STANDARD FOR SAFETY Form Wound and Medium VoltageRotating Electrical Machines

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标准简介

UL 1004-9 STANDARD FOR SAFETY Form Wound and Medium VoltageRotating Electrical Machines1 Scope1.1This Standard is intended to be read together with the Standard for Rotating Electrical Machines -General Requirements, UL 1004-1.For machines covered by UL 1004-9,only the following Sections of UL1004-1 are applicable: Components; Mechanical Assembly; Frame and Enclosure; Grounding; Groundingldentification;Protection Against Corrosion;Factory Wiring Terminals and Leads; Spacings (when rated1,000 v or less); and Current-Carrying Parts. For these Sections, the requirements of UL 1004-1 applyunless modified by this Standard.1.2For the purposes of this Standard,the term "machine" is representative of and equivalent to theterms rotating electrical machine and rotating machine, and is understood to mean all manner of electricmotors and generators covered by the scope of this Standard.The term "machine" is understood to applyto both AC and DC machines.1.3 These requirements apply to field-installed machines with form wound windings and rated forapplications between 460 V and up to 34,000 v.1.4 This standard also applies to field-installed machines employing random wound windings and ratedfor

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