Figure 6. Performance graph
Table 7 Sound data
Declared dual-number noise emission values in accordance with ISO 4871
25 35
Measured A-weighted emission sound pressure level,
L
pA
at ultimate vacuum 1 m from the pump in free
space
52
Uncertainty, K
pA
2.5 dB(A)
Values determined in accordance with ISO 3744: 2010
3.4 Materials exposed to gases pumped
The materials and the components exposed to the gases in the pump are:
▪ Iron
▪ Aluminium alloy
▪ Steel
▪ Fluoroelastomer (seals)
▪ PFPE lubricant
3.5 Electrical data
Table 8 Electrical rating for continuous operation
Pump Supply voltage
(V a.c. rms)
Phase Frequency
(Hz)
Input
current
(A rms)
All variants
200 - 240 ± 10% Single 50 or 60 7.0
100 - 127 ± 10% Single 50 or 60 14.0
300902516_002 - 10/2020 - © Leybold
16
Technical data
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