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The output can be live, even when the UPS is not
connected to the mains supply!
For health and safety reasons, the unit must be
earthed correctly!
The PROTECT 1.M may only be operated with or connected to
three-phase or AC voltage power systems with protective
grounding using a mains connection cable with PE conductor
that has been tested according to German standards (VDE).
Risk of burning!
The battery has powerful short-circuit currents.
Incorrect connection or isolation faults can lead to
melting of the plug connections, sparking potential
and severe burns!
The unit has a warning signal that sounds when
the battery voltage of PROTECT 1.M is
exhausted or when the UPS is not working in its
normal mode (see also chapter 6.1 "Signalling",
page 47ff and the following).
Observe the following safety instructions to
ensure permanent operational safety of and safe
work with the UPS and the battery modules
(special accessories):
♦ Do not dismantle the UPS!
(The UPS does not contain any parts that require regular
maintenance. Bear in mind that the warranty will be
invalidated if the unit is opened!)
♦ Do not install the unit in direct sunshine or in close
proximity of heaters!
♦ The unit is designed to be installed inside in heated
rooms. Never install the housing in the vicinity of water
or in an excessively damp environment!
♦ Condensation may occur if the UPS is brought from a cold
environment into the room where it is to be installed. The