VSD Series Drives User Manual Powered by Eaton Technology
x For more information visit: www.johnsoncontrols.com LIT-1201828
November 2009
Safety Issues
Definitions and Symbols
WARNING
This symbol indicates high voltage. It calls your attention to items
or operations that could be dangerous to you and other persons
operating this equipment. Read the message and follow the
instructions carefully.
This symbol is the “Safety Alert Symbol.” It occurs with either of
two signal words: WARNING or CAUTION as described below.
WARNING
Indicates a potentially hazardous situation which, if not avoided,
can result in serious injury or death.
CAUTION
Indicates a potentially hazardous situation which, if not avoided,
can result in minor to moderate injury, or serious damage to the
equipment. The situation described in the CAUTION may, if not
avoided, lead to serious results. Important safety measures are
described in CAUTION (as well as WARNING).
Hazardous High Voltage
WARNING
Motor control equipment and electronic controllers are connected
to hazardous line voltages. When servicing drives and electronic
controllers, there may be exposed components with housings or
protrusions at or above line potential. Extreme care should be taken
to protect against shock.
• Stand on an insulating pad and make it a habit to use only one
hand when checking components.
• Always work with another person in case an emergency occurs.
• Disconnect power before checking controllers or performing
maintenance.
• Be sure equipment is properly grounded.
• Wear safety glasses whenever working on electronic controllers
or rotating machinery.
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