Deltran Clutches & Brakes Catalog 2009 - Thomson - #51

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www.thomsonlinear.com 49 CLUTCHES Clutches & Brakes SAC-2, SAC-4, SAC-5 Clutches Specifications PERFORMANCE SAC-2 SAC-4 SAC-5 Static torque 25 lb-in (2.825 Nm) 120 lb-in (13.56 Nm) 250 lb-in (28.25 Nm) Shaft bores (standard) 0.250 (6.35 mm) 0.375 (9.525 mm) 0.500 (12.70 mm) RPM (maximum) 1,800 RPM 1,200 RPM 750 RPM Inertia, rotating parts 0.0207 lb-in2 0.0636 lb-in2 0.1950 lb-in2 Maximum radial bearing load at maximum speed 7.5 lbs 14 lbs 32 lbs Response time, voltage on at full speed 20 MS 24 MS 27 MS Weight 1 lb. 2 lbs. 3 lbs. See page 84 for Minimum Inertia Requirements. See pages 91 & 92 for Mounting Requirements. SAC-4 and 5 ELECTRICAL DATA Voltage Current (amps) Resistance (ohms) Status 115 AC 60 Hz 0.103* 280 Standard 24 DC 0.325 74 Standard 12 DC 0.732 16.4 Modification 90 DC 0.096 936 Modification (Coils are rated for continuous duty) *115 AC - In rush current .232 amps / Holding current .098 amps Bore & Keyway Data Model Bore A M Mtg. Holes N SAC-2 0.2505-0.2525 (6.362-6.414) 0.061-0.065 (1.55-1.65) 3x 6-32 UNC-2B on .938 BC SAC-4 0.376-0.378 (9.55-9.61) 0.124-0.129 (3.14-3.28) 3x 6-32 UNC-2B on .938 BC SAC-5 0.5005-0.5025 (12.712-12.764) 0.124-0.129 (3.14-3.28) 3x 10-32 UNC-2B on 1.250 BC Metric Bores SAC-2 0.2362-0.2374 (6.0 H9) 2x 1.49-1.58 (2x 0.059-0.062) 3x M4 x 0.7 on 23.83 BC SAC-4 0.3937-0.3951 (10.0 H9) 2x 2.97-3.08 (2x 0.117-0.121) 3x M4 x 0.7 on 23.83 BC SAC-5 0.4724-0.4741 (12.0 H9) 2x 2.97-3.08 (2x 0.117-0.121) 3x M5 x 0.8 on 31.75 BC *For assembly and disassembly see page 96 SAC-2 ELECTRICAL DATA Voltage Current (amps) Resistance (ohms) Status 120 AC 60 Hz 0.104* 825 Standard 24 DC 0.230 104 Standard 12 DC 0.460 26 Modification 90 DC 0.059 1510 Modification (Coils are rated for continuous duty) *120 AC - In rush current .10 amps / Holding current .04 amps THE GENUINE WRAP SPRING™