This part of GB/T 12974 specifies the type, basic parameters and dimensions, technical requirements, inspection methods and rules, marking, packaging and warranty period requirements of permanent magnet synchronous motors for elevators. This part is applicable to permanent magnet synchronous motors (hereinafter referred to as motors) driven by electronic power sources for various passenger elevators, passenger and freight elevators, hospital bed elevators, home elevators and freight elevators. All series of motors derived from this series of motors can also be implemented as a reference.
GB/T 12974.2-2014 Referenced Document
GB 10068-2008 Mechanical vibration of certain machines with shaft heights 56 mm and higher.Measurement,evaluation and limits of vibration severity
GB 14711 General requirements for safety of small and medium size rotating electrical machines
GB 1971 Rotating electrical machines. Terminal markings and direction of rotation
GB 755-2008 Rotating electrical machines.Rating and performance
GB/T 10069.1-2006 Measurement of airborne noise emitted by rotating electrical machines and the noise limits Part 1: Method for the measurement of airborne noise emitted by rotating electrical machines
GB/T 12665-2008 Requirements of damp-heat testing of electrical machine for sevice in general environmental condition
GB/T 191-2008 Packaging.Pictorial marking for handling of goods
GB/T 1993-1993 Cooling methods for rotating electrical machines
GB/T 21707-2008 Insulation specification for variable frequency adjustable speed definite purpose converter-fed three-phase induction motors
GB/T 22669-2008 Test procedures for three-phase permanent magnet synchronous machines
GB/T 22719.1-2008 Interturn insulation of random-wound winding for AC low-voltage electrical machines.Part 1:Test methods
GB/T 4772.1-1999 Dimensions and output series for rotating electrical machines. Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080
GB/T 4942.1-2006 Degrees of protection provided by the integral design of rotating electrical machined (IP code) - Classification
GB/T 997-2008 Rotating electrical machines.Classification of types of construction,mounting arrangements and terminal box position for(IM Code)
GB/T 12974.2-2014 history
2023GB/T 12974.2-2023 General technical conditions for AC elevator motors Part 2: Permanent magnet synchronous motors
2014GB/T 12974.2-2014 General specification for a.c. lift motor.Part 2: Permanent magnet synchronous motor