Thank You!

Thank you for investing in the SymmetraTM Power Array. Please read this User's Manual thoroughly before installing the sys- tem. It provides important information for using the SymmetraTM safely and effectively.

SymmetraTM Overview

The SymmetraTM is a high-performance, uninterruptible power “array” system, designed for large-scale loads. It pro- vides conditioned, reliable AC power to load equipment, and provides protection from power blackouts, brownouts, swells, sags, surges and interference. The SymmetraTM Power Array system is comprised of either a MiniFrame, or a MasterFrame, and a variable set of modules. A MiniFrame system can be configured to deliver a maximum output of 8kVA, and a MasterFrame system can deliver a maximum of 16kVA.

Fig I-1 MiniFrame and MasterFrame

Theory of Operation

The SymmetraTM Power Array is comprised of three func- tional components: A power processing system, a battery source, and a control/user interface system. The relationship of these functional components is illustrated in figure I-2.

System Control

and Interface

Powerview User

Communication

Interface

Card and

 

SmartSlotsTM

Communication

Communication

Power Processing

Battery Source

 

Charge

 

Bypass

AC

Switch

AC

IN

OUT

Fig I-2 Functional Diagram of a SymmetraTM

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American Power Conversion PX Thank You SymmetraTM Overview, Theory of Operation, Power Processing Battery Source