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Power ratingsSize | Rated torque | Maximum torque | Overload torque | Fatigue torque | Maximum speed | Maximum permitted shaft misalignment | Torsional stiffness |
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DA | TKN | TKmax | TKOL | TKW | nKmax | ±О”Ka | ±О”Kw | ±О”Kr | CTdyn | | | | | | | | | | NHN NZN NWN | NEN/BEN BEB/NUN BUN/BUB | NON BON | NEN BEN/BEB | NUN BUN/BUB | NON BON | NHN | NZN | NWN | | | Nm | Nm | Nm | Nm | rpm | mm | | mm | mm | mm | MNm/rad | MNm/rad | MNm/rad | MNm/rad | MNm/rad | MNm/rad | 78-6 | 170 | 320 | 510 | 85 | 13400 | 1.10 | 0.7° | 12.1 | 0.57 | 0.53 | 0.05 | 0.04 | 0.05 | 0.012 | 0.032 | 0.05 | 105-6 | 270 | 510 | 810 | 135 | 10000 | 1.80 | 12.1 | 0.88 | 0.53 | 0.09 | 0.09 | 0.09 | 0.024 | 0.070 | 0.09 | 125-6 | 490 | 930 | 1470 | 245 | 8400 | 2.02 | 12.1 | 1.04 | 0.68 | 0.17 | 0.17 | 0.18 | 0.043 | 0.141 | 0.19 | 140-6 | 700 | 1330 | 2100 | 350 | 7500 | 2.40 | 12.1 | 1.28 | 0.72 | 0.22 | 0.22 | 0.24 | 0.066 | 0.203 | 0.25 | 165-6 | 1250 | 2370 | 3750 | 625 | 6350 | 2.74 | 12.0 | 1.49 | 0.84 | 0.33 | 0.34 | 0.36 | 0.114 | 0.317 | 0.39 | 175-6 | 2000 | 3800 | 6000 | 1000 | 6000 | 2.86 | 12.0 | 1.55 | 0.98 | 0.48 | 0.50 | 0.52 | 0.196 | 0.443 | 0.57 | 195-6 | 3000 | 5700 | 9000 | 1500 | 5350 | 3.06 | 12.0 | 1.55 | 0.98 | 0.67 | 0.69 | 0.73 | 0.302 | 0.614 | 0.79 | 210-6 | 4400 | 8300 | 13200 | 2200 | 5000 | 3.14 | 12.0 | 1.77 | 1.10 | 0.77 | 0.78 | 0.82 | 0.352 | 0.669 | 0.88 | 240-6 | 5700 | 10800 | 17100 | 2850 | 4350 | 3.70 | 12.0 | 1.93 | 1.20 | 1.24 | 1.26 | 1.32 | 0.568 | 1.04 | 1.40 | 255-6 | 7600 | 14400 | 22800 | 3800 | 4100 | 3.84 | 11.9 | 2.09 | 1.50 | 1.39 | 1.42 | 1.46 | 0.697 | 1.22 | 1.57 | 280-6 | 10000 | 19000 | 30000 | 4600 | 3750 | 4.18 | 11.9 | 2.53 | 1.53 | 1.55 | 1.57 | 1.65 | 0.881 | 1.42 | 1.73 | 305-6 | 12000 | 21000 | 36000 | 5000 | 3400 | 4.46 | 11.9 | 2.72 | 1.80 | 2.83 | 2.87 | 3.05 | 1.51 | 2.71 | 3.32 | 335-6 | 18000 | 32000 | 54000 | 7500 | 3100 | 4.84 | 11.9 | 2.88 | 1.89 | 3.85 | 3.92 | 4.14 | 2.11 | 3.62 | 4.49 | 372-6 | 24000 | 43000 | 72000 | 10000 | 2800 | 4.98 | 11.8 | 3.03 | 2.16 | 5.72 | 5.84 | 6.12 | 3.14 | – | 6.75 | 407-6 | 34000 | 61000 | 102000 | 14000 | 2550 | 5.50 | 11.8 | 3.31 | 2.26 | 7.25 | 7.42 | 7.79 | 5.06 | – | 8.51 | 442-6 | 43000 | 77000 | 129000 | 18000 | 2350 | 6.02 | 11.8 | 3.59 | 2.48 | 10.0 | 10.2 | 10.8 | 7.42 | – | 11.9 | 487-6 | 55000 | 99000 | 165000 | 23000 | 2150 | 6.80 | 11.7 | 4.09 | 2.64 | 11.7 | 11.9 | 12.7 | 9.25 | – | 13.6 | 522-6 | 69000 | 124000 | 207000 | 29000 | 2000 | 7.34 | 11.7 | 4.35 | 2.86 | 14.0 | 14.3 | 15.1 | 11.4 | – | 16.2 | 572-6 | 92000 | 166000 | 276000 | 38000 | 1800 | 7.86 | 11.6 | 4.87 | 3.02 | 17.9 | 18.3 | 19.4 | 15.2 | – | 20.7 | 602-6 | 106000 | 191000 | 318000 | 44000 | 1700 | 8.24 | 11.6 | 5.13 | 3.24 | 21.1 | 21.7 | 22.9 | 18.2 | – | 24.5 |
