Siemens SINAMICS S120 Equipment Manual page 174

Cabinet Design and EMC
7.6 Horizontal installation
Table 7-5 Volumetric flow requirement and number of fans needed for horizontal mounting
Type
Power Module FL, GL
Basic Line Module FBL, 740 A (400 V), 420 A (690 V)
Basic Line Module FBL, 1220 A (400 V), 730 A (690 V)
Basic Line Module GBL
Active Line Module GXL, Motor Module FXL, GXL
Active Line Module HXL, Motor Module HXL
Active Line Module JXL, Motor Module JXL
Available at info2@de.ebmpapst.com
*)
If the measures recommended above are not implemented, the equipment might malfunction
in operation at air temperatures as low as 30 °C. This is because the current transformers
would be overheat!
The coolant connection must be designed to prevent any coolant leakage into the unit. It is
advisable to empty the coolant hoses before connecting them and to plug the heatsink
before removing the coolant hoses.
7-16
Required
volumetric air flow
[dm³/s]
15
27
44
63
15
25
63
SINAMICS S120 Equipment Manual, Edition 12/2007, 6SL3097-2AM00-0BP4
Number of fans
Papst 4114NXH or Papst 4114NHH or
Papst 4184NXH (120 x 120 mm)
1
1
2
2
1
1
2
Chassis Power Units Liquid Cooled
*)