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Safety Switches

Safety Switches - 22344 Spec-Setter Safety Switches

Quick Selection Guide Enclosure Types (continued)Type 5 —Enclosures constructed for indoor use to provide a degree of protection topersonnel against incidental contact with the enclosed equipment; to provide a degree ofprotection against falling dirt; against settling airborne dust, lint, fibers, and flyings; and toprovide a degree of protection against dripping and light splashing of liquids Type 12 —Enclosures constructed (without knockouts) for indoor use to provide a degree ofprotection to personnel against incidental contact with the enclosed equipment; to provide adegree of protection against falling dirt; against circulating dust, lint, fibers, and flyings; andto provide a degree of protection against dripping and light splashing of liquids Application Note: For applications of disconnecting means in motor circuit applications,disconnect must be sized based on ampacity per NEC 430-110, but not less than 115% ofMotor Name-Plate current. Comparison of Specific Applications of Enclosures for Indoor Nonhazardous Locations

Type of Enclosure Provides a Degree of Protection Against the Following Environmental Conditions1*44X512 Incidental contact with the enclosed equipmentXXXXX Falling dirtXXXXX Falling liquids and light splashing–XXXX Circulating dust, lint, fibers, and flyings**–XX–X Settling airborne dust, lint, fibers, and flyings**–XXXX Hosedown and splashing water–XX–– Oil and coolant seepage––––X SAFETY SWITCHES Corrosive agents––X–– *These enclosures may be ventilated.** These fibers and flyings are nonhazardous materials and are not considered Class III type ignitablefibers or combustible flyings. For Class III type ignitable fibers or combustible flyings see theNational Electrical Code, Article 500.

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Applications of Enclosures for Outdoor Nonhazardous Locations

Type of Enclosure Provides a Degree of Protection Against the Following Environmental Conditions3R*44X Incidental contact with the enclosed equipmentXXX Rain, snow, and sleet**XXX Windblown dust, lint, fibers, and flyings–XX Hosedown–XX Corrosive agents––X * These enclosures may be ventilated.** External operating mechanisms are not required to be operable when the enclosure is ice covered.

T N361 3 J DCH

Publication FusingN= Other Features Duty Level H= DC= Max DC Voltage–600V CL= Copper Lug Heavy Duty G= General Duty C= Double Throw Enclosure Type D= Fusible Double Throw Blank= NEMA 1 B= Bottom Feed (240V, TH, Type 1, 200-600A) R= NEMA 3R SS= NEMA 4/5 Stainless Steel Type 304 SS317= NEMA 4/4X Stainless Steel Type 317 J= NEMA 12 M= Mill Duty NEMA 12 W= Viewing Window Option F= Vertically Hinged Door, NEMA 3R Ampere Rating 1= 30A2= 60A 3= 100A 4= 200A 5= 400A 6= 600A No Fuse Blank= Fused Number of Wires 2, 3, 4, 6 Number of Poles Maximum AC Voltage 2, 3, 6 2= 240V, 6= 600V

Publications and Reference: See Section 21 for a list of additional product-related publications

Rev. 12/04

www.geelectrical.comBuyLog Catalog 2-3

Prices and data subject to change without notice