CEI EN 60519-8 : 2006

FOREWORD
1. Scope and object
2. Normative references
3. Terms and definitions
4. Classification of electroheat equipment according
    to voltage bands
5. Classification of electroheat equipment according to
    frequency bands
6. General requirements
7. Isolation and switching
8. Connection to the supply network and internal
    connections
9. Protection against electric shock
10. Protection against overcurrent
11. Equipotential bonding
12. Control circuits and control functions
13. Protection against thermal influences
14. Risk of fire and danger of explosion
15. Marking, labelling and technical documentation
16. Information on inspection and commissioning, and
    instructions for utilization and maintenance of
    electroheat installations
Annex A (normative) - Additional requirements for the
                      safety of non-electrical components of
                      furnace installations
Annex ZA (normative) - Normative references to
                       international publications with
                       their corresponding European
                       publications

Describes the electroheat installations for remelting and, in some cases, for refining processes of metals through direct resistance heating of a conductive slag.