SAFETY SIGN, VERTICAL RECTANGLE, NUMBER OF PRINTED SIDES 1, ENGLISH, SIGN FORMAT OTHER FORMAT, SIGN LEGEND ARC FLASH PROTECTION ARC FLASH PPE CATEGORY PROTECTIVE CLOTHING & EQUIPMENT FR = FLAME RESISTANT MIN. ARC RATING (CAL/CM2) BE SAFE! DE-ENERGIZE AND LOCKOUT EQUIPMENT BEFORE SERVICE OR MAINTENANCE., SIGN LEGEND BACKGROUND COLOR WHITE, SIGN LEGEND STYLE TEXT