Koffler Electrical Mechanical Apparatus Repair, Inc
527 Whitney St
San Leandro, CA 94577 USA
Phone: 510-567-0630
Fax: 510-567-0636
Email: info@koffler.com
Website: http://www.koffler.com
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Item # 116605, Leeson Single Phase C Face with Base Explosion-Proof Motors
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1/3 HP, 3450 RPM, NEMA Frame 56C, 115/208/230 V- Single Phase
- C Face with Base
- Division I, Division II, Class I, Groups C & D-Class II, Groups F & G w/Conduit Box
Explosion-proof for hazardous locations
Underwriters Laboratories and Canadian Standards Association Listed
General Specifications:
These explosion-proof motors are designed and approved for application in hazardous environments having certain explosive gases or materials present.
Application Notes:
These motors must be applied in accordance with the National Electrical Code, Article #500. A partial listing of explosive agents is noted below. Consult NFPA Publication 497M for a complete listing. Please note subheads above each column for qualifications of LEESON motors.
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Rugged mechanical construction meeting all requirements for safety. UL and CSA listed. Double shielded, pre-lubricated ball bearings are standard. All motors have inherent automatic overload protection. NEMA 1.0 Service Factor except as noted. Explosion-proof conduit box included at no extra cost.
Capacitors on single phase designs are mounted inside the motor frame.
Division I areas are environments where a hazard is present continuously or would be subject to fire or explosion if the hazard was present as a result of an accident or uncommon occurrence.
Division II areas are environments where the threat of fire or explosion is not normally present and not likely to result in the event of an abnormal occurrence.
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No LEESON motors are listed for Class I, Group A or B.
Class I
Group A: Acetylene
Group B: Butadiene, ethylene oxide, hydrogen, propylene oxide, manufactured gases containing more than 30% hydrogen by volume.
Group C: Acetaldehyde, cyclopropane, diethyl ether, ethylene.
Group D: Acetone, acrylonitrile, ammonia, benzene, butane, ethanol, ethylene dichloride, gasoline, hexane, isoprene, methane (natural gas), methanol, naphtha, propane, propylene, styrene, toluene, vinyl acetate, vinyl chloride, xylene.
Class II
Group E: Aluminum, magnesium and other metal dusts with similar characteristics.
Group F: Carbon black, coke or coal dust.
Group G: Flour, starch or grain dust.
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