Intelligence Aided Lifting Equipment
8
1.2 Safety signs
A safety sign reminds operators or servicemen of potential risks, and hence it is an important
facility for identifying and avoiding danger.
Sign
Name
Position
Warning signs
Grounding
Means the equipment must be grounded, otherwise
short circuit of equipment or personal injury may
occur. Even worse, lives may be endangered or
equipment damaged.
Transformers,
aviation connectors.
Earthing mark
Means protective earthing must be performed for
the parts on equipment, otherwise short circuit of
equipment or personal injury may occur. Even
worse, lives may be endangered or equipment
damaged.
Main unit enclosure
Entangling sign
Means an entangling risk exists in that area or
item, hence no touching is allowed. Disobeying
this rule will give rise to personal injury or even
death.
Protective jacket of
steel wire rope
Caution! Hot surface.
Means that area or item may be in high
temperature. Do not touch it. Disobeying this rule
may cause burns.
Regenerative (brake)
resistor
Beware of electric shock
Indicates that area or item may be electrified. Do
not touch it. Disobeying this rule may cause
electric shock, giving rise to short circuit of
equipment or personal injury. Even worse, lives
may be endangered or equipment damaged.
Terminals