Explosion-protection relevant information
18 - EN
VA Master FAM540
CI/FAM540-X1
4.2.4 Information about the housing ground
The FAM540 housing must be correctly grounded in order to ensure proper function and safe
operation. Use copper wires with a rating of at least AWG 10 for the ground connection between
the ground screw and the protective conductor.
Fig. 17
1
Potential equalization per EN 60079-0
Important
The operator must ensure that when connecting the protective conductor (PE) no potential
differences exist between protective conductor and potential equalization (PA), even in fault
condition.