Edwards RV12, Инструкция по эксплуатации, Страница: 19 / 64

Figure 2 Performance characteristics in High Vacuum mode (pumping speed against inlet
pressure)
100
50
0
1 X 10
-3
1 X 10
-2
1 X 10
-1
1 X 10
1
1 X 10
2
1 X 10
3
1 X 10
0
1 X 10
-1
1 X 10
0
1 X 10
1
1 X 10
3
1 X 10
4
1 X 10
5
1 X 10
2
mbar
Pa
%
0
I
II
II
II
RV8, 12
RV5
RV3
CS
/110
6/
A
3.2.3 Mechanical data
Table 8 Mechanical data
Parameter
RV3 RV5 RV8 RV12
Dimensions See Figure: Dimensions (mm)
Degree of protection (IEC 34-5: 1981)
Single-phase pumps IP44
Three-phase pumps IP54
Maximum tilt angle 10°
Motor rotational speed
50 Hz electrical supply
1470 r min
-1
60 Hz electrical supply
1760 r min
-1
Maximum mass
Pumps with motor, without oil
25.0 kg 25.0 kg 28.0 kg 29.0 kg
3.2.4 Noise and vibration data
Table 9 Noise and vibration data
Parameter
Reference data
Sound pressure*
Single-phase pumps
Three-phase pumps
48 dB (A)
50 dB (A)
03/2021 - ©Edwards Limited Page 19 A65201880_AA
A65201880_AA - Technical data