ABB FMBT-21, User Manual

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Safety instructions
Contents of this chapter
The chapter describes the warning symbols used in this manual and refers to the
safety instructions which you must obey when you install or connect an option module.
If you ignore the safety instructions, injury, death or damage can occur. Read this
chapter before you start the installation.
Use of warnings and notes
Warnings tell you about conditions which can cause injury or death, or damage to the
equipment. They also tell you how to prevent the danger. Notes draw attention to a
particular condition or fact, or give information on a subject.
The manual uses these warning symbols:
WARNING!
Electricity warning tells about hazards from electricity which can cause injury
or death, or damage to the equipment.
WARNING!
General warning tells about conditions other than those caused by electricity,
which can cause injury or death, or damage to the equipment.
Safety in installation and maintenance
These instructions are for all who install or connect an optional module to a drive,
converter or inverter and need to open its front cover or door to do the work.
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