System Overview; Technology - AEG Protect D Series User Manual

2. SYSTEM OVERVIEW

2.1 Technology

Protect D is an Uninterruptible Power Supply (UPS) for essential loads such
as PCs, workstations, servers, network components, telecommunication
equipment and similar devices.
It has the following model versions:
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It consists of:
• Mains filter with overvoltage Protection (appliance Protection / class D)
• Rectifier section with PFC logic (power factor correction unit)
• Charger is buck topology from DC bus
• Integrated sealed, maintenance-free battery system
(Protect D 6000 LCD / D 10000 LCD) as energy storage medium with
downstream DC/DC converter unit
• IGBT inverter for continuous supply of connected loads with sinusoidal
AC voltage
• Automatic electronic bypass (SBS = Static Bypass Switch) as additional
passive redundancy
• Manual bypass for maintenance and service purposes (with SBS
activation when activated)
• Digital signal processor control unit.
Protect D 6000LCD, 6kVA
Protect D 10000LCD, 10kVA
Protect D 6000BP LCD, battery rack for 6kVA unit
Protect D 10000BP LCD, battery rack for 10kVA unit
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