MITSUBISHI ELECTRIC 9900CX SERIES UPS
9900CX SERIES UPS
OWNERS / TECHNICAL MANUAL
Page Number:
1-7
1.3 DEFINITIONS
UNINTERRUPTIBLE POWER SUPPLY SYSTEM (UPS)
- All components within the UPS
Cabinet and associated batteries that function as a system to provide continuous, conditioned
AC power to a load. This is sometimes referred to as the "System".
UPS CABINET
– The metal enclosure which is the main part of UPS and composed of the
Bypass module, the 3
～
6 UPS modules, and the Cable Entry Section.
LINK CABINET
– The metal enclosure in which buses from UPS are connected.
UPS MODULE
- The metal enclosure which contains the Converter / Inverter, Charger, and
internal control systems required to provide specified AC power to a load.
CONVERTER / INVERTER
- The UPS components which contain the equipment and controls
necessary to convert input AC power to output AC power required by the critical load.
CHARGER
- The UPS components which contain the equipment and controls necessary to
regulate DC power required for battery charging and for supplying power to the Inverter.
BYPASS MODULE
- The metal enclosure which contains the Bypass line, the Static transfer switch,
UPS operator controls, and internal control systems.
BYPASS LINE
- The line which conducts electricity directly from the input power source to the
critical load during Maintenance or whenever the UPS is not completely operational.
STATIC TRANSFER SWITCH
- The device which connects the critical load to the bypass line
when the Inverter cannot supply continuous power.
AC INPUT POWER
- Power provided by the electrical utility company, or auxiliary generator,
which is connected to the UPS for supplying the critical load.
BATTERY -
The rechargeable battery strings which supply DC power to the inverter to maintain
continuous AC power to the load during AC input power failure conditions.
Summary of Contents for 9900C Series
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