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friction clutches - Arten Freios e Embreagens Industriais

friction clutches - Arten Freios e Embreagens Industriais

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Table of Contents◗OVERLOAD PROTECTION DEVICES“Air Champ” ®METRIC TL-A & TL-AE SERIESTORQUE LIMITERS, SET SCREWMOUNTEDMetric TL-A & TL-AE SeriesTorque Limiters provide:◗ 12 Models to choose from◗ Torque up to 1350 Nm◗ Operating Speed up to 2000 rpm◗ Standard bore sizes ranging from15 to 75 millimeters◗ Minimum bore sizes rangingfrom 20 to 45 millimeters–youassemble and machine◗ Limit Switch Assembly with 0,91meters long cord and hardwareincluded on all models◗ TL-AE METRIC SERIES TORQUE LIMITERS, SET SCREW MOUNTTorqueProduct Speeds Up Up to Bore Shipping Wt.Model Number to RPM (Nm) (mm) Wt (kg)TL20-AE 802904 1800 100 20 3,2TL30-AE 802914 1650 260 25 4,5TL40-AE 802924 1350 500 35 7,1TL50-AE 802934 1200 750 40 9TL60-AE 802944 1050 1300 45 13,5Minimum Shaft insertion halfway through Hub. Keys are customer furnished.Operating Speed: Disengaging speeds are limited to the maximum allowable feet per minute rating of therotary seal between the drive flange and drive ring. Torque Limiters are engaged when stationary.NOTE: For higher speeds-consult Nexen.◗ MINIMUM BORED TL-A ARE NOT TOTALLY ENCLOSEDMinimum bore Models are supplied unassembled with machinable hubs.TorqueProduct Speeds Up Up to Bore Key Size Shipping Wt.Model Number to RPM (Nm) (mm) (WD X DP) Wt (kg)TL10-A 951302 2000 21 15 5 X 2,3 3,2TL15-A 951312 2000 41 15 5 X 2,3 3,2TL20-A 951203 1800 100 12,7 3,2TL30-A 951213 1650 260 15,9 4,5TL40-A 951223 1350 500 19,1 7,1TL50-A 951233 1200 750 25,4 9TL60-A 951243 1050 1300 31,8 13,5Minimum Shaft insertion halfway through Hub. Keys are customer furnished.Operating Speed: Disengaging speeds are limited to the maximum allowable feet per minute rating of therotary seal between the drive flange and drive ring. Torque Limiters are engaged when stationary.NOTE: For higher speeds-consult Nexen.◗ ATTACHMENT OPTIONSPulleys, Sprockets, GearsThese can be attached to the clutch for offset shaft applications. Tapped holes areprovided for ease of mounting. Nexen does not furnish these items. For minimumsprocket requirements, see page 369.◗ TORQUE VS. AIR PRESSURE6050High Torque120100High TorqueTL20-A13501125High TorqueTL60-ATorque in Nm40302010TL15-ATL10-ATorque in Nm80604020Torque in Nm900675450225TL50-ATL40-ATL30-A0 1 2 3 4 5 6Air Pressure in BAR0 1 2 3 4 5 6Air Pressure in BARTorque (In. Lbs.) = Nm x 8.849PSI = Bar ÷ .06890 1 2 3 4 5 6Air Pressure in BAR120

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