: Only personnel with the correct "safety group" (I-V) should touch high-voltage units.
While Alex was reviewing the downloaded PDF, he noticed a specific requirement for protective grounding that a contractor had overlooked. He showed the contractor the specific clause on his screen. The error was fixed before the power was switched on. A potential electrical fire was avoided entirely. ⚡ Key Safety Reminders from the Rules
(e.g., Group III for technicians)? Preferred file format (e.g., PDF, EPUB, or mobile app)?