ABB 4NWP106819R0001, Quick Manual

Page: 13 / 224

I M P O R TA N T S A FE T Y I N S T R U C T I O N S 13
BATTERIES
DANGER
COMPONENTS INSIDE THE UPS ARE CONNECTED TO THE BATTERY EVEN
WHEN THE UPS IS DISCONNECTED FROM THE MAINS POWER SUPPLY.
DANGER
DISCONNECT THE BATTERIES BEFORE CARRYING OUT ANY KIND OF SERVICE
AND/OR MAINTENANCE. VERIFY THAT NO CURRENT IS PRESENT AND NO
HAZARDOUS VOLTAGE EXISTS IN THE CAPACITOR OR BUS CAPACITOR
TERMINALS.
DANGER
A BATTERY CAN PRESENT A RISK OF ELECTRICAL SHOCK AND HIGH SHORT
CIRCUIT CURRENT. THE FOLLOWING PRECAUTIONS MUST BE OBSERVED
WHEN WORKING ON BATTERIES:
• REMOVE WATCHES, RINGS OR OTHER METAL OBJECTS
• MAKE USE OF PROPER PPE (PERSONAL PROTECTION EQUIPMENT) AS PER
LOCAL POLICIES AND RULES
- WEAR FLAME/ARC RESISTANT WHOLE BODY CLOTHING
- WEAR SUITABLE VOLTAGE RATED GLOVES
- USE SAFETY DIELECTRIC FOOTWEAR
- WEAR ARC FLASH FACE SHIELD
- USE VOLTAGE RATED TOOLS
• DO NOT LAY TOOLS OR METAL PARTS ON TOP OF BATTERIES
• DISCONNECT THE CHARGING SOURCE PRIOR TO CONNECTING OR
DISCONNECTING BATTERY TERMINALS.
DANGER
THE BATTERY CIRCUIT IS NOT ISOLATED FROM THE INPUT VOLTAGE.
HAZARDOUS VOLTAGES MAY OCCUR BETWEEN THE BATTERY TERMINALS
AND THE GROUND. VERIFY THAT NO VOLTAGE IS PRESENT BEFORE
SERVICING.
WARNING
NEVER DISPOSE BATTERIES ON FIRE AS THEY MAY EXPLODE.
DANGER
SERVICING OF BATTERIES INVOLVES ENERGY AND SHOCK HAZARD AND
SHOULD BE PERFORMED BY PERSONNEL KNOWLEDGEABLE ABOUT
BATTERIES AND REQUIRED PRECAUTIONS
WARNING
DO NOT OPEN OR DAMAGE THE BATTERIES.
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ISH