![ABB Relion SAM600 Скачать руководство пользователя страница 33](http://html.mh-extra.com/html/abb/relion-sam600/relion-sam600_installation-manual_3045258033.webp)
1MRK002801-AC-14-670-1.2-PG V2 EN-US
Figure 11: Binary in/out module (IOM)
6.1.2
Connecting to protective earth
M11997-4 v11
Connect the protective earthing screw (pos 1 in figure
) on the rear of the IED to the closest
possible earthing point in the cubicle. Electrical codes and standards require that protective
earth cables are green/yellow conductors with a cross section area of at least 2.5 mm
2
(AWG14).
The cubicle must be properly connected to the station earthing system. Use a conductor with
a core cross section area of at least 4 mm
2
(AWG 12).
1MRK 514 030-UEN B
Section 6
Connecting
Switchgear control unit SAM600-IO
27
Installation manual
© Copyright 2017 ABB. All rights reserved