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Xtreme Power Conversion Corporation
M90U-80 & 140 User’s Manual
Page 4
Uninterruptible Power Supply
1 Safety
1.1 Important Safety Instructions
This UPS contains LETHAL VOLTAGES. All repairs and service must be performed by AUTHORIZED SERVICE PERSON
-
NEL ONLY. There are NO USER SERVICEABLE PARTS inside the UPS.
WARNING:
• The UPS designed for commercial and industrial purpose, it is forbidden to apply for any life sustainment
and support.
• The UPS system contains its own energy source. The output terminals may carry live voltage even when
the UPS is disconnected from an AC source.
• To reduce the risk of fire or electrical shock, the UPS installation has to be in a room where temperature
and humidity are controlled, Ambient temperature must not exceed 40°C. The system is only for indoor
use.
• Ensure all power is disconnected before installation or service.
• Service and maintenance should be performed by qualified personnel only.
Before working on this circuit
• Isolate Uninterruptible Power System (UPS) from all AC and DC voltages.
• Check for Hazardous Voltage between all terminals including the protective earth.
Risk of Voltage Backfeed
The isolation device must be able to carry the UPS input current.
1.2 EMC
WARNING:
This is a product for commercial and industrial application in the second environment - installation restrictions or
additional measures may be needed to prevent disturbances.
1.3 Installation Information
WARNING:
• Installation must be performed by qualified personnel only.
• The cabinets must be installed on a level floor suitable for computer or electronic equipment.
• The UPS cabinet is heavy. If unloading instructions are not closely followed, cabinet may cause serious
injury.
• Do not tilt the cabinets more than 10 degrees from side to side
• Before applying electrical power to the UPS, make sure the Ground conductor is properly installed.
• Installation and Wiring must be performed in accordance with the local, state and national laws electrical
laws and regulations.
• The disconnection device should be chosen based on the input current and should break line and neutral
conductors - four poles for three phases.
1.4 Maintenance
• Only qualified service personnel should perform the battery installation.
• The following PRECAUTIONS should be observed: