Edwards nEXT730 - Figure 30 Mounting High Vacuum Flange ISO-K Flange at ISO-F Flange with Claws

B8J200880_E - Installation
Page 66
Figure 30 Mounting high vacuum flange ISO-K flange at ISO-F flange with claws
1. Outer ring
2.
O-ring
3. Centering ring
4.
Claw with bolt
5. Pump housing with ISO-K flange
TURBOVAC
730/930
1230
Flange
DN 160 ISO-K
DN 200 ISO-K
DN 200 ISO-K
Number of clamps
12 x M10
not permitted
Minimum bolt strength, yield
strength
> 640 N/mm
2
Minimum screw in depth L2
for steel
for aluminium
13 mm
18 mm
Recommended bolts - ISO 4014
for steel flanges
for aluminium flanges
M10x35
M10x40
Bolt quality
8.8
Fastening torque
35
+5
Nm
The fastening torque levels apply to lubricated threads.
Note:
Mounting of the nEXT1230 with claws is not allowed.