IEC 61992-7-1 Ed. 1.0 b:2006, Railway applications - Fixed installations - DC switchgear - Part 7-1: Measurement, control and protection devices for ... in d.c. traction systems - Application guide

Provides assistance, guidance and requirements for the design of protection, control and measuring systems in d.c. installations intended to provide a power supply to traction systems. Is an application guide identifying the characteristics and parameters of equipment used in the measurement, control and protection of d.c. traction systems."