Compensating Coupling – Model CTA-BB-A
Material: Aluminum
- one-piece compact design
- slotted structure
- suitable for frequent load changes
- high torsional stiffness and runout accuracy
- fast assembly
- suitable for shaft diameters 3-55 mm
| properties | unit | unit symbol | 18 | 20 | 22 | 25 | 30 | 40 | 50 | 60 | 70 | 80 | 100 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| rated trorque | (Nm) | TKN | 2 | 3 | 2 | 6 | 8 | 18 | 30 | 65 | 120 | 170 | 300 |
| overall length | (mm) | A±2 | 17 | 28 | 20 | 28 | 40 | 48 | 65 | 80 | 95 | 100 | 118 |
| diameter | (mm) | B | 18 | 20 | 22 | 25 | 30 | 40 | 50 | 60 | 70 | 80 | 100 |
| clamping fit length | (mm) | C | 5 | 8 | 5,5 | 8 | 11 | 11 | 19 | 25 | 25 | 25 | 30 |
| inner diameter from Ø to Ø H7 | (mm) | D1 | 3-6 | 4-8 | 3-10 | 6-12 | 6-14 | 8-19 | 12-26 | 14-28 | 20-35 | 25-42 | 30-55 |
| inner diameter from Ø to Ø H7 | (mm) | D2 | 3-6 | 4-8 | 3-10 | 6-12 | 6-14 | 8-19 | 12-26 | 14-28 | 20-35 | 25-42 | 30-55 |
| D1 pre-drilled | (mm) | D1 | 2,5 | 2,5 | 2,5 | 3,5 | 5,5 | 5,5 | 8,5 | 9,5 | 14,5 | 22 | 27,5 |
| D2 pre-drilled | (mm) | D2 | 2,5 | 2,5 | 2,5 | 3,5 | 5,5 | 5,5 | 8,5 | 9,5 | 14,5 | 22 | 27,5 |
| distance | (mm) | E | 2,5 | 4 | 2,75 | 4 | 5,5 | 5,5 | 9,5 | 12,5 | 12,5 | 12,5 | 15 |
| distance | (mm) | F | 5,5 | 6,5 | 7,2 | 9 | 10,5 | 14 | 18,5 | 21 | 25 | 29 | 37 |
| fastening threads | G | M2,5 | M2,5 | M2,5 | M3 | M4 | M5 | M6 | M8 | M8 | M8 | M10 | |
| tightening torque | (Nm) | G | 1,57 | 1,57 | 1,57 | 1,88 | 4,3 | 8,45 | 14,5 | 35 | 35 | 35 | 70 |
| approximate weight | (g) | 8 | 20 | 15 | 30 | 50 | 100 | 300 | 400 | 700 | 900 | 1500 | |
| torsional stiffness | 10³ Nm/Rad | 0,2 | 0,8 | 0,2 | 3,4 | 4,6 | 11 | 24 | 54 | 88 | 93 | 190 | |
| moment of inertia | 10-6 kgm2 | 0,3 | 1,5 | 0,4 | 4,3 | 11 | 35 | 114 | 285 | 480 | 695 | 1060 | |
| misalignment angular | 1 | 2 | 1 | 2 | 1,7 | 1,7 | 1,4 | 1,4 | 1,1 | 1,1 | 1,1 | ||
| misalignment lateral | mm | 0,3 | 0,2 | 0,3 | 0,2 | 0,2 | 0,3 | 0,3 | 0,3 | 0,3 | 0,3 | 0,3 | |
| misalignment axial | mm | 0,4 | 0,2 | 0,4 | 0,2 | 0,2 | 0,2 | 0,2 | 0,3 | 0,3 | 0,3 | 0,3 | |
| max. rotational speed | (min -1 ) | 11500 | 11500 | 11500 | 10000 | 8000 | 7500 | 7000 | 6000 | 5000 | 4000 | 3500 | |
| CT-AA-22-01 |
From size 40 also available with keyway upon request
Upper drawing: Ø18 – 60
Lower drawing: Ø70 – 100
