Russian standards
Explosive atmospheres. Part 1. Equipment protection by flameproof enclosures 'd'
Document status: Active
Low-voltage switchgear and control gear assemblies. Part 2. Particular requirements for busbar trunking systems ( busways )
Document status: Active
Plugs, socket-outlets and couplers for industrial purposes. Part 2. Dimensional interchangeability requirements for pin and contact-tube accessories
Document status: Active
Explosive atmospheres. Part 29-2. Gas detectors. Selection, installation, use and maintenance of detectors for flammable gases and oxygen
Document status: Active
Single-operator rectifiers with falling external characteristics for arc welding. General specifications
Document status: Active