Example 1, Positioning Optical Detector In A Switch Gear - ABB Arc Guard System TVOC-2 Installation And Maintenance Manual

Installation
Example 1, posi-
tioning Optical
detector in a
switch gear
28
The most common positioning of the detector involves the horizontal and
vertical bus bar system and the breaker cubicle. If possible, supervise each
cubicle. Avoid placing the detector so that it sees normal light from the
breaker. See the example below about where to positioning the detectors.
The sensor can detect arcs within a three meter (118 inch) distance.