What is the primary purpose of NFPA 70E?
NFPA 70E provides guidelines to reduce electrical hazards in the workplace through proper safety procedures and use of PPE.
Why is lockout/tagout (LOTO) important in electrical testing?
LOTO ensures that electrical equipment is properly shut off and not started up again prior to completion of maintenance or repair work.
Which agency sets occupational health and safety standards in the U.S.?
OSHA (Occupational Safety and Health Administration) is the primary regulatory agency for workplace safety.
What is the minimum arc flash PPE required for Category 1?
Category 1 arc flash protection requires a minimum of flame-resistant clothing with an arc rating of 4 cal/cm².
How often should insulated gloves be tested?
Insulated gloves used for electrical work should be tested every 6 months to ensure integrity and safety.
Which regulation covers confined space entry?
OSHA 29 CFR 1910.146 outlines the requirements for confined space entry to protect workers.
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What type of hazard is addressed by arc flash labels?
Arc flash labels provide warnings and information about the potential for arc flash incidents, including required PPE and incident energy levels.
What is the key purpose of a job safety analysis (JSA)?
A JSA helps identify potential hazards associated with a specific job and outlines preventive measures.
Why must electrical test instruments be calibrated regularly?
Regular calibration ensures the accuracy and reliability of test measurements, which is critical for both safety and compliance.