Table of Contents
SDU AC-A Series
A272-290 Rev. 5 07/2018
2.0 Important Safety Instructions
2.1 Safety Precautions—SAVE THESE INSTRUCTIONS
This manual contains important safety instructions that should be followed during the installation of
the Uninterruptible Power Supply (UPS). Please read all safety, installation, and operating instructions
before attempting to install or operate the UPS. Follow all warnings on the unit and in this manual
during installation and operation.
To prevent the risk of fire or electric shock, install the UPS in a temperature and humidity controlled
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ventilated enclosure, free of conductive contaminants, moisture, flammable liquids, gases, and corrosive
substances.
To reduce the risk of electric shock, do not remove the cover, as it has no user-serviceable parts inside.
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Some components are live, even when ac power is disconnected. For service, contact a qualified
technician.
Although your UPS has been designed and manufactured to assure personal safety, improper use can
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result in electrical shock or fire. To ensure safety, please observe the following rules:
Turn OFF UPS and disconnect the ac supply before cleaning. Do not use liquid or aerosol cleaners.
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A dry cloth is recommended to remove dust from the surface of your UPS.
Do not install or operate the UPS in or near water.
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Do not place the UPS on an unstable cart, stand, or table.
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Do not place the UPS under direct sunlight or close to heat-emitting sources.
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To allow proper ventilation of the UPS, do not block or cover the top and bottom sides of the unit.
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Do not insert any objects into the ventilation holes or other openings of the UPS. Keep all vents free of
dust accumulation that could restrict airflow.
Do not dispose of batteries in a fire; they may explode. Do not open or damage the battery. Released
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electrolyte is harmful to the skin and eyes and may be toxic.
This equipment is suitable for use in Class I, Division 2, Groups A, B, C, D, T3. When installed in a
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hazardous location, adhere to the following:
WARNING
!
EXPLOSION HAZARD - Do not disconnect equipment unless power has been removed or the area is known
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to be non-hazardous.
EXPLOSION HAZARD - Batteries must only be replaced in an area known to be non-hazardous.
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EXPLOSION HAZARD - Do not reset circuit breaker unless power has been removed from the equipment or
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the area is free of ignitible concentrations.
If your UPS demonstrates any of the following conditions, turn OFF the UPS, disconnect the ac supply
and contact your local distributor, SolaHD representative or SolaHD Technical Support at
1-800-377-4384.
The circuit breaker opens frequently.
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The UPS does not operate in accordance with the user manual.
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