Safety; Installation; Operation - CyberPower OLS6000E User Manual

1. Safety

Please read carefully the following user manual and the safety instructions
before installing the unit or using the unit!

1.1. Installation

 This is permanently connected equipment, and it must be installed by qualified
maintenance personnel.
 Condensation may occur if the UPS is moved directly from a cold to a warm
environment. The UPS must be absolutely dry before being installed. Please
allow an acclimatization time of at least two hours.
 Do not install the UPS near water or in damp environment.
 Do not install the UPS where it would be exposed to direct sunlight or near heat.
 Do not connect appliances or items of equipment which would overload the UPS
(e.g. laser printers, etc.) to the UPS output.
 Do not block ventilation openings in the UPS's housing. Ensure allow at least
0.5m of space on front and rear of the UPS.
 Place cables in such a way that no one can step on or trip over them.
 Connect UPS with the earth reliably before connecting to the building wiring
terminal, and external battery source must also be earthed.
 An integral single emergency switching device which prevents further supply to
the load by the UPS in any mode of operation should be provided in the building
wiring installation.
An appropriate disconnect device as short-circuit backup protection should be

provided in the building wiring installation.
The equipment is powered by two sources: the mains source, the internal

battery or the external battery source.
 With the installation of the equipment, the sum of the leakage current of the UPS
and the connected load does not exceed 5% of rated value of input current.

1.2. Operation

 Do not disconnect the main cable on the UPS or the building wiring terminals
during operation since this would remove the protective earth from the UPS and
all connected loads.
 The UPS output terminal block may still be electrically lived even if the UPS is
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