APC BACK-UPS 420 PRO 420VA
Contents
1. APC Safety Information English IMPORTANT SAFETY INSTRUCTIONS SAVE THIS GUIDE This Safety Guide contains important instructions that should be followed during installation and maintenance of the APC equipment and batteries Itis intended for APC customers who setup install relocate or maintain APC equipment Handling Safety e Be careful Do not lift heavy loads without assistance lt 18 kg lt 40 Ib 32 55 kg 70 120 1b 18 32 kg 40 70 lb f j gt 55 kg gt 120 Ib e Equipment with casters is built to move on a smooth surface without any obstacles e Do not use a ramp inclined at more than 10 e This equipment is intended for installation in a temperature controlled indoor area see the User s Manual for exact temperature range free of conductive contaminants Electrical Safety e Do not work alone under hazardous conditions e High short circuit current through conductive materials could cause severe burns e A licensed electrician is required to install permanently wired equipment e Check that the power cord s plug s and sockets are in good condition e To reduce the risk of electric shock when grounding cannot be verified disconnect the equipment from the AC power outlet before installing or connecting to other equipment Reconnect the power cord only after all connections are made e Do not handle any kind of metallic connector before the power has been removed e Use one hand whenever possi2. ble to connect or disconnect signal cables to avoid a possible shock from touching two surfaces with different electrical grounds e Connect the equipment to a three wire AC outlet two poles plus ground The receptacle must be connected to appropriate branch circuit mains protection fuse or circuit breaker Connection to any other type of receptacle may result in a shock hazard e In order to maintain compliance with the EMC directive output cords attached to the UPS should not exceed 10 meters in length A CAUTION Deenergizing Safety If the equipment has an internal energy source the battery the output may be energized when the unit is not connected to an AC power outlet e To deenergize pluggable equipment first press the Off button for more than one second to switch the equipment off Next disconnect the equipment from the AC power outlet Finally disconnect the battery e To deenergize permanently wired equipment set the power switch to standby Next set the AC circuit breaker to standby Then disconnect the batteries including any expansion units Finally disconnect the AC power from the building power supply e Pluggable equipment includes a protective earth conductor which carries the leakage current from the load devices computer equipment Total leakage current must not exceed 3 5 mA e Use of this equipment in life support applications where failure of this equipment can reasonably be expected to cause the failure of th
3. e life support equipment or to significantly effect its safety or effectiveness is not recommended A WARNING Battery Safety e This equipment contains potentially hazardous voltages Do not attempt to disassemble the unit The only exception is for equipment containing batteries Battery replacement using the procedures below is permissible Except for the battery the unit contains no user serviceable parts Repairs are performed only by factory trained service personnel Batteries must be recycled Deliver the battery to an appropriate recycling facility or ship it to the supplier in a the new battery s packing material See the new battery instructions for more information e Do not dispose of batteries in a fire The batteries may explode e Do not open or mutilate batteries They contain an electrolyte which is toxic and harmful to the skin and eyes e To avoid personal injury due to energy hazard remove wrist watches and jewelry such as rings when replacing the batteries Use tools with insulated handles e Replace batteries with the same number and type of batteries as originally installed in the equipment Replacement and Recycling of Batteries See your dealer or the User Manual for information on replacement battery kits and battery recycling 990 7305C 6 99
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