ABB Relion 620 Series - Mounting Lens Sensors for an Arc Protection System

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GUID-47DBDCE4-61A0-4E40-9EF8-C271961661AB V1 EN
Figure 23: IED and the test switch RTXP 24
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Test switch RTXP 24
4.3.8 Mounting lens sensors for an arc protection system
Arc protection is used to detect arc situations in air insulated metal-clad switchgear.
The arc protection system determines where in the switchgear cubicle the optional
lens sensors are installed.
1. Drill a hole (Ø 10 mm) in the wall of the supervised space.
Section 4 1MRS757641 E
Mounting
32 620 series
Installation Manual