UL 508A – Standard for Industrial Control Panels: 2018 [paper]

UL 508A – Standard for Industrial Control Panels: 2018 [paper]

3rd Edition

 

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SKU: 1057491
831,22
Shipping: shipped within 3-5 days
Media format: Book
Language: English
SKU: 1057491
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Description

Description

UL 508A – Standard for Industrial Control Panels, 3rd Edition

Please note: All interim revisions for this edition available at time of your purchase will be included.

This New Edition includes the following changes in requirements:

  • Interlocking means to prevent restoring power
  • Marking of Overload Setting
  • SB4.3.1 correction
  • Redefining the definition of Low Voltage
  • Cable Assemblies and Fittings for Power and Control Circuits
  • SB4.2.3 Exception No. 4 – Substituting for a Non-Current Limiting Overcurrent Device
  • Add 6P as an additional device that may be used to close an opening in a Type 4X enclosure in UL 508A, Table 19.2

 

UL508, UL508A, UL Standard 508

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