Table Of Contents - ABB MNS R System Manual

Main distribution switchgear

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ABB SACE

MNS R

main low voltage

distribution switchgear

Index

Introduction ................................................................................................................................. 2

Technical data ............................................................................................................................. 3

Switchgear frame ........................................................................................................................ 4

Earthing ...................................................................................................................................... 4

Circuit-breakers used .................................................................................................................. 5

Circuit-breaker compartment ...................................................................................................... 5

Instrument compartment ............................................................................................................. 6

Busbar compartment .................................................................................................................. 7

Main busbars .............................................................................................................................. 7

Distribution busbars .................................................................................................................... 8

Cable compartment .................................................................................................................... 9

Segregation forms ..................................................................................................................... 10

Construction forma type ............................................................................................................ 10

Typical units and cross-sections ................................................................................................ 12

Ventilation ................................................................................................................................. 13

Typical configurations ................................................................................................................ 14

Switchgear depth ...................................................................................................................... 16

Available versions ...................................................................................................................... 17

Arc-proof .................................................................................................................................. 17

Power Motor Control Center integrated solutions ...................................................................... 17

Intelligent switchgear ................................................................................................................. 20

Fixing the units to the floor ........................................................................................................ 22

Tests and certifications ......................................................................................................... 23

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