Mechanical Data - Edwards E1M18 Instruction Manual

Parameter
Motor rotational speed
50 Hz electrical supply
60 Hz electrical supply
Ultimate vacuum
without gas-ballast
(partial pressure)
without gas-ballast
(total pressure)
with full gas-ballast
(partial pressure)
Maximum water vapour inlet pressure
Maximum water vapour pumping rate
Maximum permitted outlet pressure
(for full pump throughout)

3.3 Mechanical data

Table 3 Mechanical data
Approximate pump mass
Dimensions
Degree of protection
Single-phase motors
Three-phase motors
Pump inlet port
Pump outlet port
A34310880_T - Technical data
Refer to
NW25 (the flange can be removed from the 1 inch BSP
15 mm external diameter nozzle (the nozzle can be
removed from the 3/4 inch BSP threaded hole)
Page 14
Data
E1M18
-1
1440 r min
-1
1720 r min
-2
2 x 10 mbar
2 Pa
-2
3 x 10 mbar
3 Pa
-1
6.5 x 10 mbar
1
6.5 x 10 Pa
50 mbar
3
5 x 10 Pa
-1
0.65 kg h
0.5 bar gauge
1.5 bar absolute
5
1.5 x 10 Pa
38 kg (E1M18), 41 kg (E2M18)
Figure: Dimensions (mm) on page 15
IP44
IP54
threaded hole)
E2M18
-1
1440 r min
-1
1720 r min
-4
1 x 10 mbar
-2
1 x 10 Pa
-3
1 x 10 mbar
-1
1 x 10 Pa
-3
5 x 10 mbar
-1
5 x 10 Pa
20 mbar
3
2 x 10 Pa
-1
0.3 kg h
0.5 bar gauge
1.5 bar absolute
5
1.5 x 10 Pa