1.3 Safety Precaution
Always observe the following safety symbols.
WARNING! Used to alert the user to the risk of death or severe injury, if the unit is used improperly.
CAUTION: Used to alert the user to the risk of injury or equipment damage if the unit is used improperly.
IMPORTANT! Used to advise the user to carefully read and follow the instructions to avoid the damage.
This manual contains information concerning the installation and operation of the Vertiv™ Liebert® EXS 15-40 kVA
UPS. To reduce the chance of accident, please read the safety precautions very carefully before operation. The
caution, note, and warning in this user manual and on the product do not represent all the safety points to be
observed, and are only supplement to various safety points. Therefore, the installation and operation personnel must
receive strict training and master the correct operations and all the safety points before operation.
When operating Vertiv products, the operation personnel must observe the safety rules in the industry, the general
safety points and special safety instructions provided by Vertiv.
1.3.1 Conformity and standards
The UPS complies with 2014/35/EU (LVD), 2014/30/EU (EMC), 2011/65/EU (Rohs) and the following standards:
• IEC/EN 62040-1, General and safety requirements for UPS.
• FCC Part 15, EMC requirement.
• ANSI C62.41, Surge immunity requirement.
• IEC/EN 62040-3: Performance requirements and test methods.
WARNING! Before moving or rewiring the UPS, disconnect mains input power and the battery. Make sure that
the UPS is completely shutdown. Otherwise, the output terminal may carry live voltage, presenting an electric
shock hazard.
WARNING! Liquid or other irrelevant external objects are prohibited inside the UPS.
WARNING! In case of a fire, a dry chemical fire extinguisher is essential. Using a foam fire extinguisher will
cause electric shock.
CAUTION: To prevent the radio frequency of output cables from disturbing other electric equipment, it is
recommended to use the UPS output cable of less than 10 m.
2 Proprietary and Confidential ©2023 Vertiv Group Corp. 1 Important Safety Instructions
Vertiv™ Liebert® EXS Installer/User Guide
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