Pxxxx/EN SS/C11
Page 4/10 Safety Section
3. SYMBOLS AND EXTERNAL LABELS ON THE EQUIPMENT
For safety reasons the following symbols and external labels, which may be used on the
equipment or referred to in the equipment documentation, should be understood before the
equipment is installed or commissioned.
3.1 Symbols:
Caution: refer to equipment documentation Caution: risk of electric shock
Protective Conductor (*Earth) terminal. Functional/Protective Conductor Earth
terminal
Note – This symbol may also be used for a Protective Conductor (Earth) terminal if that
terminal is part of a terminal block or sub-assembly e.g. power supply.
*NOTE: THE TERM EARTH USED THROUGHOUT THIS GUIDE IS THE DIRECT
EQUIVALENT OF THE NORTH AMERICAN TERM GROUND.
3.2 Labels
See “Safety Guide” (SFTY/4L M) for equipment labelling information.
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