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BDB 250 - Characteristics

No of stages 1 - stage2 - stages
3 - stages
Ratio (1) 4
5,5
16
22
28
31
40
60
66
88
91110154220
 
Input1 - stage2 - stages3 - stages
Rated/Max. speed min-1 2000/3000 (higher speed - consult)
Rated torque
Nm
406233 100735751523532242319149
Accel. torque Nm (2) 521303 1339776698255503736302115
 
Output1 - stage2 - stages 3 - stages
Rated
speed
min-1 500363 125907164503330222118129
Rated
torque
Nm 15501230 15001900
Accel.
torque
Nm (2) 20001600 20003000
 
General data1 - stage2 - stages 3 - stages
Inertiakgm2 ×10-5 (3) 47430513211089679088878686868686
Max. backlasharcmin. 3 (1 as low backlash option)
Efficiency %(4) 9694 91
Lifetime hours 20000
Weight
kg
4050 55
Torsional stiffnessNm/rad ×104209220201246244239 213
Radial load
N (5)
25000
Axial load
N
13500

(1) Please enquire if a desired ratio is not shown.
(2) S5 duty service.
(3) On the motorside.
(4) Gear efficiency at rated load.
(5) Load applied in the middle of the output shaft at 300 rpm.

 
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