Legrand fire safety switch DX3 stop ARC. AS PER EN 62606, VDE 0665-10, EN 61009-1, VDE 0664-20. AFDD with FI/LS switch, 1-pole with switching neutral conductor, type A for alternating and pulsating DC fault currents, undelayed, rated fault current IDN 30 mA, shock current resistant up to 250 A. LS-protective switch part: B characteristic, rated current In 16 A, rated breaking capacity ICN 10 kA according to EN 61009-1, rated voltage Un 230 VAC, rated frequency 50 Hz, energy limitation class 3, fastening on top hat profile rail EN 60715 by latching quick fastenings, clear information on front of each device, clear switch position indicator red/green on the switch lever, with label window, neutral conductor connection on the right, can be rail fitted with Legrand fork bars. Auxiliary devices can be attached. Trigger display: Yellow=residual current or test button release, colorless= short-circuit or manual activation. The DX3 STOP ARC fire protection switch is a device combination of error arcs - protective device AFDD with ground fault circuit breakers and circuit breakers. The single-pole and two-pole connected AFDD with FI/LS switch offers a safe all-pole disconnection with the following error patterns: Fault current against earth, overload, short circuit, parallel and serial error arcs. With LED status indicator for recognizing the operating status, reporting display for the visual detection in case of failure arc triggering. The self-monitoring of the AFDD unit is carried out via an internal daily self-test. Causes for the formation of fault arcs are, for example, damaged conductor insulation by nails, screws or holes, pinched cables or wires, loose or faulty clamping points in sockets or screw connections.
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