
Electric drive sets, external locks for railroad switch. Safety requirements and control methods
STANDARD published on 1.6.2017
Designation standards: GOST 33721-2016
Publication date standards: 1.6.2017
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 2.19
Amd. 1.23