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| | KFB spring-set brakes |
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| | | Type |
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| | | KFB 10 | KFB 16 | KFB 25 | KFB 30 | KFB 40 | KFB 63 | KFB 100 | KFB 160 |
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Braking torque | Nm | 100 | 160 | 250 | 300 | 400 | 630 | 1000 | 1600 | Permissible speed | rpm | 6000 | 6000 | 6000 | 6000 | 5500 | 4700 | 4000 | 3600 | Rated voltage 1) | V DC | 207 | 207 | 207 | 207 | 207 | 207 | 207 | 207 | Rated output | W | 100 | 118 | 160 | 154 | 188 | 206 | 316 | 340 | Rated current | A | 0.48 | 0.57 | 0.77 | 0.74 | 0.91 | 1 | 1.53 | 1.64 | Moment of inertia | kgm2 | 0.0017 | 0.0037 | 0.0048 | 0.0055 | 0.0068 | 0.017 | 0.036 | 0.05 | Weight, approx. | kg | 19 | 28 | 42 | 50 | 55 | 74 | 106 | 168 | Energy capability Q | kJ | 88 | 126 | 169 | 167 | 216 | 235 | 321 | 331 | Energy capability Q | kJ | 8 | 11.7 | 12.6 | 13.8 | 14.5 | 18.4 | 27.1 | 34.8 | Closing time t12) | ms | 55 | 75 | 80 | 85 | 90 | 120 | 135 | 195 | Release time t22) | ms | 128 | 173 | 239 | 245 | 251 | 342 | 375 | 498 |
1) Rated voltage according to DIN IEC 38 with tolerances of +6 % and -10 % according to DIN VDE 0580. 2) Switching time terms defined according to DIN VDE 0580, Closing time t1 = Connection time t1, Release time t2 = Disconnection time t2 Q | Energy capability per braking operation [kJ per switching operation] | n | Speed [rpm] | z | Braking operations per hour [1/h] | t1 | Closing time: Time from power OFF until 90 % of rated braking torque is reached | t2 | Release time: Time from power ON until 10 % of rated braking torque is reached | t | Measured at 20 °C |
The standard version of the brake is supplied for a coil voltage of 207 V DC. Voltages of 110 V DC and 180 V DC are also available at no extra cost (please state in plain text in the order). Other coil voltages on request.
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