Siemens S120 Benefits, Standards and regulations, Description of the motor 2.1 Properties

Models: S120

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Description of the motor 2.1 Properties

and spacer film. For a complete drive unit, an additional bearing and rotary transducer are required.

The product range includes 7 frame sizes (or external diameters), each with at least 4 different axis lengths. Each motor is available for at least two different speed ranges. The stator and rotor are equipped with flanges at both ends with centering surfaces and tapped holes, which allow them to be integrated in a machine.

Standards and regulations

The product complies with the standards relating to the Low-Voltage Directive stated in the EC Declaration of Conformity.

2.1.2Benefits

Features of the motors:

Extremely high power density

High torque with a compact design and low unit volume

Wide range of types

High overload capability (factor 1.6 to 2.2); the current input of the windings is adjusted in line with the Motor Modules in the SINAMICS S120 drive system.

Low moment of inertia

High degree of availability as there are no gearbox components in the mechanical drive transmission line which are subject to wear

Water cooling to increase the rated power

Directly flanged to the machine

Cable outlet, axial, radial towards the outside or tangential for all frame sizes

As a result of water cooling, they fulfill high requirements regarding the thermal behavior within the machine assembly.

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1FW6 Built-in torque motors

Configuration Manual, 05/2009, 6SN1197-0AE00-0BP3

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Siemens S120 configurationmanual Benefits, Standards and regulations, Description of the motor 2.1 Properties