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RCD types and charging stations for electric vehicles

Type A, B and AC — and when is each used for EV charging?

2026-06-16·12 min reading

The choice of RCD type for a charging station is set out in law in DS/HD 60364-7-722 and depends on whether the charging box has approved DC residual current blocking. Type AC is prohibited — and it is not a matter of indifference whether you choose type A or type B.

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