Operating instructions

Protect 5.31/xxx-480-220-120 10 kVA - 120 kVA
Page 7 of 56 8000020680 BAL, en
1.3 Danger during Maintenance and Repair Work
CAUTION:
The voltage applied to the UPS can be fatal. Prior to start-up
and/or maintenance work always disconnect the UPS from the
power supply and secure the unit against reclosing. The
capacitors must be discharged. Free-standing and movable
components can protrude into the work area and cause injuries.
ATTENTION:
Considerable damage can be caused to equipment if unsuitable
spare parts are used during repair work, if work is carried out by
unauthorised personnel, or the safety regulations are not
observed.
i
NOTE:
Only trained and qualified personnel (refer to Chapter 1.5) may
work on or around the UPS while strictly observing the safety
regulations.
1.4 Fire Protection
Structure of fireproof enclosures (EN 60950)
If uninterruptible power supply units are installed in rooms with
inflammable floors (e.g. textile, wood, PVC) or in computer centres,
the floor plate must always be installed. The assembler is responsible
for proper installation.
CAUTION:
If smoke is detected or a fire breaks out, immediately disconnect
the UPS from the power supply and inform the maintenance
personnel.
1.5 Qualified Personnel
The UPS may only be transported, installed, connected, started,
serviced and operated by qualified personnel who are familiar with
the pertinent safety and installation regulations. All work performed
must be inspected by responsible experts.
The qualified personnel must be authorised by the responsible safety
officer of the installation to perform the work required.
Qualified personnel is defined as personnel
• having completed training and gained experience in the
respective field,
• familiar with the pertinent standards, rules and regulations and
accident prevention regulations,
• having received instruction on the mode of operation and
operating conditions of the UPS,
• capable of recognising and preventing dangers.
Regulations and definitions for qualified personnel can be found in
DIN 57105/VDE 0105, Part 1.