Installation regulations for luminaires in domestic bathrooms to VDE 0100, Part 701

As far as protection against water is concerned, the luminaires must comply with the types of protection indicated above. Shock-hazard protection and protection against solid foreign bodies are at least IP2x.

Zone 0

Luminaires with IP X7 (e.g. IP 67) and rated voltage up to 12 V. The luminaires must be suitable for wet and perfused rooms.

Zone 1

Luminaires with IP X4, (e.g. IP 44) and rated voltage up to 25 V. IP X5 (e.g. IP 45) is required in showers with high water pressure (e.g. ones with massage shower heads).

Zone 2

Luminaires with IP X4 (e.g. IP 44). The luminaires must be splash-proof.