GB/T 31234-2014 Technical specification for YBZT series flameproof premium efficiency three-phase induction motor with copper rotor(frame size 80 to 200)

GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 755-2008 Rotating electrical machines—Rating and performance GB/T 997-2008 Rotating electrical machines—Classification of types of construction,mounting arrangements and terminal box position for(IM Code) GB/T 1032-2012 Test procedures for three-phase induction motors GB/T 1993-1993 Cooling methods for rotating electrical machines GB/T 1971-2006 Rotating electrical machines—Terminal markings and direction of rotation GB/T 2423.4-2008 Environmental testing for electric and electronic products—Part 2:Test method—Test Db:Damp heat,cyclic(12 h+12 h cycle) GB 3836.1-2010 Explosive atmospheres—Part 1:Equipment—General requirements GB 3836.2-2010 Explosive atmospheres—Part 2:Equipment protection by flameproof enclosures "d" 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 10068-2008 Mechanical vibration of certain machines with shaft heights 56 mm and higher—Measurement,evaluation and limits of vibration severity GB/T 10069.1-2006 Measurement of the 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 22719.1-2008 Interturn insulation of random-wound winding for AC low-voltage electrical machines—Part 1:Test methods GB/T 12665-1990 Requirements of damp-heat testing of electrical machine for service in general environmental condition GB/T 12665-2008 Requirements of damp-heat testing of electrical machine for service in general environmental condition GB/T 12665-2017 Requirements of damp-heat testing of electrical machine for service in general environmental condition