MIL-M-4820E, MILITARY SPECIFICATION: MOTOR-GENERATOR, SKID MOUNTED, TYPE MD-4 (24-JUL-1979)

MIL-M-4820E, MILITARY SPECIFICATION: MOTOR-GENERATOR, SKID MOUNTED, TYPE MD-4 (24-JUL-1979)., This specification covers a 50KW frequency converter motor-generator set designated Type MD-4.