Russian standards
Electrical apparatus for explosive gas atmospheres. Part 1. Construction and verification test of flameproof enclosures of electrical apparatus. First supplement. Appendix D. Method of test for ascertainment of maximum experimental safe gap
Document status: Cancelled
Electrical apparatus for potentially explosive atmospheres. Group I. Intrinsically safe systems. Part 1. Construction and testing
Document status: Active
Input-distributional units for dwellings and public buildings. General specifications
Document status: Withdrawn
Luminaries. Part 2. Particular requirements. Section 25. Luminaries for use in clinical areas of hospitals and health care buildings
Document status: Active
Rotating electrical machines. Part 20-1. Control motors-Stepping motors
Document status: Active