Requirements for approval of
electrical equipment

Equipment approval requirements

• Minnesota rules part 3800.3619
• Minnesota rules part 3800.3620

Federal requirements

• Federal OSHA requirements for approval of electrical equipment
• Federal OSHA Frequently Asked Questions

Frequently asked questions

• Underwriters Laboratories - CE Marking
• Electrical Shortz - Details about CE Marking (PDF)
• What goes into a listing and why is it important?
• What is a CE marking?
• Is the CE mark acceptable
• Does OSHA recognize the CE mark?
• Does OSHA accept the CE mark or accept equipment certified by foreign testing organizations?

Standards

• NFPA 790: Standard For Competency Of Third Party Field Evaluation Bodies
• NFPA 791: Recommended Practice And Procedures For Unlabeled Electrical Equipment Evaluation

• American Council on Independent Laboratories: "Guide for Evaluation of Unlabeled Electrical Equipment"

Testing laboratories

• List of OSHA nationally recognized testing laboratories (NRTL)
• Typical registered certification marks of OSHA nationally recognized testing laboratories (NRTL)
• Nationally recognized testing laboratories with offices in Minnesota
• Electrical engineers who have performed electrical equipment evaluations in Minnesota

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