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NRG User Manual | © 2020 | CARLO GAVAZZI LTD.
V1.0 | NRG EtherCAT User Manual | © 2022 | CARLO GAVAZZI LTD.
EN
3.5
Grounding
Connecting the protective ground for the NRG Controller
The NRG controller is equipped with a metal contact clip at the back of the product to provide functional grounding
via the Din Rail. The Din Rail must be conductive and grounded. Shielded Cat 5e cables fitted with an outer metallic
shell should be used. The shell should be connected to the wire screen of the cable.
Figure 9 Metal din clip on NRG controller for functional grounding
Connecting the protective earth for the NRG solid state relays
The heatsink of the RGC..Ns has to be earthed via the connection provided using an M5 screw. Note that the M5
Protective Earth (PE) screw is not provided with the RG..N.
Figure 10 RG..N connection for Protective Earth
