Siemens SIMOTICS S-1FT2 - Thermal Mounting Variants

• Position the motor so that the cooling air can freely 󹪞ow in and out.
• Make sure that no heated discharged air is drawn in.
• Maintain the minimum clearance between the air intake and discharge openings and
adjacent components (see the "Minimum clearance" 󹪝gure).
Minimum clearance to neighboring components or surfaces
T
s The minimum clearance is 30mm.
Figure4-1 Minimum clearance 1FT2, force-ventilated
Lifting and transporting the motor with forced ventilation
Information about lifting and transporting the motor is provided in Chapter "Transport
(Page59)"
Connecting the fan
Information about the electrical connection is provided in Chapter "Fan connection (Page90)".
4.5.3 Thermal mounting variants
Non-thermally insulated mounting
Some of the motor power loss is dissipated through the 󹪞ange when the motor is connected to
the mounting surface.
• Observe the following mounting conditions for the speci󹪝ed motor data:
Shaft height Steel plate, width x height x thickness (in mm)
1FT2☐03 250 x 250 x 6
1FT2☐04
1FT2☐05 300x300x12
1FT2☐06 
450 x 370 x 30
1FT2☐08
1FT2☐10
Mounting and options
4.5Cooling
SIMOTICS S-1FT2 synchronous motors for SINAMICS S120
48 Operating Instructions, 12/2023, A5E50610821B AF