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ABB SACE 1

MNS R

main low voltage

distribution switchgear

Index

General

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

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

Construction and functional characteristics

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

Standardisation

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

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

Versions

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

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

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

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

Installation

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

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

ABB PC30 23-11-2009, 8:121

ABB MNS R User Manual

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