ABB\'s product guide to small transformers

ABB

ABB\'s product guide to small transformers

Published: 23 May 2013 · Category: Product Catalogues

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Application Manual Power Supply Units Danger to life by electric voltage! Power supplies must only be installed and taken into operation by adequately qualified personnel and under consideration of the local regulations (e.g. VDE, etc.). For further information and data, please refer to the product catalogs and data sheets or contact your local ABB office or visit our website under www.abb.com. No responsibility is taken for the correctness of technical information. Subject to technical changes without prior notice. The German original text is authoritative in case of doubt. Without the express written permission of ABB Stotz-Kontakt GmbH, no part of this manual may be reproduced (by printing, photocopying, microfilming or any other technique) or copied, distributed or processed using electronic systems. ABB Stotz-Kontakt GmbH, Heidelberg, 09/2006 Contents 1. Introduction ............................................................................................................ 3 2. Basic Principles of Power Supplies for Industrial Use ......................................... 4 2.1 Electrical design ............................................................................................. 4 2.2. Power supply types and their design ........................................................... 5 2.2.1 Unregulated power supplies ..................................................................... 6 2.2.2 Linearly regulated power...