D221NRB Square D Safety Switch

D221NRB Safety Switch 250V/Outdoor, 30A, 2 Pole General Duty Safety Switches General duty safety switches are designed for residential and commercial applications where economy is a prime consideration. Typical loads are lighting, air conditioning and appliances. They are suitable for use as service equipment when equipped with a factory-installed neutral assembly or a field-installed service grounding kit. General duty safety switches are UL Listed, File E2875, and meet or exceed the NEMA Standard KS1. 400 and 600 A general duty switches (NEMA 1 only) will accept Class J fuses and are UL Listed for use on systems with up to 100,000 RMS symmetrical amperes available fault current. 600 A requires Class J fuse kit—GDJK600. 400 A requires moving load base. Class T 400–800 A general duty safety switches, use 300 Vac Class T fuses and are UL Listed for use on systems with up to 100,000 RMS symmetrical amperes available fault current.