Oerlikon 10926, Operating Instructions Manual

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10 GAET02307_002_10 - 06/2008 - © Œrlikon Leybold Vacuum
Description
Conversion factors Different pressure units Different pumping speed units
mbar
(millibar)
torr inches Hg
vacuum
m
3
. h
-1
l.s
-1
cfm
1lb = 0.453 kg
1 qt = 0.946 l
1013
400
760
300
0
18.12
m
3
. h
-1
= m
3
/h
1 0.278 0.589
1 hp = 0.735 kW
1 r.p.m. = 1 min
-1
133
4
100
3
25.98
29.80
l.s
-1
= l/s
3.60 1 2.12
1 inch = 25.4 mm 1
0.1
0.75
0.75
29.89
29.92
cfm (cubic feet
per minute)
1.699 0.472 1
1 atm (atmosphere) = 1013 mbar
1 Pa (pascal) = 0.01 mbar = 10
-2
mbar
1 bar = 1000 mbar
1 torr = 1.33 mbar
Example : 1 m3.H-1 = 0.589 cfm
Note : the nominal pumping speed of
a pump at 60 Hz is 20 % higher than at 50 Hz
SV200 SV300
Technical Data 60 Hz 60 Hz
Nominal speed
1)
cfm 130 340
Pumping speed
1)
cfm 118 290
Ultimate partial pressure without gas ballast 1) Torr 6.10
-2
6.10
-2
Ultimate total pressure Torr 0,5 0,5
with gas ballast standard
1)
Water vapour tolerance
with standard gas ballast
1)
or EM Torr ≤ 30 ≤ 30
Motor power hp 7,5 10,5
Rated rotational speed rpm 1750 1750
Oil filling (min./max.) qt 5,3/9,5 9/12,2
Weight lb 342 430
Inlet flange NPT (F) inches NPT 2 NPT 2
Exhaust flange NPT (F) inches NPT 2 NPT 2
1) to DIN 28400 and following numbers, with standard gas ballast.
US versions.
Dimension in inches
Type Øa Øb Amax. a0 a1 a2 a3 a4 a5 B b1 b2 b3 b4 ØD/P H h1 h2 h3 h4 X Y Z Weight kg
950 27 2" 2" 960 557 390 252 62 214 40 535 394 50 140 269 M10/10 425 352 392 318 399 350 150 300 170
38" 21" 15" 9" 2" 8" 1" 21" 15" 1" 5" 10" M10/ 16" 13" 15" 12" 15" 14" 6" 12"
15/16 5/16 59/64 7/16 7/16 9/16 1/16 1/2 31/32 1/2 19/32 25/64 47/64 55/64 7/16 33/64 45/64
950 31 2" 2" 1090 657 378 313 0 264 40 535 394 50 140 269 M10/10 425 352 392 318 399 350 150 300 210
43" 25" 14" 12" 0 10" 1" 21" 15" 1" 5" 10" M10/ 16" 13" 15" 12" 15" 14" 6" 6"
7/8 7/8 5/16 25/64 9/16 1/16 1/2 31/32 1/2 19/32 25/64 47/64 55/64 7/16 33/64 45/64