Inertia dynamics ss_holding_brakes_specsheet
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Spring set or electromagnetic release brakes provide braking action via springs when de-energized. Dynacorp spring set brakes are high quality and ruggedly engineered for holding applications like medical equipment, robotics, packaging machinery, lifts, and motor braking. The document provides specifications, drawings, and ordering information for various spring set brake models with nominal torque ratings ranging from 35 to 1200 in-lbs.
Inertia dynamics ss_holding_brakes_specsheet
- 1. Spring Set Holding Brakes F-1 Description Spring set or electromagnetic release brakes provide braking action via springs when in the de-energized state. As the brake is energized, the load is released and allowed to rotate. Dynacorp® spring set brakes are of high quality and are ruggedly engineered for holding applications. Typical applications include medical equipment, robotics, packaging machinery, lifts, and motor braking. Use the torque ratings below for sizing/selection. Section Index Products Complete information is shown for each product; including specifi cations, drawings, dimensions, parts list, recommended controls and information for ordering Nominal Static Torque Model Size Mounting in. lbs. Page 303 3 inch Spline Drive 35 F-2 303HQ 3 inch High TorQ, Spline Drive 60 F-4 304 4 inch Spline Drive 225 F-6 305 5 inch Spline Drive 425 F-8 305HQ 5 inch High TorQ, Spline Drive 800 F-10 308 8 inch Spline Drive 1200 F-12 Sold & Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 2. F-2 Spring Set Holding Brake 2.06 Dia. "A" Bore "B" Keyway 3/8" None 1/2" .125 x .062 5/8" .188 x .093 3/4" .188 x .093 Technical Data Factory Assembled and Tested Spline Drive ‘B’ Keyway 3.50 Model Wt. Torque Voltage Current No. Lbs. in. lb. vdc amps 303 1.8 35 90 .157 Order Parts for Assembly No. FC303069 Static Coil * Rated Model No. Item Qty. Description 303 A 1 Rotor Hub Assembly 3/8 Plain Bore 303453-PB 1/2 Bore 303451-3 5/8 Bore 303451-5 3/4 Bore 303453-8 M 1 Spring Set Holding Brake 24 Volts 303070-3 90 Volts 303070-4 To order, specify: 1, Spring Set Holding Brake of required voltage 1, Rotor Hub Assembly of required bore size. For controls, see Section K. * Rated Current for 90v. Customer must maintain: 1. Concentricity between mounting fl ange and shaft within .006. 2. Perpendicularity between mounting surface and shaft within .006. Model 303 2.75 Sq. .62 .62 .193 Dia. on 3.125 B.C. ‘A’ Bore .23 1.50 Dia. Sold Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 3. F-3 Spring Set Holding Brake – Replacement Parts 4 Replacement Parts Model No. Item Qty. Description 303 B 1 Coil Assembly 24 Volts 303333-1 90 Volts 303334-1 1 1 Back Plate 303810 2 4 Stud 326606 3 1 Rotor (10 Teeth) 303811 4 1 Flapper 303812-1 5 4 Springs RY-20023 6 4 Nuts DY-10403 7 1 Accessory Kit 326147 8 4 Nuts RY-20139 A 1 2 3 M 5 6 B 8 7 Sold Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 4. F-4 Spring Set Holding Brake 1.44 A Bore B Keyway 1/2 None 5/8 .188 x .093 3/4 .188 x .093 Technical Data and Torque (In. Lbs) Static Coil * Rated Model Wt. Torque Voltage Current No. Lbs. in. lb. vdc amps 303HQ 2.12 60 90 .157 * Rated Current for 90v. Customer must maintain: 1. Concentricity between mounting fl ange and shaft within .006. 