Technical SpecificationsItem no. 10302204, Revision 0016 ( 40 )6.2 Motor dataThe power values (S1, S6, S2)are valid for sinusoidal cur-rents and voltages.The power values of the HFspindle are dependent on thefrequency converter used andmay vary from the indicatedvalues.Spindle characteristic curve KL 2501Motor technology AC MotorMotor type ACM 37/24/45-2ERated power 0,75 kWRated rotation speed 60.000 rpmCooling Spindle holder cooled(liquid-cooled spindle holder)Heat dissipation via the mountMotor protection PTC 130°CWinding resistance (phase-phase) 4,358 ΩPower dissipation 228 W – max. (S1)Measured values: S1-100%Rated rotation speed 6 000 10 000 20 000 30 000 45 000 50 000 60 000 rpmSpeed 4 000 7 526 17 546 27 695 42 660 47 728 57 091 rpmFrequency 100 167 333 500 750 833 1 000 HzRated power 0,077 0,165 0,371 0,544 0,689 0,734 0,75 kWTorque 0,183 0,21 0,202 0,188 0,154 0,147 0,125 NmVoltage 45 63 105 147 195 215 215 VCurrent 4,2 4,3 4,3 4,1 3,5 3,4 3,3 Acos φ 0,87 0,85 0,79 0,76 0,79 0,78 0,82Measured values: S6-60%Rated rotation speed 6 000 10 000 20 000 30 000 45 000 50 000 60 000 rpmSpeed 3 600 6 908 17 281 27 203 42 526 47 144 56 467 rpmFrequency 100 167 333 500 750 833 1 000 HzRated power 0,073 0,175 0,419 0,633 0,862 0,878 0,869 kWTorque 0,195 0,242 0,231 0,222 0,194 0,178 0,147 NmVoltage 45 66 110 151 214 215 215 VCurrent 4,2 4,8 4,9 4,7 4,3 4,0 3,8 Acos φ 0,89 0,87 0,79 0,78 0,74 0,81 0,83