ABB MNS R System Manual
Also see for MNS R: Installation manual
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Contents
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6 ABB SACEConstruction and functional characteristicsInstrument compartmentThe instrument compartment as wellis located in the front side of theswitchgear and it is accessible bymeans of a locked hinged door. It canbe dedicated to each functional unitor be common to several ones. Themeasuring instruments, protection re-lays, control and signalling devices arenormally mounted on the door,whereas any other auxiliary appara-tus, such as miniature circuit-break-ers, protection fuses and auxiliary re-lays are placed inside the compart-ment. Apparatus wiring is made withflexible copper cables and arrangedin dedicated wiring channels. Eachcircuit-breaker terminal blocks areseparated from the others and prop-erly identified.Internal compartment with auxiliary apparatus and terminal boxesInstrument compartment with protection relay mounted on the door |
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