Mounting Lens Sensors For An Arc Protection System - ABB RELION REX640 Installation Manual
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Also See for RELION REX640:
- Technical manual (1960 pages) ,
- Operation manual (164 pages) ,
- Engineering manual (156 pages)
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Mounting
4.3.5
Mounting lens sensors for an arc protection system
Arc protection is used to detect arc situations in air-insulated metal-clad
switchgear.
1.
56
Drill a Ø 10 mm (0.3937 in) hole in the wall of the supervised space.
B
A
A
3.5 mm (0.1378 in)
B
10 mm (0.3937 in)
Figure 46: Dimensions of the lens sensor
C
D
C
Ø 9.5 mm (0.3740 in)
D
19 mm (0.7480 in)
1MRS759115 E
REX640
Installation Manual
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