GTS iMAPLA series - Minimum Clearances and Cooling Provisions

Issue 08/2013 Page 72
MAPLA- Modular energy supply system for load lifting magnets
Installation and commissioning
Generator installation for iMAPLA 8, 13, 17and 20
y Secure the generator with at least four mounting screws
(minimum M8or comparable, bolt grade
min.8.8).
y The attachment must be permanent and
resistant to shock and vibrations.
y Use suitable means to prevent the screws
from coming undone by themselves,
e.g.viaatension ring according to DIN 128.
Tightening torque for mounting screws
M = 25Nm
Permissible load on the shaft
Fr
max
= 2,000N for iMAPLA 8and 13
Fr
max
= 3,000N for iMAPLA 17and 20
(measured in a50mm axial clearance
from the point where the shaft exits
the bearing plate.
Fa
max
= 200N for iMAPLA 8and 13
Fa
max
= 380N for iMAPLA 17and 20
Important
► Do not attach any third party parts to
the mounting proles on the generator
housing.
5.5.4 Minimum clearances and cooling provisions
y The generator needs sucient ventilation for cooling. The cooling air is
drawn through the cooling proles by the fan wheel on the rear side of the
generator and across the housing, towards the front side.
y Ensure adequate air feed and exhaust openings.
y Comply with the following minimum clearances and note the regulations
for cooling.
4Mounting screws
Fr
Fa
max
max