Oerlikon Leybold Vacuum 960 862, Operating Instructions Manual

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12 GA02319_002_03 - 07/2007 - © Oerlikon Leybold Vacuum
Description
SV630 B US/AIR (60 Hz)
Technical data 60 Hz
Pumping speed
1)
cfm 444
Ultimate partial pressure Torr ≤ 0.06
without gas ballast
1)
Ultimate total pressure Torr ≤ 0.5
with 1 gas ballast standard
1)
Ultimate total pressure Torr ≤ 1.5
with 2 gas ballasts standard
1)
Water vapour tolerance: Torr
■
without gas ballast
■
with 1 gas ballast
1)
37
■
with 2 gas ballasts
1)
52
Water vapour capacity: qt/hr
■
without gas ballast
■
with 1 gas ballast
1) 3)
25
■
with 2 gas ballasts
1) 3)
35
Noise level
2)
dB (A) 75
Motor power hp 25
Type of protection/Isolation TEFC / F
Rated rotational speed pump rpm 1000
Weight (with oil filling) lb 1440
Oil capacity min./max. qt 21/24
Intake connection 4“ ASA 150 / 100 ISOK
Exhaust connection 4“ ASA 150 / 100 ISOK
Thermal switch (pump) YES
Thermal sensors motor YES
1) to DIN 28400 and following numbers, with standard gas-ballast
2) operated at the ultime pressure without gas-ballast, free-field measurement at a distance of 1 m
3) please contact Oerlikon Leybold Vacuum
Conversion Different pressure units Different pumping speed units
factors
Mbar (millibar) torr inches Hg vacuum m
3
.h
-1
I.s
-1
cfm
1lb = 0.453 kg 1013 760 0 m
3
. h
-1
= m
3
/h 1 0.278 0.589
1 qt = 0.946 l 400 300 18.12
1 hp = 0.735 kW 133 100 25.98 I.s
-1
= I/s 3.60 1 2.12 1 r.p.m.
= 1 min
-1
4 3 29.80
1 pouce = 25.4 mm 1 0.75 29.89 cfm (cubic feet 1.699 0.472 1
0 0 29.92 per minute)
1 atm (atmosphere) = 1013 mbar Example : 1 m
3
.H
-1
= 0.589 cfm
1 Pa (pascal) = 0.01 mbar = 10
-2
mbar
1 bar = 1000 mbar
1 torr = 1.33 mbar