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Product Description Corrosion and surface protection 2.2Corrosion and surface protection

General information SEW-EURODRIVE offers various optional protective measures for operation of motorsand gearmotors under special ambient conditions.The protective measures comprise two groups:•Corrosion protection KS for motors•Surface protection OS for motors and gear unitsFor motors, optimum protection is offered by a combination of corrosion protection KSand surface protection OS.In addition, special optional protective measures for the output shafts are also available. KS corrosion protection Corrosion protection KS for motors comprises the following measures:•All retaining screws that are loosened during operation are made of stainless steel.•The nameplates are made of stainless steel.•Various motor parts are coated with a top coating.•The flange contact surfaces and shaft ends are treated with a temporary anti-corrosion agent.•Additional measures for brakemotors.A sticker labeled "KORROSIONSSCHUTZ" (corrosion protection) on the fan guard indi-cates special treatment has been applied. Motors with forced cooling fan are not available with KS corrosion protection.

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Catalog – DR Gearmotors 01/2008