Workers in the solar energy industry are potentially exposed to a variety of serious hazards, such as arc flashes (which include arc flash burn and blast hazards), electric shock, falls, and thermal burn hazards that can cause injury and death.
This information comes from an OSHA Letter of Interpretation dated July 13, 2015:
Question: Under 29 CFR 1910.269, can an employer use Table 410-1 of the 2012 National Electrical Safety Code (NESC) to select protective clothing and equipment? 1
Response: Paragraph (1)(8)(ii) of 29 CFR 1910.269 provides that "[f]or each employee exposed to hazards from electric arcs, the employer . . . make a reasonable estimate of the incident heat energy to which the employee would be exposed."