N1C NE Series, User Manual

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NE Series (20-30kVA)
User Manual
Chapter 1 Safety Description
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Chapter 1 Safety Description
This chapter describes the safety symbols and safety announcements. Please read this user manual
carefully prior to installing the device. It provides important information on safe and efficient
installation.
1.1 Safety Announcements
The UPS contains high temperature and high voltage, which can be extremely dangerous. Please
comply with the relevant safety standards and operational procedures during installation, operation and
maintenance, or it may result in death, personal injury or equipment damage. The safety precautions
mentioned in the user manual are only a supplement to local safety regulations. The manufacturer does
not assume responsibility for any breach or violation of general requirements.
The charging voltage requirements of different brands and different types of batteries may vary. Make
sure that the charging voltage of UPS and battery match. If any doubt exists, please consult the
manufacturer for support. Any change of system configuration, structure or components will affect the
performance of UPS. If the user wants to make any changes, please consult with the manufacturer in
advance.
1. Only authorized professionals are allowed to open the UPS chassis. The input and output voltage
of the UPS is high and dangerous. Contacting high voltage can lead to injury or death.
2. Please disconnect the AC power and battery to isolate power input before maintenance. Test the
output terminal block with a voltmeter before maintenance to ensure that the input power is turned
off and in a safe condition.
3. Even if all external power are disconnected, there still exists residual electric charge inside the
UPS, and the output terminal blocks still exists high voltage which may endanger personal life.
Technicians should wait enough time (
≥ 10 min) before opening the UPS chassis an ensure all
charge is released.