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