ABB Conceptpower DPA 500 - 1 Safety Instructions

04-3275_OPM_ABB_CONCEPTPOWER_DPA_500kW_EN_REV-A.docx Page 7/78 ABB
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1 SAFETY INSTRUCTIONS
The user must follow the precautions and only perform the described operations. Also in these measures, the
operator of the UPS system must adhere to the instructions in this manual. Any deviations from the instructions
could be dangerous to the user or cause accidental load loss.
The only user operations permitted are:
• Use of the LCD control panel (LCD Display) and Maintenance Bypass
• Start up and shut down of the UPS (excluding the commissioning start up)
• Operation of additional connectivity devices (remote monitoring, SNMP card access and programming)
In order to operate the UPS (and accessories such as battery cabinets) safely, it is recommended to read this
manual firstly and then follow the instructions carefully during any operation on the UPS.
Read carefully all instructions and save this manual for future reference.
THE MANUFACTURER DOES NOT TAKE ANY RESPONSIBILITY FOR DAMAGES CAUSED THROUGH
WRONG MANIPULATIONS OF THE UPS SYSTEM.
DANGER
IT IS PROHIBITED TO REMOVE ANY SCREWS FROM THE UPS SYSTEM OR FROM
THE BATTERY CABINET (IF PRESENT). DANGER OF ELECTRICAL SHOCK.
DANGER
HIGH FAULT CURRENTS (LEAKAGE CURRENTS). BEFORE CONNECTING THE UPS
TO THE MAINS, YOU MUST ENSURE THAT THERE IS A PROPER PE – PROTECTIVE
EARTH – CONNECTION
DANGER
THE USER MUST DISPLAY A WARNING SHIELD ON ALL PRIMARY UPS CIRCUIT
BREAKERS. THE SERVICE PERSONNEL HAS TO BE INFORMED ABOUT
DANGEROUS VOLTAGES. THE WARNING PANELS MUST CONTAIN THE
FOLLOWING TEXT: “BEFORE STARTING WITH THE MAINTENANCE WORK ON THE
CIRCUIT BREAKERS, MAKE SURE THE UPS IS ISOLATED.”