Mechanical properties of the motors
3.1 Cooling
1PH7 induction motors (Machine tools)
50
Configuration Manual, (APH7W), 04/2009, 6SN1197-0AD72-0BP0
Mounting a fan and minimum clearance to the customers mounted parts and components
Table 3- 2
Fan mounting
Shaft height [mm]
Fan mounting
100 to 225
NDE axial, can be rotated through 4 x 90°
The minimum clearance to the customer's mounted parts and components and the air
discharge opening as well as the minimum clearance S between the air intake and air
discharge openings and adjacent components must be maintained.
Table 3- 3
Minimum clearances
Shaft height
[mm]
Minimum clearance to the
customer's mounted parts and
components [mm]
Minimum clearance S
[mm]
100
30
30
132
60
60
160
80
80
180
100
80
225
100
80
6
Air flow rate, air flow direction and air discharge
Table 3- 4
Air flow rate, air flow direction and air discharge
Shaft height
[mm]
Air flow
direction
Required air flow rate [m
3
/s]
Air
discharge
Pressure drop
(Δp) [Pa]
NDE → DE
0.04
Axial
100
DE → NDE
0.04
Axial
on request
NDE → DE
0.1
Axial
132
DE → NDE
0.1
Axial
on request
NDE → DE
0.15
Axial
160
DE → NDE
0.15
Axial
on request
NDE → DE
0.19
Axial
650
180
DE → NDE
0.19
Radial
650
NDE → DE
0.36
Axial
225
DE → NDE
0.36
Radial
900
Note
If the ambient air is polluted by particles of dust or similar substances, then the preferable air
flow direction is NDE → DE.
Summary of Contents for SINAMICS S 1PH7
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