Electrical Equipment Checklist

• Is strain relief used on flexible cords to prevent stresses from being transmitted to electrical connection?
• Are splices, joints or free ends of wiring covered with adequate insulation?
• Is electrical equipment marked with voltage, current and wattage?
• Are all service, feeders and branch circuits legibly marked to indicate their purpose?
• Are live parts operating at 50 volts or more guarded against contact by cabinets, enclosures or location?
• Are entrances to guarded locations marked with warning signs?
• Is fusing or other over-current protection provided to conductors and equipment?
• Is the equipment ground conductor connected to a properly grounded electrode?
• Is the path to ground from circuits, equipment and enclosures permanent and continuous?
• Are exposed non-current carrying metal parts of equipment grounded if subject to employee contact or located in damp or hazardous locations?
• Is equipment connected by cord and plug grounded?
• Do all cords have three prongs?
• For underground service-supplied systems, is the equipment ground conductor connected to the ground electrode conductor at the service equipment?
• Are ground-fault circuit interrupters installed on each temporary circuit at locations where construction demolition modifications, alterations or excavations are being performed?
• Is exposed wiring and cords with frayed or deteriorated insulation repaired or replaced promptly?
• Are all cord, cable and raceway connections and enclosures intact and secure?
• In wet or damp locations, are electrical tools and equipment appropriate for the use or location, or otherwise protected?
• Is the location of electrical power lines and cables (overhead, underground, under floor, other side of walls) determined before digging, drilling or similar work is begun?
• Are metal measuring tapes, ropes, hand-lines or similar devices with metallic thread woven into the fabric prohibited where they could come in contact with energized parts of equipment, fixtures or circuit conductors?
• Is the use of metal ladders prohibited in areas where the ladder or the person using the ladder could come in contact with energized parts of equipment, fixtures or circuit conductors?
• Are disconnecting means always opened before fuses are replaced?
• Do all interior wiring systems include provisions for grounding metal parts or electrical raceways, equipment and enclosures?
• Is sufficient access and working space provided and maintained around all electrical equipment to permit ready and safe operations and maintenance?
• Are all unused openings (including conduit knockouts) in electrical enclosures and fittings closed with appropriate covers, plugs or plates?
• Are employees prohibited from working alone on energized lines or equipment over 600 volts?
• When electrical equipment or lines are to be serviced, maintained or adjusted, are necessary switches opened, locked out and tagged whenever possible?
• Are portable electrical tools and equipment grounded or of the double insulated type?
• Are electrical appliances such as vacuum cleaners, polishers, and vending machines grounded?
• Is the “off” switch immediately visible and available?

XL Environmental • Risk Control Division • 520 Eagleview Boulevard, PO Box 636, Exton, PA 19341 • Phone: 800-327-1414 • Fax: 610-458-7285 • xlenvironmental.com

XL Environmental is a division of XL Specialty Insurance Company.