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Fusible Disconnect Switches




World-class performance in demanding applications

Our OS range includes manual operated switch fuses from 30 to 1200 Amperes, available for CSA fuses: CC, JJ and L types.

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Benefits


Safety and Protection

Interlocking fuse covers prevent opening while the switch is in the ON position

Reliable in Extreme Conditions

The knife contact design along with the fuse link enables rapid fault clearance and maintains protection level even after fault occurs

Easy Installation

Thanks to a modular structure, the mechanism and poles can be located according to your specific installation requirements. The length of the shaft is adjustable, saving up to 50% installation time

Project Acceleration

Tested type 2 co-ordination tables for motor protection are available online, for a fast and easy selection of ABB motor protection devices

Features

  • Viewing window (60A to 2000A)
  • Double contacts, totally isolated in the OFF position
  • Double cabling is possible
  • The contacts are self-cleaning and maintenance free, providing a long, reliable electrical life
  • Aux Contacts, Terminal Shrouds, CSA mechanical lugs, neutral available as accessories
  • Pistol and selector handles, plastic and stainless steel handles available as accessories
  • Other premium configurations available including: Side/Flange operated, Multiple poles (3p, 4p) and Motor operated (IEC only)

Technical Specifications

  • 30A to 1200A with high interrupting capacity (200kA)
  • Up to 600Vac

Certifications and Standards

  •  UL508, UL98, cULus Listed

Applications

  • Residential and industrial buildings 
  • HVAC
  • Water pumping stations
  • Data centers 
  • Photovoltaic installations

Tools and Resources

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