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440H Ensign 3 Hinge Interlock Switches
Allen‑Bradley

Our Ensign 3 Hinge Interlock Switches are hinge-actuated safety interlock switches that fit at the hinge point of guards.
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440H-E22038 Guardmaster Ensign 3 Hinge Switch product image
440H-E22038 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Make Before Break, Actuator Shaft: Length: 80MM Diameter: 10MM-Solid, Conduit Entry: 6-Pin Micro (M12)
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440H-E22039 Guardmaster Ensign 3 Hinge Switch product image
440H-E22039 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Break Before Make, Actuator Shaft: Length: 60MM Diameter: 8MM-Solid, Conduit Entry: 6-Pin Micro (M12)
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440H-E22040 Guardmaster Ensign 3 Hinge Switch product image
440H-E22040 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Make Before Break, Actuator Shaft: Length: 60MM Diameter: 8MM-Solid, Conduit Entry: 6-Pin Micro (M12)
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440H-E22047 Guardmaster Ensign 3 Hinge Switch product image
440H-E22047 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 50MM Diameter: 10MM-Solid, Conduit Entry: M16 Conduit
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440H-E22048 Guardmaster Ensign 3 Hinge Switch product image
440H-E22048 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Break Before Make, Actuator Shaft: Length: 50MM Diameter: 10MM-Solid, Conduit Entry: M16 Conduit
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440H-E22050 Guardmaster Ensign 3 Hinge Switch product image
440H-E22050 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 80MM Diameter: 10MM-Solid, Conduit Entry: M16 Conduit 1/2in Adaptor
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440H-E22051 Guardmaster Ensign 3 Hinge Switch product image
440H-E22051 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 60MM Diameter: 8MM-Solid, Conduit Entry: M16 Conduit 1/2in Adaptor
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440H-E22053 Guardmaster Ensign 3 Hinge Switch product image
440H-E22053 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Break Before Make, Actuator Shaft: Length: 80MM Diameter: 10MM-Solid, Conduit Entry: M16 Conduit 1/2in Adaptor
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440H-E22056 Guardmaster Ensign 3 Hinge Switch product image
440H-E22056 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Make Before Break, Actuator Shaft: Length: 80MM Diameter: 10MM-Solid, Conduit Entry: M16 Conduit 1/2in Adaptor
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440H-E22057 Guardmaster Ensign 3 Hinge Switch product image
440H-E22057 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Make Before Break, Actuator Shaft: Length: 60MM Diameter: 8MM-Solid, Conduit Entry: M16 Conduit 1/2in Adaptor
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440H-E22059 Guardmaster Ensign 3 Hinge Switch product image
440H-E22059 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 80MM Diameter: 10MM-Solid, Conduit Entry: 6-Pin Micro (M12)
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440H-E22062 Guardmaster Ensign 3 Hinge Switch product image
440H-E22062 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Break Before Make, Actuator Shaft: Length: 50MM Diameter: 10MM-Solid, Conduit Entry: 6-Pin Micro (M12)
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440H-E22063 Guardmaster Ensign 3 Hinge Switch product image
440H-E22063 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Make Before Break, Actuator Shaft: Length: 50MM Diameter: 10MM-Solid, Conduit Entry: 6-Pin Micro (M12)
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440H-E22065 Guardmaster Ensign 3 Hinge Switch product image
440H-E22065 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Break Before Make, Actuator Shaft: Length: 30MM Diameter: 16MM-Pre-Bored, Conduit Entry: M16 Conduit 1/2in Adaptor
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440H-E22066 Guardmaster Ensign 3 Hinge Switch product image
440H-E22066 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Break Before Make, Actuator Shaft: Length: 30MM Diameter: 16MM-Pre-Bored, Conduit Entry: 6-Pin Micro (M12)
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440H-E22067 Guardmaster Ensign 3 Hinge Switch product image
440H-E22067 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 30MM Diameter: 16MM-Pre-Bored, Conduit Entry: M16 Conduit
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440H-E22068 Guardmaster Ensign 3 Hinge Switch product image
440H-E22068 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 30MM Diameter: 16MM-Pre-Bored, Conduit Entry: M16 Conduit 1/2in Adaptor
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440H-E22073 Guardmaster Ensign 3 Hinge Switch product image
440H-E22073 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Break Before Make, Actuator Shaft: Length: 80MM Diameter: 10MM-Pre-Bored, Conduit Entry: M16 Conduit
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440H-E2NNHPS Guardmaster Ensign 3 Hinge Switch product image
440H-E2NNHPS Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 30MM Diameter: 16MM-Pre-Bored, Conduit Entry: 5-Pin Micro (M12)
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440H-E22025 Guardmaster Ensign 3 Hinge Switch product image
440H-E22025 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 80MM Diameter: 10MM-Solid, Conduit Entry: M16 Conduit
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440H-E22029 Guardmaster Ensign 3 Hinge Switch product image
440H-E22029 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Make Before Break, Actuator Shaft: Length: 80MM Diameter: 10MM-Solid, Conduit Entry: M16 Conduit
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440H-E22031 Guardmaster Ensign 3 Hinge Switch product image
440H-E22031 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 3 Normally Closed / None, BBM Preference: , Actuator Shaft: Length: 60MM Diameter: 8MM-Solid, Conduit Entry: M16 Conduit
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440H-E22033 Guardmaster Ensign 3 Hinge Switch product image
440H-E22033 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Break Before Make, Actuator Shaft: Length: 60MM Diameter: 8MM-Solid, Conduit Entry: M16 Conduit
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440H-E22035 Guardmaster Ensign 3 Hinge Switch product image
440H-E22035 Guardmaster Ensign 3 Hinge Switch
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Hinge Switch - Ensign 3: Contacts: (Safety/Aux) 2 Normally Closed / 1 Normally Open, BBM Preference: Make Before Break, Actuator Shaft: Length: 60MM Diameter: 8MM-Solid, Conduit Entry: M16 Conduit
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Overview Chevron DownChevron Down
Allen Bradley

