Incident date: 2017-02-08
NAICS industry code: 238210

An employee was terminating a ground wire onto a mechanical lug on the lower half of a 480-volt, 200-amp disconnect. When he loosened the mechanical ground lug, the ground wire came into contact with an energized A-phase, which was not fully insulated, at the top of the disconnect. An arc flash then occurred and burned the employee's face and left hand.

Hazard classification:
code_event: title: Direct exposure to electricity, greater than 220 volts
code_source: title: Switchboards, switches, fuses
code_nature: title: Electrical burns, unspecified
code_body: title: Multiple body parts, n.e.c.
severity: moderate