UL 50E

(Enclosures for Electrical Equipment, Environmental Considerations, Edition 1)

Are you a manufacturer looking to get Type testing on Enclosures for Electrical Equipment, Environmental Considerations?

UL 50E / CSA C22.2.94.2.

This is the standard you will need your enclosures tested to: UL 50E / CSA C22.2.94.2.

Electrical Equipment, Environmental Considerations

UL 50E / CSA C22.2.94.2. is the standard you will need for Enclosures for Electrical Equipment under Environmental Considerations

This tri-national standard applies to enclosures for electrical equipment intended to be installed and used in non-hazardous locations in accordance with the Canadian Electrical Code, Part I, CSA C22.1, the provisions of the National Electrical Code, NFPA 70, and the provisions of Mexico’s Electrical Installations, NOM-001-SEDE, as follows:

  1. Enclosures for indoor locations, Types 1, 2, 5, 12, 12K, and 13; and
  2. Enclosures for indoor or outdoor locations, Types 3, 3R, 3S, 4, 4X, 6, and 6P.

This standard also covers additional environmental construction and performance requirements for enclosures.

For more information on how we can help you meet these standards, visit our HazLoc Certification page. Our team is here to guide you through the testing process and ensure your products are compliant.

Enclosure Visual Diagram

What is an Enclosure

A surrounding case constructed to provide:

  • Protection for personnel: Against incidental contact with the enclosed equipment

  • Protection for equipment: Against specified environmental conditions

Enclosures are critical for ensuring safety and durability in various applications, from industrial settings to residential installations. Choosing the right enclosure type is essential for meeting regulatory requirements and ensuring long-term performance.

Type Testing Visual Diagram

Type Testing

Type Testing includes the following tests:

  • Drip test
  • Rain test
  • Dust test
  • External icing test
  • Hosedown test
  • Indoor corrosion protection
  • Outdoor corrosion protection
  • Submersion test
  • Pressure test
  • Oil exclusion test
  • Gasket tests
  • Rod entry test
  • Misalignment test
  • Water exposure and immersion test

These tests simulate real-world conditions to ensure your enclosures can withstand environmental challenges. When designing an enclosure, knowing the difference between each Enclosure Type definition is important. If in doubt, LabTest can help you sort that out.  It’s as easy as Type 1, Type 2, Type 3!

For more details on our testing capabilities, visit our Environmental Testing page.

Interested in Testing on Enclosures for Electrical Equipment ?

Ensure that your electrical products meet the minimum safety criteria under environmental conditions

Would you be interested in receiving other services from LabTest?

Testing & Certification

Testing & Certification

Product testing and certification to national and international standards in the areas of Electrical, PPE, Hazardous Locations, EMC, Gas, Plumbing, Marine, Solar, Energy Efficiency, Building Materials, Environmental Testing

Field Evaluations

Field Evaluations

Field Evaluations are onsite product approvals designed for limited quantities or specialized equipment where certification is not the fastest or most cost effective option

Management Systems Services

Management Systems Services

LabTest Certification offers Training, Assessment, and Certification in compliance with ISO 9000 series of standards to help you make your business stand out from the competition!

Training Program

Training Program

Our extensive in-house knowledge and high levels of expertise allow us to provide the support you need to achieve complete confidence in the subject area you are seeking training for. Training available online and in-person.

Go to Top