CB9A-020 page 5
GENERAL INFORMATION
TYPICAL SEAL AREA CONSTRUCTION
SEAL ARRANGEMENTS - ALL DOUBLE SEAL COMPRESSORS
Type 1 2 3
Inlet
Pressure
Atmospheric Pressure or above Vacuum to 25 psia
Service General Gas
Transfer
Toxic, Flammable or otherwise Hazardous Gases General Gas
Transfer
Special
Upper
Distance
Piece
Connections
Plugged Purge with Inert gas below suction
pressure and above atmospheric
pressure,
or
Vent to a safe location
Pressurize
or
Purge with an Inert gas above
suction pressure and above atmos-
pheric pressure
Connect to:
1st-Stage
Discharge
Lower Install drain valve. Drain accumulated condensate or oil weekly.
Ref. Notes: a b a c
a. Standard Configuration - use when no purge gas is available, or when mixing of the purge gas with
the product stream is not desirable.
b. Use when no external product leakage is desirable.
Note: Mixing of inert pressurization gas and the product stream is likely to occur.
c. Consult Factory.
SEAL ORIENTATION –
DOUBLE SEAL COMPRESSORS
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