6 | Important Safety Instructions
IMPORTANT SAFETY PRECAUTIONS
!
WARNING
Observe all cautions and warnings in this manual. Failure to do so may result in serious injury or death.
Refer all UPS and battery service to properly trained and qualied service personnel. Do not attempt to service this
product yourself and never work alone.
Opening or removing the cover may expose you to lethal voltages within this unit, even when it is apparently not
operating and the input wiring is disconnected from the electrical source.
SAVE THESE INSTRUCTIONS
This manual contains important safety instructions that must be followed during the installation and maintenance of the
UPS and batteries. Read this manual thoroughly before attempting to install or operate this UPS.
This UPS contains no user-serviceable parts. The O/Bypass push button does not electrically isolate internal parts. Under
no circumstances should you attempt to gain internal access other than to replace the batteries due to risk of electric
shock or burn. Do not continue to use the UPS if the front panel indicators are not in accordance with these operating
instructions or if the UPS performance alters in use. Refer all faults to your local distributor, SolaHD representative or
SolaHD Technical Support.
This UPS has an internal battery, and the output receptacles of the UPS may carry live voltage even if the UPS is not
connected to utility input power.
Before moving or rewiring this UPS, disconnect utility input power and the battery and make sure that the UPS is
completely shut down. Otherwise, the output terminal may carry live voltage, presenting an electric shock hazard.
To ensure human safety and normal UPS operation, the UPS must be properly grounded before use.
When the UPS is connected to an IT power distribution system, a short-circuit protection device must be installed on the
neutral line.
Install and use the S4K2UC in the following environments:
• Temperature: 0°C – 40°C (32°F – 104°F); Relative humidity: 0% – 95%, non-condensing
• Out of direct sunlight
• Away from heat sources
• Stable surface, not subject to vibrations or shocks
• Away from dust and other particulates
• Away from corrosive substances, salts and ammable gases
Keep the air inlet and outlet of this UPS unobstructed. Poor ventilation will increase the internal temperature of the UPS
and can adversely aect the UPS and its batteries.
Keep liquid and foreign objects away from the UPS.
In case of re, use a dry chemical re extinguisher to put out the re. Using a uid re extinguisher may cause electric shock.
This UPS is not intended for use with life support and other designated critical devices. Maximum load must not exceed
that shown on the UPS rating label. This UPS is designed for data processing equipment. If uncertain, consult your local
dealer or SolaHD representative.
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