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Chapter 1 Safety and EMC Instructions
Please carefully read the following user manual and the safety instructions before installing or
operating the unit!
1.1 Installation
★ See installation instructions before connecting to mains power.
★ Condensation may occur if the UPS is moving directly from a cold to a warm environment. The UPS
must be dry before being installation. It is recommended to have an acclimatization time at least two
hours.
★ Do not install the UPS near water or in damp environment.
★ Do not install the UPS where it would be exposed to direct sunlight or near heat.
★ Do not connect appliances or items of equipment which would overload the UPS (e.g. laser printers,
etc.) to the UPS output.
★ Place cables properly to avoid being treaded or tripped.
★ Assure to connect with the earth reliably.
★ Connect the UPS only to a socket outlet which is earthed shockproof type.
★ The building wiring socket outlet (shockproof socket outlet) must be easily accessible to close to the
UPS.
★ With the installation of the equipment, the sum of the leakage current of the UPS and the connected
load does not exceed 3.5mA.
★ Do not block ventilation openings on the UPS's housing. Ensure the air vents on the front, side and
rear of the UPS are not blocked. Recommended at least 25cm of space on each side. The air flow
diagram is shown as below:
★ This UPS receives power from more than one
source-disconnection of AC source and the DC source is required to de-energize this unit before
servicing.
★ For PERMANENTLY CONNECTED EQUIPMENT, a readily accessible disconnect device shall be
incorporated external to the equipment.
★ For PLUGGABLE EQUIPMENT, the socket-outlet shall be installed near the equipment and shall be
easily accessible.
★ CAUTION: To reduce the risk of fire, connect only to a circuit provided with 20A for 1K/1KS/2K/2KS, 40A
for 3K/3KS maximum branch circuit overcurrent protection in accordance with the National Electrical Code,
ANSI/NFPA 70.
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