Heavy duty switches are available in 30 to 1200 A, 600 VAC, 600 VDC maximum, fusible and non-fusible units and in NEMA Type 1 (indoor), type 3R (outdoor), type 4/4X (water and dust-tight, corrosion resistant) and Type 5/12 (drip and dust-tight) enclosures. When used with Class R or J fuses, 30 to 600 A switches have a UL Listed short circuit rating of 200000 RMS symmetrical amperes Switches rated 800 to 1200 A use Class L fuses and have a UL Listed short circuit rating of 100000 RMS symmetrical amperes . GE heavy duty safety switches are UL Listed as service entrance equipment when installed in accordance with the National Electrical Code.
GE Spec-Setter™ Safety Switch, Type THN Driptight Dusttight Non-Fusible Standard Heavy Duty, 600 VAC, 250 VDC, 30 A, 5 hp, 10 hp, 30 hp, 1/3 ph, 50/60 Hz Frequency, 3 Pole, 3 Wires, 200 kA Short Circuit, Donut Handle Actuator, Class J/R Insulation, NEMA 5/12 Enclosure, 3/4-Point Welded Bracket Mounting, Line/Load Lug Terminal, 9.4 in W x 5.4 in D x 13.3 in H Dimensions, Stainless Steel, Powder Coated