A device must be provided in the electrical installation which allows the ap- pliance to be disconnected from the mains at all poles with a contact open- ing width of at least 3 mm
Suitable isolation devices include line protecting
47
A device must be provided in the electrical installation which allows the ap- pliance to be disconnected from the mains at all poles with a contact open- ing width of at least 3 mm
Suitable isolation devices include line protecting
47