5
Preface
1 Preface
The purpose of this manual is to familiarize users with the CMC 850 test set and to show how to
properly use it in various application areas. The manual contains important tips on how to use
CMC 850 safely, properly, and efficiently. Its purpose is to help you avoid danger, repair costs, and
down time as well as to help maintain the reliability and life of CMC 850.
This manual is to be supplemented by existing national safety standards for accident prevention and
environmental protection. Keep it available at the site where CMC 850 is used. It should be read by all
personnel operating the test set. In addition to the manual and the applicable safety regulations in the
country and at the site of operation, heed the usual technical procedures for safe and competent work.
This manual describes the CMC 850 hardware - that is, the physical test set. In order to get
familiar with the software for controlling and configuring CMC 850, please refer to the
Test Universe, RelaySimTest and/or the Web Interface Help and their accompanying software
manuals.
2 Safety Instructions
Before operating the CMC 850 test set, carefully read the following safety instructions. Only operate
(or even turn on) CMC 850 after you have read this manual and fully understood the instructions
herein.
CMC 850 may only be operated by trained personnel. Any maloperation can result in damage to
property or persons.
2.1 Rules for Use
• CMC 850 should only be used when in a technically sound condition. Its use should be in
accordance with the safety regulations for the specific job site and application. Always be aware of
the dangers of the high voltages and currents associated with this equipment. Pay attention to the
information provided in the manual and the software documentation.
• CMC 850 is exclusively intended for the application areas specified in section 3 "Designated Use".
The manufacturer/distributors are not liable for damage resulting from unintended usage. The user
alone assumes all responsibility and risk.
• The instructions provided in this manual and the associated software manuals are considered part
of the rules governing proper usage.
• Do not open CMC 850 or remove any of its housing components.
2.2 Orderly Practices and Procedures
• Keep this manual available on site where CMC 850 is used, either in electronic form as PDF or
printed-out.
• Personnel assigned to using CMC 850 must have read this manual and fully understood the
instructions herein.
• Do not carry out any modifications, extensions or adaptations at CMC 850.
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