21
B31 Series:
No. of Packings per Rod: 3
Pressure side: Top
Vents: Plugged
Maximum Inlet Pressure: 165 psig
Minimum Inlet Pressure: 1 psig
B22 Series:
No. of Packings per Rod: 2
Pressure side: Bottom
Vents: Plugged
Maximum Inlet Pressure: ≤ atmospheric
Minimum Inlet Pressure: 8 psia
B32 Series:
No. of Packings per Rod: 3
Pressure side: Bottom
Vents: Plugged
Maximum Inlet Pressure: ≤ atmospheric
Minimum Inlet Pressure: 8 psia
Figure 16: Gas Packing Arrangements for ‘B’ Series Air Boosters and Gas Compressors
(Cont’d)