U.6.45
Date Code 20090715
User’s Guide
SEL-421 Relay
Testing and Troubleshooting
Factory Assistance
Factory Assistance
We appreciate your interest in SEL products and services. If you have any
questions or comments, please contact us at:
Schweitzer Engineering Laboratories, Inc.
2350 NE Hopkins Court
Pullman, WA 99163-5603 USA
Phone: +1.509.332.1890
Fax: +1.509.332.7990
Internet: www.selinc.com
E-mail: [email protected]
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