Servomotor type B26 with servo-fan.
High dynamic servomotors with forced air cooling. Mechanics with flange in square case of 200mm and 4 body lengths. Stall torque in service S1air force cooled from 122 to 445Nm.
Electrical specification
| Version for 400VAC power supply |
Symbol | U.mis. | B26S/F | B26M/F | B26L/F | B26G/F | ||||||||
| drive power supply voltage | 400VAC | |||||||||||||
| Stall torque at 100K Dt |
To | Nm | 122 | 232 | 338 | 442 | ||||||||
| Stall torque at 65K Dt |
To | Nm | 99 | 186 | 273 | 356 | ||||||||
| Rated speed | n | RPM | 1000 | 2000 | 3000 | 1000 | 2000 | 3000 | 1000 | 2000 | 3000 | 1000 | 2000 | 3000 |
| Power at rated speed at 100K Dt | Pn | KW |
12.8 | 24.4 | 35.1 | 23.8 | 46.2 | 62.8 | 34.2 | 64.3 | 86.3 | 44.2 | 82.1 | 108.3 |
| Torque at rated speed at 100K Dt | Tn |
Nm |
122 | 117 | 112 | 227 | 221 | 200 | 326 | 308 | 275 | 411 | 393 | 345 |
| Peak torque with S.i.R.10% | Tpk |
Nm |
333 | 638 | 931 | 1241 | ||||||||
| Accelertation referred to the peak torque |
apk | rad/s2 |
15149 | 17733 | 19007 | 19271 | ||||||||
| Acceleration referred to the peak torque (motor with brake) |
apkb | rad/s2 |
11000 | 14400 | 15000 | 16000 | ||||||||
| Poles | PN | 6 |
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| Winding resistance 20°C phase/phase | Rw |
Ohm |
1.06 | 0.28 | 0.12 | 0.36 | 0.07 | 0.04 | 0.20 | 0.05 | 0.02 | 0.012 | 0.03 | 0.01 |
| Inductance phase/phase 50Hz | Lw |
mH | 21.6 | 5.39 | 2.40 | 10.80 | 2.13 | 1.20 | 7.19 | 1.80 | 0.80 | 4.26 | 1.06 | 0.60 |
| EMF constant referred to 20°C | Ke | Vs | 3.08 | 1.54 | 1.03 | 3.08 | 1.37 | 1.03 | 3.08 | 1.54 | 1.03 | 2.74 | 1.37 | 1.03 |
| Torque constant | Kt | Nm/Arms | 5.07 | 2.53 | 1.69 | 5.07 | 2.25 | 1.69 | 5.07 | 2.59 | 1.69 | 4.50 | 2.25 | 1.69 |
| Rated voltage at 100°C | Vn | V |
394 | 378 | 372 | 380 | 329 | 361 | 374 | 363 | 355 | 330 | 320 | 351 |
| Stall current at 100K Dt | Io |
A | 24 | 47 | 72 | 46 | 105 | 137 | 67 | 133 | 200 | 98 | 196 | 263 |
| Rated speed current at 100K Dt | In |
A | 24 | 46 | 66 | 45 | 98 | 118 | 64 | 112 | 163 | 93 | 174 | 204 |
| Peak current | Ipk | A | 66 | 132 | 197 | 126 | 283 | 378 | 184 | 368 | 551 | 270 | 539 | 719 |
| Demagnetization current | Idm |
A | 134 | 268 | 403 | 268 | 604 | 805 | 403 | 805 | 1208 | 604 | 1208 | 1610 |
Mechanical data
| Motor type B26-F |
Symbol | U.mis. | B26S/F | B26M/F | B26L/F | B26G/F |
| Rotor inertia |
Jm | gm2 | 22 | 36 | 49 | 63 |
| Rotor inertia ( motor with brake ) |
Jmb | gm2 | 30.1 | 44.1 | 62 | 76 |
| Weight | M | Kg | 55 | 85 | 116 | 146 |
| Weight (motor with brake ) | Mb | Kg | 85 | 115 | 151 | 181 |
Thermal features
| Motor type B26-F |
Symbol | U.mis. | B26S/F | B26M/F | B26L/F | B26G/F |
| Operating temperature | °C | 0÷40 |
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| Insulation class | Winding class H - Motor class F | |||||
| Cooling system | Forced ventilation( IC416 ) | |||||
| Standard protection | IP54 | |||||
Brake specifications
| Motor type B26-F |
Symbol | U.mis. | B26S/F | B26M/F | B26L/F | B26G/F |
| Brake type | °C | 12 | 13 | |||
| Static brake 100°C * | Tb | Nm | 225 | 450 | ||
| Brake power at 20°C |
Pb | W | 70 | |||
| Coupling time | ms | 180 | ||||
| Release time | ms | 60 | ||||
| Voltage ±5% | VDC | 24 | ||||
| Backlash | Arcmin | 5 | ||||
| * torque obtained after running in | ||||||