Arc protection is used to detect arc situations in air-insulated metal-clad switchgear.
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Drill a Ø 10 mm (0.3937 in) hole in the wall of the supervised space.
Figure 1. Dimensions of the lens sensor - A
- 3.5 mm (0.1378 in)
- B
- 10.0 mm (0.3937 in)
- C
- Ø 9.5 mm (0.3740 in)
- D
- 19.0 mm (0.7480 in)
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Fit the lens sensor into the hole and fasten it with a self-tapping M3 screw.
Alternatively, the lens sensor can be fastened with a cable tie. To do this, secure the cable tie to a suitable point of attachment on the cubicle wall and wrap the cable tie tightly around the sensor.
Figure 2. Mounting the lens sensor - Make sure that the cable tie lies in the groove of the sensor to prevent it from blocking the light.