Offers a set of rules that are applied in the design and manufacture of electrical installations and equipment to be used on rolling stock so as to protect the persons from electric shocks. Applicable to vehicles of rail transport systems, trolley buses, magnetic levitated vehicles ant to the electrical equipment installed in these vehicles.
You can specify the type of files you want, for your device.IEC 61991 Ed. 1.0 b:2000, Railway applications - Rolling stock - Protective provisions against electrical hazards | IEC TC/SC 9. A good, fresh read, highly recommended.