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The Square D DU321RB safety switch is a general duty, non-fusible disconnect switch designed for both residential and commercial applications. It has a rated current of thirty amps and operates at two hundred forty volts, making it suitable for various electrical loads including lighting, air conditioning, and appliances. The product is UL Listed and complies with NEMA 3R standards.
This safety switch is equipped with lugs that accept wire sizes from fourteen to six AWG for copper and twelve to six AWG for aluminum. The device includes a short circuit rating of one hundred kA and is designed for a three-phase application. Ideal for use as service equipment, it requires a factory-installed neutral assembly or field-installed grounding kit.
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