CEST is an electrical safety credential for installers, maintainers, and skilled workers who are not electricians, but who are exposed to electrical hazards in the course of their job duties. Designed with HVAC technicians, solar and wind generator installer/maintainers, facilities management and maintenance personnel, and other skilled workers in mind, CEST highlights an individual's knowledge of and ability to apply the information found in NFPA 70E®: Standard for Electrical Safety in the Workplace®.

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