Informational Material

 

Standards and Approvals

The following PDF files contain a summary of the available products and product groups, and indicates the degree to which they conform to UL standards:

  • By clicking "UL File" in the table, you open the corresponding
      UL report.

  • The rightmost columns in the guide table refer to relevant catalogs
      and their respective chapters. You can access our catalogs
      under Catalog and ordering system online.


Technical Papers

SCCR UL Industrial Control Panel

Reduce Downtime with Type “2” Coordination

Changes to the UL standard for motor control provide control panel designers an opportunity to select components that will reduce both downtime and maintenance costs in the event of a short circuit.  Siemens has released a White Paper titled, Type “1” and Type “2” coordination for contactors and motor-starters according to UL 60947-4-1.  This paper explains the changes to the UL standards for motor control and outlines how the addition of Type “1” and Type “2” coordination testing can provide End Users with performance transparency following a short circuit condition


05/30/2013 | Author: Danish Bhimani

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