| 摘要 |
FIELD: railway transport; electronic locomotive servicing equipment. ^ SUBSTANCE: proposed system contains section of contact system with high voltage and section of contact system over inspection pit, and also contact wire inserts in between separated by section insulators. Low-voltage dc source is made in from of rectifier. Control relay with auxiliary contacts in signal relay circuit and drive of section disconnector is provided. Moreover, system is furnished with flexible cable designed to supply dc low voltage from rectified to traction motors of electric locomotive when electric locomotive is placed in servicing position. ^ EFFECT: improved safety at servicing of electric locomotives. ^ 3 cl, 1 dwg |
