Information technology. Telecommunication and information exchange between system. List of standard data link layer protocols that utilize high-level data link control (HDLC) classes of procedures and list of standardized XID format identifiers and private parameter set identification values
Occupational safety standards system. Safety colours, safety signs and signal marking. Purpose and rules of application. General technical requirements and characteristics. Methods of tests
United power system and isolated power systems. Relay protection and automation. Requirements for the operation of relay protection devices for power transmission lines at voltage level 110 kV and higher in transient modes that come amid saturation of current transformers