GE_UPS_ISG_LPS_3UL_20K_30K_2US_V010.docx
Installation Guide LP33 Series 20 & 30 UL S2
Safety symbols and warnings
Safety warnings
The text of this manual contains some warnings to avoid risk to personnel and to avoid damage to the
UPS system and the supplied critical loads.
The non-observance of warnings could result in human injury and equipment damages.
Please pay attention to the meaning of the following warnings and symbols.
Throughout this manual the following symbols are defined:
WARNING, if instruction is not followed injury or serious equipment damage may
occur!
CAUTION, internal parts have dangerous voltage present.
Risk of electric shock!
PE (Earth) – GND (Ground)
PROTECTIVE GROUNDING TERMINAL:
A terminal which must be connected to earth ground prior to making any other
connection to the equipment.
A terminal to which or from which an alternating (sine wave) current or voltage
may be applied or supplied.
A terminal to which or from which a direct current or voltage may be applied or
supplied.
This symbol indicates the word “phase”.
This symbol indicates the principal on/off switch in the on position.
This symbol indicates the principal on/off switch in the off position.
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