Appendix B

Graphic Symbols Used in Distribution System Design

Some of the most commonly used graphic symbols for distribution systems, both in this book and in general usage, are given on the following pages.

Table B.1

Graphic Symbols Used in Distribution System Design

Symbol

Usage

image

Polarity markings:

    Current transformer with instantaneous polarity markings

image

    Potential transformer with instantaneous polarity markings

image

Power ...

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