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electrician hard hat safety glasses electrical panel work maintenance repair install troubleshoot safety PPE industrial commercial residential construction building electrical work electrical engineering power distribution control lighting motors generators transformers switchgear panelboards circuit breakers fuses relays contactors timers PLC HMI SCADA ANSI NFPA OSHA CEC IEC
An electrician wearing a hard hat and safety glasses works on an electrical panel
Size 3640 × 2040
Format jpg
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