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friction clutches - Arten Freios e Embreagens Industriais

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Table of Contents◗CALIPER BRAKES“Air Champ” ®SPC MODEL AIR ACTUATEDCALIPER BRAKESSPC Single Post Caliper, AirActuated Brake provides:◗ Air Actuation◗ Static Torque capability up to50,000 In. Lbs.◗ Brake actuator is moveable topermit a change in mechanicaladvantage which varies thetorque range◗ All models may be quickly andeasily converted from oneactuating system to another◗ Arced brake shoes with quickremovable pin mounting◗ Pedestal style base is easilymounted in a small area◗ Optional discs available from 16to 24 inch diameter◗ Disc Speeds up to 2800 rpmwith 16 inch disc◗ QD Bushing compatible, forshaft sizes up to 3.875 inchesThe Brake, Actuator and Disc mustbe ordered separately. QD Bushingand Air Hose are customerfurnished.Static Torque in Inch-Pounds172500004375037500312502500018750125006250SPC-20A0 10 20 30 40 50 60 70 80Air Pressure in PSI24” Disc22” Disc20” Disc18” Disc16” Disc14” DiscStatic Torque in Inch-PoundsStatic Torque in Inch-Pounds◗ SPC MODEL, SINGLE POST AIR ACTUATED CALIPER BRAKEOrdering Information:To achieve a complete brake assembly,you must order a Brake, the requirednumber of Actuators and desired Disc.Performance values are dependent uponActuator location, number of Actuatorsand Disc diameter. Determineperformance required from the charts.Brake # of Actuator ShippingProduct Actuators Product Wt.Model Number Required Number (Lbs)SPC-8A 837400 1 837500 77SPC-12A 837400 1 837500 77SPC-20A 837400 2 837500 83◗ TORQUE VS. AIR PRESSURE200001750015000125001000075005000250030000262502250018750150001125075003750SPC-8A0 10 20 30 40 50 60 70 80Air Pressure in PSISPC-12A0 10 20 30 40 50 60 70 80Air Pressure in PSI24” Disc22” Disc20” Disc18” Disc16” Disc14” DiscEWF◗ DISC & QD BUSHING OPTIONSDiscs must be ordered separately. QDBushings are customer furnished. Foradditional Disc details, see pages 174and 175. Bushings fit into the bore ofthe brake disc hub, changing the boreto the size needed.Caution: QD Bushings must be capableof carrying the torque produced by thecaliper brake and disc selected. Checkwith the QD Bushing manufacturer forbushing torque ratings.◗ AIR ACTUATED DIMENSIONSMXEBRAKE ACTUATORYPRODUCT PRODUCTNUMBER NUMBER A B ➀ C D E F G H J K L837400 837500 19.69 13.81 11.31 17.31 3.53 0.56 8.44 5.19 8.50 6.88 1.94M P R S T U V W X Y Z*(4).625-11x 2.50 .375 NPT 1.12 6.31 3.17 4.50 1.38 3.62 1.77 6.12 3.00*** disc center location **+ disc radiusX24” Disc22” Disc20” Disc18” Disc16” Disc14” DiscGHR➀With fully worn liningsTZVSUDAPCBL K J

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