1 Important Safety Instructions
WARNING! Risk of electric shock. Can cause serious injury or death. Lethal voltages are present in this UPS.
All the repairs and services must be performed by authorized and qualified service personnel only. In the
UPS, there are no user serviceable parts.
• This UPS is designed for commercial and industrial purpose, and it is not permitted to be used for any life
sustainment and support.
• The UPS system contains its own energy source. The output terminals may contain live voltage even when UPS
is disconnected from an AC source.
• The UPS must be installed in a controlled room with temperature and humidity monitoring to reduce the risk of
fire or electrical shock. Ambient temperature must not exceed 40°C. The system is only for indoor use.
• Ensure that all power is disconnected before installation or service.
• Service and maintenance should be performed by authorized and qualified service personnel only.
WARNING! Risk of voltage back feed. Before working on this circuit, isolate uninterruptible power supply
(UPS) then check for hazardous voltage between all terminals including the protective earth.
When service and maintenance want to check the inside of the UPS, should follow.
1.1 EMC
CAUTION: This product is designed for commercial and industrial applications in the second environment.
Installation restrictions or additional measures may be required to prevent disturbances.
1.2 Installation
• Installation must be performed by authorized and qualified service personnel only.
• The cabinets must be installed on a level floor that can accommodate computer or electronic equipment.
• The UPS cabinet is heavy and can cause serious injury if the unloading instructions are not followed carefully.
• The cabinets should not be tilted more than 10 degrees.
• Ensure the ground conductor is properly installed according to the instructions before switching ON the UPS.
• Installation and wiring must be performed in accordance with the local electrical laws and regulations.
IMPORTANT! The disconnection device must be selected based on the input current and should be capable of
breaking both line and neutral conductors—4 poles for 3 phases.
NOTE: For the rated input and output current, refer the Table 2.2 on page13 .
• The short circuit capacity of the upstream protective devices must be equal to or larger than the capacity of the
UPS’s input protective devices.
• The battery disconnection device should be chosen based on the DC input current and should break Battery +,
Battery and neutral conductors three poles for three phases.
1 Important Safety Instructions Proprietary and Confidential ©2024 Vertiv Group Corp. 1
Vertiv™ Liebert® MTP Online UPS User Manual 20-40-80kVA
To Next Page
Loading...
