Key Locking of CRH3C EMUs and Maintenance Safety

Abstract

For guaranteeing safety of maintenance men and avoiding electric shock, key locking concept of the CRH3C high-speed EMUs was proposed and expounded on principle and process; at the meantime, safety idea what was called self safety, held and on duty by self was promoted.

Keywords

• key locking
• CRH3C high-speed EMUs
• high-voltage equipment
• safety maintenance