FREQUENCY CONVERTER ON A MOTOR
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Accused Products
Abstract
A frequency converter includes a housing, which is designed and envisaged for the peripheral assembly on an electric motor. The base of the housing is provided in the middle region on the outside with longitudinal ribs and is connected to heat-producing components of the power circuit of the frequency converter, is provided in outer regions with cooling ribs which are arranged on the outside transversely or obliquely to the longitudinal ribs, and on the inside is connected in a heat-conducting manner to heat-producing components of the input circuit and/or output circuit.
17 Citations
26 Claims
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1-13. -13. (canceled)
- 14. A frequency converter with a housing which is designed and envisaged for the peripheral assembly on an electric motor, and whose base is designed in a heat-conducting manner and, in a middle region, is provided with longitudinal ribs on the outside, and on the inside is connected to the heat-producing components of the power circuit of the frequency converter in a heat-conducting manner, wherein the base in at least one outer region comprises cooling ribs arranged on the outside transversely or obliquely to the longitudinal ribs, and on the inside comprises heat-producing components of the input circuit and/or of the intermediate circuit of the frequency converter, which are connected with a non-positive fit in heat-conducting manner to said base.
Specification