ABB NBRA-6 Series Installation And Startup Manual page 5

Overview
Warnings and Notes
Warnings
Notes
Installation and Start-up Guide for NBRA-6xx
This chapter states the safety instructions which must be followed
when installing and operating the NBRA-6xx Braking Chopper. The
material in this chapter must be studied before attempting any work on,
or with, the braking chopper.
This manual distinguishes two sorts of safety instructions. Warnings
are used to inform of conditions which can, if proper steps are not
taken, lead to a serious fault condition, physical injury or death. Notes
are used when the reader is required to pay special attention or when
there is additional information available on the subject. Notes are less
crucial than Warnings, but should not be disregarded.
Readers are informed of situations that can result in serious physical
injury and/or serious damage to equipment with the following symbols:
Dangerous Voltage Warning: warns of situations
in which a high voltage can cause physical injury
and/or damage equipment. The text next to this
symbol describes ways to avoid the danger.
General Warning: warns of situations which can
cause physical injury and/or damage equipment by
means other than electrical. The text next to this
symbol describes ways to avoid the danger.
Electrostatic Discharge Warning: warns of
situations in which an electrostatic discharge can
damage equipment. The text next to this symbol
describes ways to avoid the danger.
Readers are notified of the need for special attention or additional
information available on the subject with the following symbols:
CAUTION! Emphasises a matter in order to draw special
attention to it.
Note: Gives additional information or points out more
information available on the subject.
Safety Instructions
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