This standard specifies the type, basic parameters and dimensions, technical requirements, inspection rules, test methods, marking and packaging requirements of large AC three-phase four-pole synchronous motors. This standard applies to general-purpose large-scale AC three-phase four-pole synchronous motors for driving fans, water pumps, compressors and other machinery.
JB/T 2224-2000 history
2018JB/T 2224-2018 Technical conditions of large three-phase four-pole synchronous motor
2000JB/T 2224-2000 Technical requirements for the large-sized 3-phase 4-pole synchronous a.c.motors