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1 990-5518 03/02
Chapter 1 General Information
The SLP/G Series Standby Power Supply provides an uninterruptible power source for broadband
cable operations. Batteries are housed inside the module. A battery vault may be used to provide
additional battery backup. Refer to the APC Web site, www.apc.com
for detailed information on
additional battery configurations.
Important Safety Instructions – Save These Instructions
This Safety Guide contains important instructions that should be followed during installation and
maintenance of the APC equipment and batteries. It is intended for APC customers who setup,
install, relocate, or maintain APC equipment.
Changes and modifications to this unit not expressly approved by APC could void the
warranty.
Failure to observe these warnings may result in serious injury, death or damage to the
equipment.
Electrical
Warnings
Do not work alone under hazardous conditions.
Do not handle any metallic connector before the power has been disconnected.
Servicing this equipment may require working with protective covers removed
and AC power connected. Use extreme caution during these procedures.
High short circuit current through conductive materials could cause severe
burns.
When grounding cannot be verified, disconnect the equipment from the utility
power outlet before installing or connecting to other equipment. Reconnect the
power cord only after all connections are made.
Check that the power cord(s), plug(s), and sockets are in good condition.
Replacement of fuses or other parts must be with identical types and ratings.
Substitution of nonidentical parts may cause safety and fire hazards.
Overhead
Warnings
Never stand underneath anything while it is hoisted. Always wear a hard hat.
Lifting
Warnings
Transformer modules are heavy. Use proper lifting techniques to avoid injury.
Battery
Warnings
Danger of explosion if battery is incorrectly connected or replaced. Replace
batteries only with same or equivalent type recommended by the
manufacturer. Dispose of used batteries according to the manufacturer’s
instructions.