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MNS-SG Metal Enclosed Low Voltage Switchgear

MNS-SG-1440x600-teaser

Modularity to meet the most rigorous requirements

The MNS® metal-enclosed low-voltage power circuit breaker switchgear for ANSI/NEMA/UL offers excellent flexibility due to the modularity of both the electrical and mechanical design.  The modularity enables customization of the structural design, interior arrangement and degree of protection.

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The switchgear can be outfitted as needed with standardized components to perfectly adapt the MNS-SG to each application.  MNS-SG was designed, built and tested to meet all applicable requirements for UL1558, ANSI C37.20.1 and ANSI C37.20.7.

The MNS-SG supports the ABB vision of providing equipment that delivers world class performance under the intense mechanical, electrical and thermal stress of today’s rigorous manufacturing environments.

Benefits


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Safety

Personnel protection and safety

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Reliability

Reliable, flexible and scalable

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Protection

Improved system protection with E-Max breakers

Features

  • Up to 480V at 100kA and 85kA at 600V
  • Up to 5000A main and vertical bus
  • ANSI type 2B accessibility to protect the operator with the low voltage instrument compartment door open
  • Emax 100% rated UL 1066 circuit breakers
  • Optional plenum contains exhaust pressure & gas and channels them to a designated safe area

Certifications and Standards

  • UL 1558 — Metal-Enclosed Low Voltage Power Circuit Breaker Switchgear
  • CSA C22.2 No. 31 – Switchgear Assemblies
  • ANSI C37.20.1 — IEEE Standard for Metal-Enclosed Low Voltage Power Circuit Breaker Switchgear
  • ANSI C37.20.7 — IEEE Guide for Testing Metal-Enclosed Switchgear Rated Up to 38kV for Internal Arcing Faults
  • ANSI C37.50 — Test Procedure for Low Voltage AC Power Circuit Breakers Used in Enclosures
  • ANSI C37.51 — Conformance Testing of Metal Enclosed Low Voltage AC Power Circuit Breaker Switchgear Assemblies
  • Seismic Qualification

Applications

  • Aerospace
  • Critical power and data centers
  • Food and beverage
  • Health care
  • Power generation
  • Semiconductor manufacturing
  • Steel mill
  • Utility and co-generation

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