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ABB NE870 - Earth Connection

ABB NE870
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3BSE08315924
Section 3 Interface Modules
Figure 11. Removing 35 mm DIN-rail
Figure 12. Wall Mounting the Unit
Earth Connection
For correct function the ground connection on the unit needs to be properly
connected to a solid ground as shown in “Figure 13. Earth Connection”.
Cooling
This unit uses convection cooling. To avoid obstructing the airow around the unit,
use the following spacing rules. Minimum spacing 25 mm (1.0 inch) above /below
and 10 mm (0.4 inches) left /right the unit.

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