SDU AC-B Series
A272-353 Rev. 1 2/2021
4 |
P a g e
2.0
Important Safety Instructions
2.1 Safety Precautions
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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 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. Some components are live, even when ac power is disconnected. The enclosure
must only be accessible by use of a tool (incorporated into the IP54 enclosure condition)
Although your UPS has been designed and manufactured to assure personal safety, improper use
can result in electrical shock or fire.
•
The battery may be replaced by service personnel only.
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. 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.
•
Do not place the UPS on an unstable cart, stand, or table.
•
Do not place the UPS under direct sunlight or close to heat-emitting sources.
•
To allow proper ventilation of the UPS, do not block or cover the top and bottom sides of the unit.
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
airflo
w.
•
Do not dispose of batteries in a fire; they may explode. Do not open or damage the battery. Released
electrolyte is harmful to the skin and eyes and may be toxic.
The power supplies should meet the following conditions for safe use when installed in a Class I, Division 2
Groups A B C D and Class I, Zone 2, Groups IIC Hazardous Location:
(1) The equipment shall only be used in an area of not more than pollution degree 2, as defined in EN
60664-1. Install in a controlled environment.
(2) The equipment shall be installed in an enclosure that provides a degree of protection not less than
IP54 in accordance with EN IEC 60079-0 and may only be accessible by use of a tool.
(3) The operating temperature class (T-code) of this device was determined to be T4.
Warning
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Explosion Hazard
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Do not disconnect the equipment while the circuit is live or unless the
area is known to be free of ignitable concentrations.
Warning
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Explosion Hazard
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Do not connect or disconnect the battery unless the area is known to be
free of ignitable concentrations.
Warning
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Explosion Hazard
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Do not open the unit. Do not substitute components. Do not replace fuse.
Warning
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Exposure to some chemicals may degrade the sealing properties of materials used in the
sealed relay device.
If your UPS does not operate properly, turn OFF the UPS, disconnect the AC supply and contact your
local distributor, SolaHD representative or SolaHD Technical Support at
1-800-377-4384.
