II
• All shrouds and doors must be kept closed during operation.
• In order to reduce hazards to persons or equipment, the user
must include in the machine design measures that restrict the
consequences of a malfunction or failure of the drive
(increased motor speed or sudden standstill of motor).
These measures include:
– Other independent devices for monitoring safety-related
variables (speed, travel, end positions etc.).
– Electrical or non-electrical system related measures
(interlocks or mechanical interlocks).
– Live parts or cable connections of the frequency inverter
must not be touched after it has been disconnected from the
power supply due to the charge in capacitors. Appropriate
warning signs must be provided.
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