Cyber Power RT33020KE, Руководство пользователя

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RT33020/25/30KE User Manual
Chapter 1 Product Introduction
Chapter 1 Product Introduction
The series rack-mountable UPS using on-line double conversion design and DSP
based digital control. It supplies stable and uninterrupted power for the important load. It
can eliminate the power supply surge, instantaneous high/low voltage, harmonic and
frequency offset pollution, to provide high quality electrical energy to customers.
1.1 System Configuration
The Tower UPS is configured by the following part: Rectifier, Charger, Inverter, Static
Switch and Manual Bypass Switch. One or several battery strings should be installed to
provide backup energy once the utility fails. The UPS structure is shown in Fig. 1-1.
Rectifier
AC/DC
Inverter
DC/AC
Charger
DC/DC
Bypass Input
Battery
Load
Static Switch
Main Input
Fig.1-1 UPS Configuration
1.2 Operation Mode
The Tower UPS is an on-line, double-conversion UPS that permits operation in the
following modes:
 Normal mode
 Battery mode

Bypass mode

Maintenance mode (manual bypass)

ECO mode

Auto-restart mode
 Frequency Converter mode
1.2.1 Normal Mode
The inverter of power modules continuously supply the critical AC load. The
rectifier/charger derives power from the AC mains input source and supplies DC power to
the inverter while simultaneously FLOAT or BOOST charging its associated backup
battery.
Rectifier
AC/DC
Inverter
DC/AC
Charger
DC/DC
Bypass Input
Battery
Load
Static Switch
Main Input