The permitted shaft misalignments О”Ka, О”Kr and О”Kw are maximum values and must not occur at the same time (see following table). The permitted shaft misalignment О”Kr for types NHN, NZN and NWN applies to a coupling with shaft distance S = 1000 mm. For other shaft distances the permitted radial misalignment can be determined with the following formula: О”Kr = (S – S1) · tan (О”Kw). The shaft distance S is shown on the table for the type. TKmax permitted only five times per hour. The values for torsional stiffness apply to the complete coupling. In the case of types NHN and NZN to a coupling with shaft distance S = 1000 mm. In the case of type NWN, the torsional stiffness applies to a coupling without intermediate or torsion shaft. The torsional stiffness of the plate packs applies to the rated coupling torque TKN. To determine the torsional stiffness for a specific operating point, e.g. for calculating torsional vibration, the manufacturer must be consulted. Permitted shaft misalignmentsSize | Permitted angular misalignment ±О”Kw |
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| | 0.0° | 0.1° | 0.2° | 0.3° | 0.4° | 0.5° | 0.6° | 0.7° | DA | Permitted axial misalignment ±О”Ka in mm | 78-6 | 1.10 | 0.94 | 0.79 | 0.63 | 0.47 | 0.31 | 0.16 | 0.00 | 105-6 | 1.80 | 1.54 | 1.29 | 1.03 | 0.77 | 0.51 | 0.26 | 0.00 | 125-6 | 2.02 | 1.73 | 1.44 | 1.15 | 0.87 | 0.58 | 0.29 | 0.00 | 140-6 | 2.40 | 2.06 | 1.71 | 1.37 | 1.03 | 0.69 | 0.34 | 0.00 | 165-6 | 2.74 | 2.35 | 1.96 | 1.57 | 1.17 | 0.78 | 0.39 | 0.00 | 175-6 | 2.86 | 2.45 | 2.04 | 1.63 | 1.23 | 0.82 | 0.41 | 0.00 | 195-6 | 3.06 | 2.62 | 2.19 | 1.75 | 1.31 | 0.87 | 0.44 | 0.00 | 210-6 | 3.14 | 2.69 | 2.24 | 1.79 | 1.35 | 0.90 | 0.45 | 0.00 | 240-6 | 3.70 | 3.17 | 2.64 | 2.11 | 1.59 | 1.06 | 0.53 | 0.00 | 255-6 | 3.84 | 3.29 | 2.74 | 2.19 | 1.65 | 1.10 | 0.55 | 0.00 | 280-6 | 4.18 | 3.58 | 2.99 | 2.39 | 1.79 | 1.19 | 0.60 | 0.00 | 305-6 | 4.46 | 3.82 | 3.19 | 2.55 | 1.91 | 1.27 | 0.64 | 0.00 | 335-6 | 4.84 | 4.15 | 3.46 | 2.77 | 2.07 | 1.38 | 0.69 | 0.00 | 372-6 | 4.98 | 4.27 | 3.56 | 2.85 | 2.13 | 1.42 | 0.71 | 0.00 | 407-6 | 5.50 | 4.71 | 3.93 | 3.14 | 2.36 | 1.57 | 0.79 | 0.00 | 442-6 | 6.02 | 5.16 | 4.30 | 3.44 | 2.58 | 1.72 | 0.86 | 0.00 | 487-6 | 6.80 | 5.83 | 4.86 | 3.89 | 2.91 | 1.94 | 0.97 | 0.00 | 522-6 | 7.34 | 6.29 | 5.24 | 4.19 | 3.15 | 2.10 | 1.05 | 0.00 | 572-6 | 7.86 | 6.74 | 5.61 | 4.49 | 3.37 | 2.25 | 1.12 | 0.00 | 602-6 | 8.24 | 7.06 | 5.89 | 4.71 | 3.53 | 2.35 | 1.18 | 0.00 |
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