BOC E2M28, Инструкция по эксплуатации

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E2M28 and E2M30 Rotary Vacuum Pumps
TECHNIC
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Issue K 5 Jul 05
2 TECHNICAL DATA
2.1 Operating and storage conditions
Note: To comply with CSA standards, the pump must be installed and used indoors, and within the operating
conditions specified in Table 1 below.
2.2 Performance
Note: Where total pressures are shown in Table 2 below, measurements were taken using an untrapped total
pressure capacitance diaphragm gauge on a header, as specified by Pneurop standards.
Ambient temperature range (operation)
13 to 40
o
C
Ambient temperature range (storage)
-30 to 70
o
C
Normal surface temperature of the pump-body *
45 to 65
o
C
Maximum humidity (operation) 90% RH
Maximum altitude (operation) 2000 m
Pollution degree 2
Installation category II
Noise level at 1 metre 57 dB(A) (at 50 Hz)
* At ultimate vacuum, with ambient temperature of 20
o
C.
Table 1 – Operating and storage conditions
Maximum displacement E2M28 E2M30
50 Hz electrical supply 32.2 m
3
h
-1
19 cfm
60 Hz electrical supply
38.9 m
3
h
-1
23 cfm
Maximum pumping speed - Pneurop
50 Hz electrical supply 27.5 m
3
h
-1
16.2 cfm
60 Hz electrical supply
33.0 m
3
h
-1
19.4 cfm
Motor rotational speed
50 Hz electrical supply
1440 r min
-1
1440 r min
-1
60 Hz electrical supply 1720 r min
-1
1720 r min
-1
Ultimate vacuum
without gas-ballast (partial pressure)
1 x 10
-4
mbar
1 x 10
-2
Pa
7 x 10
-5
torr
without gas-ballast (total pressure)
1 x 10
-3
mbar
1 x 10
-1
Pa
7 x 10
-4
torr
with full gas-ballast (partial pressure)
2 x 10
-1
mbar
2 x 10
1
Pa
1.5 x 10
-1
torr
Maximum water vapour inlet pressure 30 mbar
3 x 10
3
Pa
22.5 torr
Maximum water vapour pumping rate
0.7 kg h
-1
0.7 kg h
-1
Maximum permitted outlet pressure
(for full pump throughout) 0.5 bar gauge
1.5 bar absolute
1.5 x 10
5
Pa
0.5 bar gauge
1.5 bar absolute
1.5 x 10
5
Pa
Table 2 – Performance data