Grounding DIN Rail Terminals and Cabinets

Overview

This section shows how to ground DIN rail terminals and cabinets.

Illustration

The following illustration shows how to ground DIN rail terminals and cabinets:

DIN rail for connecting the Momentum device and its accessories

reference conductor system or rail (solid copper or connected terminals)

grounding bar in the cabinet

next cabinet

grounding screw (PE/FE) in cabinet

FE

functional earth

PE

protective earth

XY

protective earth choke

conductor cross section depends on the load of the system