IS 8270 : Part 4 : 1977 Guide for preparation of diagrams, charts and tables for electrotechnology: Part 4 Circuit diagrams

UDC 621.3.061 ETD 1
Reaffirmed 2019

1. Scope

1.1 This standard (Part IV)provides guidance for preparation of circuit diagrams used in electrotechnology.

Note - This standard does nor-deal with rules for marking of apparatus terminals. The marking shown in ccrtain figurcs are only examples.