Danfoss VLT FC 103 Operating Instructions Manual page 12

Safety
WARNING
LEAKAGE CURRENT HAZARD
2 2
Leakage currents exceed 3.5 mA. Failure to ground the
frequency converter properly can result in death or
serious injury.
•
Ensure correct grounding of the equipment by
a certified electrical installer.
WARNING
EQUIPMENT HAZARD
Contact with rotating shafts and electrical equipment
can result in death or serious injury.
•
Ensure that only trained and qualified
personnel perform installation, start up, and
maintenance.
•
Ensure that electrical work conforms to national
and local electrical codes.
•
Follow the procedures in this manual.
CAUTION
UNINTENDED MOTOR ROTATION
WINDMILLING
Unintended rotation of permanent magnet motors can
result in serious injury or equipment damage.
•
Ensure that permanent magnet motors are
blocked to prevent unintended rotation.
CAUTION
INTERNAL FAILURE HAZARD
An internal failure in the frequency converter can result
in serious injury, when the frequency converter is not
properly closed.
•
Ensure that all safety covers are in place and
securely fastened, before applying power.
10
Operating Instructions
Danfoss A/S © Rev. 05/2014 All rights reserved. MG16J202