Introduction - Mitsubishi Electric 9900B Series Owner Technical Manual

MITSUBISHI
ELECTRIC

1.0 INTRODUCTION

The Mitsubishi Uninterruptible Power Supply System (UPS) is designed to provide many years
of reliable protection from power failure, brown-outs, line noise, and voltage transients. This
manual contains descriptions required to operate the UPS. To ensure optimum performance of
the equipment, follow the manufacturer's instructions. Please read this manual carefully and
retain it for future reference.
IMPORTANT SAFETY INSTRUCTIONS
This manual contains important instructions for the 9900B SERIES Uninterruptible Power
Supply System that should be followed during installation and maintenance of the UPS and
batteries.
Lethal voltages exist within the equipment during operation. Observe all
warnings and cautions in this manual. Failure to comply may result in
serious injury or death. Obtain qualified service for this equipment as
instructed.
9900B SERIES UPS
OWNERS / TECHNICAL MANUAL
SAVE THESE INSTRUCTIONS
WARNING 1
MITSUBISHI ELECTRIC 9900B SERIES UPS
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