Access & Chains Trapped Key Interlock Switches

Our Access/Chains Trapped Key Interlock Switches allow access to hazardous areas only when an appropriate key is inserted into the interlock. These stainless steel access interlocks provide a rugged, industrial grade method of helping prevent access through gates. They are actuated by either a lever or a rod that is connected to chain.

Bulletin 440T Access & Chains Trapped Key Interlock Switches
  • Overview
  • Product Selection
  • Specifications
  • Documentation
  • Resources

Features

  • 316L stainless steel construction
  • Direct drive operation
  • Fitted with tamper resistant screws
  • Stainless steel dust cap
  • Replaceable code barrel assembly
  • Mechanical or electrical switch types
  • Multiple key options

Additional Information

  • Protect your people, productivity, and environment with our Safety Components and integrated Safety Solutions. We understand your factory floor challenges and can help you meet your goals with one of the broadest safety portfolios in the industry.

 

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Specifications

TitleNumberDownload
Key Access/Chain Interlock Installation Instructions440T-IN011

Certifications

  • BG
  • CE Marked for all applicable directives

C-Tick not required 

Category 

  • Cat. 1 per EN 954-1 (ISO 13849-1)
  • Suitable for Cat. 2, 3, or 4 systems 

Certifications apply when product is marked. See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Standards Compliance

  • EN 1088
  • ISO 12100-1&2
  • ISO 14119
  • AS 4024.1

Product Certifications

See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Documentation

TitleNumberDownload
Safety Switches BrochureGLSAFE-BR002
Key Access/Chain Interlock Installation Instructions440T-IN011
More Safety Interlock Switch publications in Literature LibraryAll Languages

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Product Certifications

See our Product Certification site for Declarations of Conformity, certificates and other certification details.

Configuration & Selection Tools

  • CrossWorks — Convert competitive catalog numbers to similar Allen-Bradley® products.
  • ProposalWorks — Build complete quotes and proposals.

Other Resources

  • Knowledgebase — Visit our online resource for technical information, support chat and forums, software updates, and product safety advisories/notices.