Rules of technical operation of electrical consumers.
Approved by Order of the Russian Federation Ministry of Energy from 13.01.2003 N 6.

Contents are divided into sections, chapters and sub-chapters.
A quick search on the Table of Contents. Full search the entire document (to search the applications you need to go to the text of one of the applications).
Setting the text font size. Scalable text documents.
Setting the screen orientation.
Input Setup in the application (in the table of contents or in the last section of the document to read).