Electric systems. Functional safety of electrical, electronic, programmable electronic safety-related systems. Part 6. Guidelines on the application of GOST R IEC 61508-2-2007 and GOST R IEC 61508-3-2007
Adjustable speed electrical power drive systems. Part 4. General requirements. Rating specifications for a.c power drive systems above 1000 V a.c. and exceeding 35 kV