Chapter 1 - Physical Representation

The Power Array Frame

The SymmetraTM Power Array frame serves as the base for the modular components of the system. The MiniFrame pro- vides bays for three power modules, and two battery mod- ules. The MasterFrame provides bays for five power mod- ules, and four battery modules. Both frames provide one bay at the top right that houses the main intelligence module (MIM) and redundant intelligence module (RIM).

The bottom of both frames contain wiring input/output ac- cess panels and terminal blocks. A system enable switch, input circuit breaker and maintenance bypass switch are also lo- cated at the bottom of the frame. The output voltage trans- former is located inside the bottom of the frame. A fully loaded MiniFrame is depicted in figure 1-1. A MasterFrame with factory installed MIM and RIM, and empty power and bat- tery module bays is depicted in figure 1-2.

Five

Power

Module

Bays

Main Intelligence and Redundant Intelligence Modules

Four

Battery

Module

Bays

Powerview Interface

Power

Modules

Input

Circuit

Breaker

Maintenance

Bypass

Switch

Fig 1-2An Empty MasterFrame (grill covers removed)

Redundant

Intelligence

Module

Main

Intelligence

Module

MiniFrame

Battery

Modules

Fig 1-1A Fully Loaded MiniFrame (grill covers removed)

1-1

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American Power Conversion SYMSTRF-PD, SYMINIF-PD user manual Power Array Frame, 2An Empty MasterFrame grill covers removed