EBARA EVMSU - Additional Technical Information

EBARA Pumps Americas Corporation
www.pumpsebara.com
13
rev. 01/19
14 ADDITIONAL TECHNICAL INFORMATION
14.1 MAXIMUM WORKING PRESSURE CHART
15 POSITIONING OF HOLES FOR FASTENING DOWN
15.1 WARNINGS FOR CORRECT OPERATION OF EVMU
AND EVMSU PUMPS (FIG. 1 - FIG. 2)
a) Adequate immersion;
b) Positive slope;
c) Wide-radius bend
d) Pipework with independent supports;
e) Suction pipe diameter ≥ pump port diameter;
f) Reducing coupling for eccentric pipes.
a) Insufficient immersion;
b) Negative slope, air pockets created:
c) Tight bend, pressure loss;
d) Pipe diameter < pump port diameter, pressure loss
Pump
model
D
mm
A
mm
B
mm
EVMS1
12
100 180
EVMS3
EVMS5
EVMS10
130 2 1 5EVMS15
EVMS20
EVM32
14
170 240
EVM45
190 266
EVM64
Pump model D
in
A
in
B
in
EVMS1
EVMS3
EVMS5
EVMS10
EVMS15
EVMS20
EVM32
6 11/16 9 7/16
EVM45
EVM64
9/16
7 15/32 10 15/32
15/32
3 15/16 7 3/32
5 1/8 8 15/32
FIG. 1
FIG. 2
EVMSU1 EVMSU3 EVMSU5
232
2-18 2-15 2-12
20-29 16-23 13-19
EVMSU10 EVMSU15 EVMSU20
232
1-10 1-7 1-6
11-16 8-12 8-10
EVMU32 EVMU45 EVMU64
232
1-4 1-3 1-3
360
5-8 4-7 4
430
9-10 – –
Maximum working
pressure (psi)
Maximum working
pressure (psi)
Maximum working
pressure (psi)
Pump model
Pump model
Pump model
375
375