This part of GB/T 30843 specifies the test methods for speed regulation equipment. This section is applicable to general variable frequency speed control equipment (hereinafter referred to as speed control equipment) with a rated input voltage between 1kV and 35kV AC, a rated input frequency of 50 Hz or 60 Hz, an output voltage not exceeding 35kV, and an output frequency less than 120 Hz. The following normative references 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 document. GB/T 2423.1-2008 Environmental Testing for Electrical and Electronic Products - Part 2: Test Methods - Test A: Low Temperature GB/T 2423.2-2008 Environmental Testing for Electrical and Electronic Products - Part 2: Test Methods - Test B; High Temperature GB/T 2423.4-2008 Environmental Testing for Electrical and Electronic Products - Part 2: Test Method: Test Db; Alternating Damp Heat (12h to 12h Cycle) GB/T 2423.10-2008 Environmental Testing for Electrical and Electronic Products - Part 2: Test Methods - Test Fc: Vibration (Sine) GB/T 3768-1996 Acoustic Sound Pressure Method - Determination of Sound Power Level of Noise Sources - Simplified Method for Measuring Surface Envelope Above a Reflective Surface GB 4208-2008 Degrees of Protection Provided by Enclosures (IP Code) GB 12668,3-2012 Speed Regulating Electrical Transmission Systems - Part 3: Electromagnetic Compatibility Requirements and Specific Test Methods GB 12668.501-2013 Speed Regulating Electrical Transmission Systems - Part 5-1: Safety Requirements - Electrical, Heat and Energy GB/T 16927.1-2011 High Voltage Testing Techniques Part 1: General Definitions and Test Requirements GB/T 17627.1-1998 High Voltage Testing Techniques for Low Voltage Electrical Equipment Part 1: Definitions and Test Requirements GB/T 30843.1-2014 General Variable Frequency Speed Regulating Equipment for 1kV and Above and Not Exceeding 35kV Part 1; Technical conditions
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