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SPAC 539 C Feeder Terminal User Manual and Technical Description

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This document is a user manual and technical description for the SPAC 539 C integrated feeder terminal, a cubicle-based protection and remote control interface unit for electrical substations. It details the terminal's protection functions (overcurrent, earth-fault, residual overvoltage), auto-reclosing, control, measurement, and serial communication capabilities, along with mounting, connection, and technical data.

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