EBARA EVMSN3 Operating And Maintenance Manual page 19

15.5 POSITIONING OF HOLES FOR FASTENING DOWN
Model
EVMSN3
EVMSN5
EVMSN10
15.6 WARNINGS FOR CORRECT OPERATION OF EVMSN MOTOR-DRIVEN
PUMPS (FIG. 1 - FIG. 2)
FIG.1
libretto_EBARA_313_nuovo.indd 7
Good immersion
A
Positive slope
B
Wide-radius bend
C
D Pipework with independent supports
Suction pipe diameter ≥ pump port diameter
E
Reducing coupling for eccentric pipes
F
D A B
mm mm mm
100 180
12
130 215
FIG.2
A Insufficient immersion
Negative slope, air pockets created
B
Tight bend, pressure loss
C
D Pipe diameter < pump port diameter, pressure loss
EN
6-02-2009 9:30:36
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