IEC 61482-2: THE REAL REQUIREMENTS BEHIND TRUE ARC FLASH PROTECTION

Arc flash is one of the most dangerous hazards in electrical environments—and IEC 61482-2 is the global benchmark for ensuring clothing can withstand these extreme thermal events. Whether you're sourcing PPE for utilities, oil & gas, industrial maintenance, or petrochemical plants, understanding this standard is essential to protecting workers and staying compliant.

1. What IEC 61482-2 Really Covers

IEC 61482-2 defines the performance requirements for arc-rated (AR) protective clothing, ensuring garments can resist the intense heat and energy from an arc flash.
It includes two main test methods:

IEC 61482-1-1: Open Arc Test

• Determines the ATPVs/Ebt values in cal/cm²

• Helps assign PPE Category levels

• Useful for risk assessments across variable environments

IEC 61482-1-2: Box Test

• Simulates a confined arc scenario

• Classifies garments into Class 1 (4 kA) or Class 2 (7 kA)

• Commonly required in EU electrical and utility industries

Both tests ensure garments can provide predictable, verified thermal protection in real-world electrical work.

2. What Employers Must Look For

To comply with IEC 61482-2, arc flash garments must meet:

• Verified arc rating (ATPV/Ebt or Class 1/Class 2)
  

• Flame-resistant or inherently FR (IFR) fabrics
  

• Protection that remains after washing and industrial laundering
  

Design elements that reduce ignition and heat transfer, such as:

• Double-layer construction

• Protective flaps over zippers

• Non-melting trims

• Secure closures

Garments that do NOT show a certified arc rating cannot be considered arc flash PPE.

3. FR vs. IFR—Which Is Better for IEC 61482-2?

Both fabric types can be certified—but performance and longevity differ:

FR (Treated) Fabrics

• Chemically treated for fire resistance

• Cost-effective

• Requires proper laundering to maintain performance

IFR (Inherently Flame-Resistant) Fabrics

• Fiber-level flame resistance

• Higher long-term durability

• Preferred for high-risk, 24/7 electrical operations

4. DOMEX SAFETY: Certified Arc Flash Protection You Can Trust

DOMEX provides a complete portfolio of IEC 61482-2 compliant PPE, including:

• Arc-rated coveralls

• Arc flash jackets & trousers

• IFR multi-standard workwear

• Shirts & pants engineered for comfort + compliance

All garments meet IEC 61482-2, NFPA 70E, ASTM F1506, and EN ISO 11612 requirements—trusted by PetroChina, Sinopec, ADNOC, Kuwait Oil Company, BP, and SHENGHONG GROUP.

5. Final Thoughts

IEC 61482-2 is more than a compliance checkbox—it is the foundation of true arc flash protection.
Choosing properly rated garments ensures:

• Reduced burn injury
  

• Regulatory compliance
  

• Safer, more confident electrical workers

Explore DOMEX's certified arc flash PPE to safeguard your team with proven, globally compliant protection.