Download ANSI_UL_448_2013 PDF

TitleANSI_UL_448_2013
TagsPump Pressure Screw Pipe (Fluid Conveyance) Bearing (Mechanical)
File Size999.6 KB
Total Pages30
Document Text Contents
Page 1

L 448

STANDARD F R SAFETY

Centrifugal Stationary Pumps for
Fire-Protection Service

Page 15

JANUARY 26, 2011 CENTRIFUGAL STATIONARY PUMPS FOR FIRE-PROTECTION SERVICE. UL 448 BA

8.6 The impellers shall be secured in an axial direction, permitting no contact with the casing under
operating conditions.

' f()

Page 16

BB CENTRIFUGAL STATIONARY PUMPS FOR FIRE-PROTECTION SERVICE· UL 448 JANUARY 26, 2011

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