Rule 5: Homogeneous reference potential
● Create a homogeneous reference potential and ground all electrical equipment.
● Use sufficiently dimensioned equipotential bonding conductors if potential differences exist
or are expected between your system components. Equipotential bonding is absolutely
mandatory for applications in hazardous areas.
Installing
3.3 EMC-compliant installation
Technology module TM SIWAREX WP351 HF
Operating Instructions, 01/2020, A5E47521010-AA 21