Safety Instruction
Danger
• This is a class A product and may cause radio interference in
which case the user may be required to take adequate
measures.
• Ensure that your devices powered via the PoE port have their
shells protected and fire-proofed, because the switches are not
compliant with the Limited Power Source (LPS) standard.
• In the use of the product, you must be in strict compliance with
the electrical safety regulations of the nation and region.
• The socket-outlet shall be installed near the device and shall be
easily accessible.
• The device must be connected to an earthed mains socket-
outlet.
• Install the device according to the instructions in this manual.
•
indicates hazardous live and the external wiring connected
to the terminals requires installation by an instructed person.
• Keep body parts away from fan blades. Disconnect the power
source during servicing.
• Never place the device in an unstable location. The device may
fall, causing serious personal injury or death.
• This device is not suitable for use in locations where children
are likely to be present.
• CAUTION: Risk of explosion if the battery is replaced by an
incorrect type.
• Improper replacement of the battery with an incorrect type
may defeat a safeguard (for example, in the case of some
lithium battery types).
• Do not dispose of the battery into fire or a hot oven, or
mechanically crush or cut the battery, which may result in an
explosion.
• Do not leave the battery in an extremely high temperature
surrounding environment, which may result in an explosion or
the leakage of flammable liquid or gas.
• Do not subject the battery to extremely low air pressure, which
may result in an explosion or the leakage of flammable liquid
or gas. Dispose of used batteries according to the instructions.
Caution
• CAUTION: Double pole/Neutral fusing. After operation of the
fuse, parts of the device that remain energized might represent
a hazard during servicing.
• The device has been designed, when required, modified for
connection to an IT power distribution system.
• This device is suitable for mounting on concrete or other non-
combustible surface only.
• The ventilation should not be impeded by covering the
ventilation openings with items, such as newspapers, table-
cloths, curtains, etc. The openings shall never be blocked by
placing the device on a bed, sofa, rug or other similar surface.
vi
