This specification stipulates the requirements, quality assurance regulations, delivery preparation, etc. of marine three-phase asynchronous motors (hereinafter referred to as motors). This specification applies to electric motors used in surface ships, submarines and similar places.
GJB 812A-2020 history
2020GJB 812A-2020 General specincation for three-phase induction motors of naval ships
2007GJB 812A-2007 General specincation for three-phase induction motors of naval ships