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Comet installation and user manual: E-6761200XT/FC
Merlin Gerin by MGE UPS SYSTEMS
Dear User,
This manual has been designed to provide you with all the information you need
to install and use your Comet uninterruptible power supply.
Feel free to contact us for any further information you may require concerning
special applications beyond the scope of this manual.
MGE UPS SYSTEMS
0
safety recommendations
■ warning: every Comet UPS is equipped with its own internal power source,
i.e. the backup battery. Consequently the load may energised even if the AC input
power supply has been cut;
■ the load is supplied with power as soon as the AC input power supply is
connected, even if no LEDs are on;
■ danger: dangerous voltage levels are present inside the Comet system. Any
servicing requiring removal of the protection panels must be carried out by
qualified personnel certified by MGE UPS SYSTEMS;
■ Comet must be earthed;
■ Comet must not be installed near liquids or in an excessively humid
environment;
■ Comet must be protected from penetration by liquids or extraneous objects;
■ ventilation grates must remain free;
■ Comet must not be placed in direct sunlight or near a heat source;
■ Comet contains sealed lead-acid battery cells that must be disposed of in
accordance with applicable environmental regulations;
■ prior to installation, store Comet in a dry location. Storage temperatures must
be between: –20°C and +45°C ;
■ if Comet must remain unused for a long period, monthly re-energising for a
24-hour period is advised to recharge the battery. Otherwise, the battery may be
damaged irreversibly;
■ in accordance with standard EN 50091-1, Comet UPS users must affix
warnings on all primary power isolating devices installed a certain distance from
the UPS in order to alert maintenance personnel of the presence of a UPS on the
circuit; the warning must display the following text or its equivalent:
"an uninterruptible power supply is present and must be isolated before
carrying out any work on this circuit";
■ warning: this is a product for restricted sales distribution to informed partners.
Installation restrictions or additional measures may be needed to prevent
disturbances.