This standard specifies the technical requirements, test methods, inspection rules, packaging, marking, storage and transportation of ground static power supplies. This standard applies to AC 400Hz, 115/200V (three-phase), 115V (single-phase), 26V (single-phase), 36V (three-phase) and tributary 28.5V that supply startup, inspection and maintenance power to aircraft and airborne equipment. Ground static power supply includes fixed or movable ground static power supply (hereinafter referred to as static power supply) dedicated to boarding bridges, outdoor or indoor use.