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