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3 Internal Introduction
3.1 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. 3-1.
Fig.3-1
UPS Configuration
3.1.1 Operation Mode
The 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
、
Self Aging Mode
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.
Fig 3-2 Normal mode operation diagram
Содержание EA990G5
Страница 4: ...7 1 Boards installation 72 7 2 Preparation before power on 72 7 3 Power on and testing 72...
Страница 9: ...5 Fig 2 5 The rear pannel of 30kVA UPS Tower Fig 2 6 The rear pannel of 10kVA 15kVA 20kVA UPS Rack...
Страница 43: ...39 Fig 5 9 The left side board of 15kVA standard model Tower Fig 5 10 The board of 15kVA model Rack...
Страница 48: ...44 Fig 5 19 The left side board of 30kVA standard model Tower...
