Download e-book for iPad: 315-1975 R1993) IEEE Graphic Symbols for Electrical and by IEEE

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ISBN-10: 1559374209

ISBN-13: 9781559374200

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Read or Download 315-1975 R1993) IEEE Graphic Symbols for Electrical and Electronic Diagrams Including Reference Designation Letters) Bound with its Supplement 315-1986 R1993 PDF

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Additional info for 315-1975 R1993) IEEE Graphic Symbols for Electrical and Electronic Diagrams Including Reference Designation Letters) Bound with its Supplement 315-1986 R1993

Sample text

1 General Types of functions may be indicated by words or abbreviations adjacent to the symbol. Qualifying symbols may be added to the antenna symbol to indicate polarization, direction of radiation, or special application. If required, the general shape of the main lobes of the antenna polar diagrams may be shown adjacent to the symbol. Notes may be added to show the direction and rate of lobe movement. The stem of the symbol may represent any type of balanced or unbalanced feeder, including a single conductor.

13 Capacitor bushing for circuit breaker or transformer 27 Copyright © 1975 IEEE All Rights Reserved Copyright The Institute of Electrical and Electronics Engineers, Inc. 15A: The dagger is not part of the symbol. 1A. 1 General Types of functions may be indicated by words or abbreviations adjacent to the symbol. Qualifying symbols may be added to the antenna symbol to indicate polarization, direction of radiation, or special application. If required, the general shape of the main lobes of the antenna polar diagrams may be shown adjacent to the symbol.

2 2-phase 4-wire 14 Copyright The Institute of Electrical and Electronics Engineers, Inc. 2 3-phase, open-delta, grounded at middle point of one winding 15 Copyright © 1975 IEEE All Rights Reserved --``,-`-`,,`,,`,`,,`--- Copyright The Institute of Electrical and Electronics Engineers, Inc. 1 3-phase, wye, grounded neutral The direction of the stroke representing the neutral can be chosen arbitrarily. 11 6-phase, double-delta 16 Copyright © 1975 IEEE All Rights Reserved --``,-`-`,,`,,`,`,,`--- Copyright The Institute of Electrical and Electronics Engineers, Inc.

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315-1975 R1993) IEEE Graphic Symbols for Electrical and Electronic Diagrams Including Reference Designation Letters) Bound with its Supplement 315-1986 R1993 by IEEE


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