1 Scope
This standard specifies the terms and definitions, technical requirements, testing, marking, packaging, transportation, and storage of semiconductor converter cascade speed control devices.
. This standard applies to cascade speed control devices (hereinafter referred to as devices) that use semiconductor power converters to regulate the speed of AC wound rotor induction motors, internally fed hybrid brushless AC motors, and hybrid brushless doubly fed AC motors2 Normative References
The following documents are essential for the application of this document.
. For dated references, only the dated version applies to this document. For undated references, the latest version (including all modification orders) applies to this documentGB/T 2900.1-2008 Basic Terminology of Electrical Terminology
GB/T 2900.33-2004 Electrical Terminology Power Electronic Technology
GB/T 3047.1 Panel with a height of 20 mm, Basic Dimensions of Racks and Cabinets GB/T 3797-2005 Electrical Control Equipment
GB/T 3859.1-1993 Basic Requirements for Semiconductor Converters GB 4208-2008 Degrees of Protection Provided by Enclosures (IP Code)
GB/T 4588.1 Sectional Specification for Single and Double sided Printed Boards without Metallized Holes GB/T 4588.2 Sectional Specification for Single and Double sided Printed Boards with Metallized Holes
GB/T 17626.2-2006 Electromagnetic Compatibility Testing and Measurement Techniques Electrostatic Discharge Immunity Test
GB/T 17626.3-2006 Electromagnetic Compatibility, Testing and Measurement Techniques, Radio Frequency Electromagnetic Field Radiation Immunity Test GB/T
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