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Schaltbau

DC contactors for bidirectional charging

Among the industries that Schaltbau’s C303 DC contactors are suitable for are, for example, stationary electric vehicle charging infrastructures and EVs without IATF, DC microgrids, intralogistics and more. With low contact resistance, power loss is minimised and system efficiency optimised.

See also: EV charger for AC bidirectional charging

The C303 contactors, designed for high inrush currents or capacities, have an inrush current of 2,000 amperes. They can withstand continuous loads of up to 350 amperes and short-circuit currents of up to 4,000 amperes for 20 milliseconds, while remaining fully functional without contact welding.

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The bidirectionality ensures seamless shutdown of circuits with high power up to 1,200 amps at 850 volts – regardless of the direction of the current. The coil drive ensures fast switch-on times, thus improving system efficiency. (mfo)