What Is PME fault protection?
PME fault protection is a term used in EV charging to describe a component, process, or requirement within charging infrastructure and operations.
Why It Matters
It reduces electrical and fire risk and supports safe operation of EV charging equipment.
How It Works
It is implemented through a combination of electrical design, charger configuration, and operational controls depending on the site and equipment.
Where It Is Used
• Public charging sites
• Commercial parking
• Workplace or fleet depots
Key Advantages
• Reduces electrical hazards
• Improves compliance readiness
• Protects equipment and users
Related Terms
Residual current device (RCD)
Arc fault detection (AFDD)
Grounding
Emergency stop
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