Our Ensign 3 Hinge Interlock Switches are hinge-actuated safety interlock switches that fit at the hinge point of guards. With a rotatable head, the versatile Ensign 3 offers up to four mounting options.

  • Compact size — 90.5 x 31 x 30.4 mm (3.56 x 1.22 x 1.2 in.) housing
  • Ideal for small, lightweight guards
  • Degree of operation can be customized with adjustable cam
  • 2 N.C. & 1 N.O. or 3 N.C. (sealed to IP67) contacts
  • Four possible shaft positions, easy to install
  • Solid and hollow shafts available
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.

 


Certifications
UL Listed Component Mark Canadian and United States RequirementsUL Listed Component Mark Canadian and United States Requirements
FS Engineer (TÜV Rheinland) CertificateFS Engineer (TÜV Rheinland) Certificate
  • CE Marked for all applicable directives
  • cULus Listed
  • NTTL/C
  • TÜV Certified
Safety Classification

Dual channel interlocks suitable for use in Category 3 or Category 4 systems.

Functional Safety Data
  • B10d: > 2 x 106 operations at min. load
  • PFHD: < 3 x10-7
  • MTTFd: > 385 years
  • May be suitable for use in performance levels Ple or Pld systems (according to ISO 13849-1) and for use in SIL2 or SIL3 systems (according to IEC 62061) depending on the architecture and application characteristics 
Standards Compliance
  • ISO 13849-1
  • IEC/EN 60204-1
  • NFPA 79
  • EN 1088
  • ISO 14119
  • IEC/EN 60947-5-1
  • ANSI B11.19
  • AS 4024.1

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Documentation Chevron DownChevron Down
Miscellaneous Publication
Safety Switches Brochure GLSAFE-BR002_-EN-P
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