AS I understand it in NFPA 70 E 130.7 table any Panel 240 volts and below require Category 1 PPE. Also NFPA says any voltage 120 volts Phase to Phase is not required. If so shouldn’t Residential Electricians also comply? REPLY
Arc Flash & Electrical Power Training by Jim Phillips | 800.874.8883 | +1 480.275.7451