SN EN 60519-1 : 2003

1 General
   1.1 Scope
   1.2 Object
2 Normative references
3 Terms and definitions
   3.1 General terms
   3.2 Electrical quantities and terms
4 Classification of electroheat equipment according to
   voltage bands
   4.1 Voltage classification
   4.2 Voltage bands
5 Classification of electroheat equipment according to
   frequency bands
   5.1 Direct current equipment
   5.2 Low-frequency equipment
   5.3 Mains-frequency equipment
   5.4 Medium-frequency equipment
   5.5 High-frequency equipment
   5.6 Microwave equipment
6 General requirements
   6.1 Electroheat equipment
   6.2 Electrical equipment of electroheat installations
   6.3 Static charges - Stray fields - Electric and/or
        magnetic fields
   6.4 Impact of electromagnetic effects
   6.5 Ionizing radiation
   6.6 Liquid cooling
7 Isolation and switching
   7.1 Switching-off of special circuits
   7.2 Switching at high voltage levels
8 Connection to the supply network and internal connections
   8.1 General requirements
   8.2 Fixed connection
   8.3 Removable connection and flexible conductors
9 Protection against electric shock
   9.1 General
   9.2 Direct contact - special measures
   9.3 Indirect contact - special measures
   9.4 Recommendations for the operating instructions
10 Protection against overcurrent
11 Equipotential bonding
   11.1 General
   11.2 Protective bonding circuits
   11.3 Bonding for operational purposes
   11.4 Prohibition of the use of earth as part of an active
        circuit
12 Control circuits and control functions
   12.1 Control circuits
   12.2 Earthing of control circuits
13 Protection against thermal influences
14 Risk of fire and danger of explosion
15 Marking, labelling and technical documentation
   15.1 Marking
   15.2 Labelling
   15.3 Technical documentation
16 Information on inspection and commissioning, and
   instructions for utilization and maintenance of electroheat
   installations
   16.1 General requirements
   16.2 Information on inspection and commissioning
   16.3 Instructions for utilization to be given in the
        technical documentation
   16.4 Instructions for maintenance work to be given in the
        technical documentation
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications
Bibliography

Applies to industrial electroheat installations, which may comprise electroheat equipment in the voltage range up to 3 600 V a.c. or 5 000 V d.c., and deals with the general safety requirements.