4/5
B 300
Pump connections to an installation
GB 01729 - Edition 07 - November 12
0
10
20
30
40
50
60
0
1
2
3
4
5
6
0
100
200
300
400
500
600
700
Loads transmitted to the
system (cont.)
ATH 2300 M
Transmitted forces on adixen test bench
Torque - Bending moment - kN·m
Axial force - kN
Time ms
Pump model
Unit
ATH 2300 M
Nominal speed
rpm
31000
Energy
kN·m
124
Torque
Max. kN·m
52
Duration ms
3.0
Delay ms
2.5
Bending moment
Max. kN·m
35
Duration ms
1.5
Delay ms
0
Axial force *
Max. kN
0 << 650
Duration ms
1.0
Delay ms
0
* Max. axial force occurs if the pump inlet is
obstructed with high stiffness parts. There is no load
if the system has low stiffness (i.e. valve).
Torque
Bending
moment
Axial force
The resulting maximum loads from a crash have to be taken into
account by the pump assembling bolts.
Design and secure the pump frame so that it can withstand the
loads.
According to the housing type:
Inlet flange installation
conditions (item 2)
Mounting holes at inlet flanges
ATH 2300 M
Inlet flange
DN250 ISO-F
with centering
ring
DN250 ISO-F
without
centering ring**
DN250 CFF
Type of bolts dictated
M 10
M 10
M 8
Number of bolts dictated
12
12
32
Length of bolts (mm)
35
30
40
Bolt metric grade
12-9
12-9
12-9
Installation torque per bolt (
N·m
)
30
30
20
Total clamping force (N)
161500
161500
355000
** Inlet flange DN250 ISO-F without ring: only use special bolts with washer
delivered by the manufacturer for this type of installation (12 bolts and washer
kit P/N 110034).
adixen Vacuum Products - Operating instructions - ATH 2300 M/MT