2. Perpendicularity between mounting surface and shaft within .006. Order Parts for Assembly No. FC303071 Model No. Item Qty. Description 303HQ A 1 Rotor Hub Assembly 1/2 Plain Bore 303466-DPB 5/8 Bore 303465-3 3/4 Bore 303465-4 M 1 Spring Set Holding Brake Double Disc 24 Volts 303072-3 90 Volts 303072-4 To order, specify: 1, Spring Set Holding Brake of required voltage 1, Rotor Hub Assembly of required bore size. For controls, see Section K. Factory Assembled and Tested Spline Drive Double Disc Model 303HQ .193 Dia. on 3.125 B.C. ‘A’ Bore ‘B’ Keyway 2.75 Sq. 3.50 Dia. 1.14 1.50 Dia. .23 2.40 Sold Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 5. F-5 Spring Set Holding Brake – Replacement Parts 3 Replacement Parts Model No. Item Qty. Description 303HQ B 1 Coil Assembly 24 Volts 303333-1 90 Volts 303334-1 1 1 Back Plate 303810 2 4 Studs 326669 3 2 Rotor (10 Teeth) 303811 4 1 Float Plate 303812-5 5 1 Flapper 303812-1 6 4 Springs RY-20023 7 4 Nuts DY-10403 8 1 Accessory Kit 326147 9 4 Nuts RY-20139 A 1 2 3 4 M 5 6 7 B 9 8 Sold Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 6. F-6 Spring Set Holding Brake Bore A B Keyway 1/2 None 5/8 .187 x .094 3/4 .187 x .094 7/8 .187 x .094 1 .250 x .125 5.62 Dia. Technical Data Factory Assembled and Tested Spline Drive ‘B’ Keyway 4.25 Sq. Model Wt. Torque Voltage Current No. Lbs. in. lb. vdc amps 304 6.12 225 90 .17 Order Parts for Assembly No. FC304069 Static Coil * Rated Model No. Item Qty. Description 304 A 1 Rotor Hub Assembly 1/2 Plain Bore 304466-PB 3/4 Bore 304465-9 7/8 Bore 304465-10 1 Bore 304465-11 M 1 Spring Set Holding Brake 12 Volts 304070-2 24 Volts 304070-3 90 Volts 304070-4 To order, specify: 1, Spring Set Holding Brake of required voltage 1, Rotor Hub Assembly of required bore size. For controls, see Section K. * Rated Current for 90v. Customer must maintain: 1. Concentricity between mounting fl ange and shaft within .006. 2. Perpendicularity between mounting surface and shaft within .006. Model 304 .257 Dia. on 5.000 B.C. ‘A’ Bore .86 1.23 .360 2.12 Dia 2.40 Sold Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 7. F-7 A 1 Spring Set Holding Brake – Replacement Parts 2 3 4 M 5 6 B 8 7 Replacement Parts Model No. Item Qty. Description 304 B 1 Field Magnet Assembly 12 Volts 304332-7 24 Volts 304333-7 90 Volts 304334-7 1 1 Back Plate 304810 2 4 Studs 326605 3 2 Rotor (20 Teeth) 304811 4 1 Flapper 304812-1 5 4 Springs RY-20153 6 4 Nuts DY-10830 Sold Serviced By: 7 1 Accessory Kit 326146-2 8 4 Nuts RY-20137 ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 8. F-8 Spring Set Holding Brake Bore A B Keyway 3/4 .187 x .094 7/8 .187 x .094 1 .250 x .125 1-1/8 .250 x .125 1-1/4 .250 x .125 6.50 Dia. Technical Data Factory Assembled and Tested Spline Drive ‘B’ Keyway 5.00 Sq. Model Wt. Torque Voltage Current No. Lbs. in. lb. vdc amps 305 9.75 425 90 .427 Order Parts for Assembly No. FC305069 Static Coil * Rated Model No. Item Qty. Description 305 A 1 Rotor Hub Assembly 3/4 Plain Bore 305454-PB 3/4 Bore 305453-11 7/8 Bore 305453-12 1 Bore 305453-13 1-1/8 Bore 305453-14 1-1/4 Bore 305453-15 M 1 Spring Set Holding Brake 24 Volts 305070-3 90 Volts 305070-4 36 Volts 305070-5 To order, specify: 1, Spring Set Holding Brake of required voltage 1, Rotor Hub Assembly of required bore size. For controls, see Section K. * Rated Current for 90v. Customer must maintain: 1. Concentricity between mounting fl ange and shaft within .006. 2. Perpendicularity between mounting surface and shaft within .006. Model 305 .391 Dia on 5.880 B.C. ‘A’ Bore 1.35 2.50 Dia. 1.06 .345 3.14 Sold Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 9. F-9 A 1 Spring Set Holding Brake – Replacement Parts 2 3 4 M 5 6 B 8 7 Replacement Parts Model No. Item Qty. Description 305 B 1 Field Magnet Assembly 24 Volts 305333-2 90 Volts 305334-2 36 Volts 305335-2 1 1 Back Plate 305810 2 4 Studs 326602 3 1 Rotor (24 Teeth) 305811 4 1 Flapper 305812 5 4 Springs 326795 6 4 Nuts DY-358 Sold Serviced By: 7 1 Accessory Kit 326146-1 8 4 Nuts RY-20135 ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 10. F-10 Spring Set Holding Brake 1.88 .345 Bore A B Keyway 3/4 None 1 .250 x .125 1-1/4 .250 x .125 1-1/2 .375 x .187 6.50 Dia. Technical Data 5.00 Sq. ‘B’ Keyway Static Coil * Rated Model Wt. Torque Voltage Current No. Lbs. in. lb. vdc amps 305HQ 11.5 800 90 .427 * Rated Current for 90v. Customer must maintain: 1. Concentricity between mounting fl ange and shaft within .006. 