Hitachi S1 Series Basic Manual page 2

S1 series standard inverter
Preface
Thank you for purchasing Hitachi S1 series inverter. This is a user's guide for handling and
maintenance of Hitachi S1 series inverter.
S1 is a standard inverter aiming to drive asynchronous motor. It is equipped with advanced vector
control technology and the latest digital processor dedicated for motor control, thus enhancing
product reliability and adaptability to the environment. S1 series inverter adopts customized and
industrialized design to realize excellent control performance through optimized functions and flexible
applications.
S1 series inverter uses high power density design. Some power ranges carry built-in DC reactor and
brake unit to save installation space. Through overall EMC design, it can satisfy the low noise and low
electromagnetic interference requirements to cope with challenging grid, temperature, humidity and
dust conditions, thus greatly improving product reliability.
■ This document presents installation wiring, parameter setup, fault diagnosis and trouble shooting,
and precautions related to daily maintenance. Read through this document carefully before
installation to ensure S1 series inverter is installed and operated in a proper manner to make a
correct use of its excellent performance and powerful functions.
■ Handling of optional products
If you use the inverter with optional products, also you should read the manuals enclosed with those
product
■ For the proper use of the inverter
Please read the User's Guide before operation of the inverter to perfectly understand proper handling
and safety precautions for the product to ensure safety and proper usage.
Before attempting installation, operation, maintenance, and inspection work, you should understand
the knowledge of equipment, information of safety, caution and how to use and service the inverter.
■ Cautions
No part of the document may be reproduced or reformed in any form without the publisher's
permission.
The contents of this document are subject to change without prior notice.
You "CANNOT DO" what is not described in this manual. In addition, do not operate the product in a
manner not specified in the manual. An unexpected failure or accident may occur.
If you find any unclear or incorrect description, missing description, misplaced or missing pages, or
have a question concerning the contents of the manual, please contact the publisher.
We are not responsible for any impact from operations regardless of the above. We apologize in
advance for any inconvenience this may cause.
If you find any unclear or incorrect description, missing description, or misplaced or missing pages,
please take time to contact the Technical Inquiry Service for Inverter found on the back cover.
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