IEC 60519-1:2010 specifies the general safety requirements applicable to industrial electroheating installations. This fourth edition cancels and replaces the third edition published in 2003. It constitutes a technical revision. The main technical changes with respect to the previous edition are as follows:
- scope and object have been modified, voltage limits and classification removed;
- terms/definitions, normative references and bibliography have been updated and completed;
- Clause 4 on classification of equipment according to process frequency has been modified;
- Clause 5 (General requirements) has been redrafted and new provisions have been added (e.g. relating to single fault conditions and EMF issues), following the recommendations of IEC Guide 104;
- Clause 8 has been redrafted, the contents of subclauses 8.2 and 8.3 has been moved to a new normative Annex A and 8.4 has been deleted;
- a new Clause 12 (Protection against other hazards) has been added;
- clauses dealing with marking and documentation have been amended.
The French version of this standard has not been voted upon. The contents of the corrigendum of November 2012 have been included in this copy.