2. Perpendicularity between mounting surface and shaft within .006. Order Parts for Assembly No. FC305071 Model No. Item Qty. Description 305HQ A 1 Rotor Hub Assembly 3/4 Plain Bore 305466-DPB 1 Bore 305453-20 1-1/4 Bore 305453-22 1-1/2 Bore 305453-17 M 1 Spring Set Holding Brake Double Disc 24 Volts 305072-3 90 Volts 305072-4 To order, specify: 1, Spring Set Holding Brake of required voltage 1, Rotor Hub Assembly of required bore size. For recommended 90V control (D2400) see Section K. Factory Assembled and Tested Spline Drive Double Disc Model 305HQ .391 Dia. on 5.880 B.C. ‘A’ Bore 2.50 Dia. 1.52 3.77 Sold Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 11. F-11 A 1 2 Spring Set Holding Brake – Replacement Parts 3 3 4 M 5 6 7 B 9 8 Replacement Parts Model No. Item Qty. Description 305HQ B 1 Coil Assembly 24 Volts 305333-2 90 Volts 305334-2 1 1 Back Plate 305810 2 4 Studs 326631 3 2 Rotor (24 Teeth) 305811 4 1 Float Plate 305812-2 5 1 Flapper 305812 6 4 Springs 326795 7 4 Nuts DY-358 Sold Serviced By: 8 1 Accessory Kit 326146-1 9 4 Nuts RY-20135 ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 12. F-12 Technical Data 3.87 3.25 Static Coil * Rated Model Wt. Torque Voltage Current No. Lbs. in. lb. vdc amps 308 21 1200 90 .59 * Rated Current for 90v. Customer must maintain: 1. Concentricity between mounting fl ange and shaft within .010. 2. Perpendicularity between mounting surface and shaft within .010. Order Parts for Assembly No. FC308069 Model No. Item Qty. Description 308 1 1 Armature Hub 308680 M 1 Spring Set Holding Brake 24 Volts 308070-3 90 Volts 308070-4 E 1 Taper Bushing (1615) 326015-XX To order, specify: 1, Armature Hub 1, Spring Set Holding Brake of required voltage 1, Bushing plus bore size. For controls, see Section K. Factory Assembled and Tested Spline Drive Model 308 Bushing 1615 Bore ‘E’ Keyway Part No. 1/2 .500 .125 x .062 326015 - 1 9/16 .562 .125 x .062 326015 - 2 5/8 .625 .187 x .093 326015 - 3 11/16 .687 .187 x .093 326015 - 4 3/4 .750 .187 x .093 326015 - 5 13/16 .812 .187 x .093 326015 - 6 7/8 .875 .187 x .093 326015 - 7 15/16 .937 .250 x .125 326015 - 8 1 1.000 .250 x .125 326015 - 9 1-1/16 1.062 .250 x .125 326015 - 10 1-1/8 1.125 .250 x .125 326015 - 11 1-3/16 1.187 .250 x .125 326015 - 12 1-1/4 1.250 .250 x .125 326015 - 13 1-5/16 1.312 .312 x .156 326015 - 14 1-3/8 1.375 .312 x .156 326015 - 15 1-7/16 1.437 .375 x .187 326015 - 16 1-1/2 1.500 .375 x .187 326015 - 17 1-9/16 1.562 .375 x .187 326015 - 18 1-5/8 1.625 .375 x .187 326015 - 19 *1-3/8 1.375 .375 x .125 326015 - 20 *1-5/8 1.625 .375 x .125 326015 - 21 Spring Set Holding Brake 3/8 Dia., (4) Holes Equally Spaced on a 8.875 B.C. 9.748 9.742 ‘E’ Bore 4.50 Dia. 1.60 .57 Sold Serviced By: ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com
- 13. F-13 E 1 2 3 2 Spring Set Holding Brake – Replacement Parts 5 6 8 B 7 3 4 M Replacement Parts Model No. Item Qty. Description 308 B 1 Field Magnet Assembly 24 Volts 308333 90 Volts 308334 2 8 Nut DY-358 3 2 Flapper Plate 308812 4 1 Rotor (27 Teeth) 308811-1 5 8 Spring RY-20096 6 4 Stud 326682 Sold Serviced By: 7 4 Guide Stud 326681 8 1 Magnet Accessories 326146-1 ELECTROMATE Toll Free Phone (877) SERVO98 Toll Free Fax (877) SERV099 www.electromate.com sales@electromate.com