Online Standards Store PDF
United power system and isolated power systems. Relay protection and automation. Distance and overcurrent protection of power lines and utilities 330 kV and above. Testing
Document status: Active
Fittings with ball sleeve straight stud branch tee type with O-ring face seal. Construction
Document status: Active
Industrial automation systems and integration. Product data representation and exchange. Part 1320. Application module. Thickened face solid
Document status: Active
General principles and requirements for bodies validating and verifying environmental information
Document status: Active
Machines for textile web length measuring. Types, basic parameters and technical requirements
Document status: Active