2
2 1 /
2
2 1 /
2
EQUIVALENT LENGTH UP TO 10' EQUIVALENT LENGTH 11' TO 30' EQUIVALENT LENGTH 31' TO 100'
MAX. AVERAGE DESIGN TEMP. ºF. MAX. AVERAGE DESIGN TEMP. ºF. MAX. AVERAGE DESIGN TEMP. ºF.
TABLE A - MINIMUM PIPE SIZE FROM TANK TO SYSTEM (IN INCHES)