Torque Limiting Couplings DELTA Series DB with Sprocket Order example: DB 250 2 TF 08 B1, z = 24 Ø 20 H7 6 P9 Type Size Disc spring layer Sprocket Bore Keyway Type Torque Dimensions (mm) D DN D1 B s1 LR N m min. (Nm) max. (Nm) min. max. DB 120-1 0,5 5 3,7 10 30 – 21,05 8,5 2,5 31 M 4 DB 120-2 1 10 DB 180-1 2 10 5,7 22* 45 – 34,05 8,5 2,5 33 M 4 DB 180-2 4 20 DB 250-1 7 34 9,5 24* 64 45 41,33 16 4 48 M 5 DB 250-2 14 68 DB 350-1 20 90 13 30* 90 59 49,28 19 4 62 M 6 DB 350-2 40 180 DB 500-1 50 300 19 45* 127 75 73,10 21 4 76 M 8 DB 500-2 100 600 DB 700-1 115 690 24 65* 178 120 104,88 25 5 98 M 10 DB 700-2 230 1360 D S1 DN D1 B LRN D2 * Feather keyway according to DIN 6885-3 m Bore D2 www.jbj.co.uk/torque-limiting-couplings.html 14 #DriveLineHarmony
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