Worm Gear Reducers (MRT) - Rotor UK
Worm Gear Reducers (MRT) - Rotor UK
Worm Gear Reducers (MRT) - Rotor UK
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20. <strong>MRT</strong> 80AP / RT 80AP WORM GEAR UNIT WITH PLANETARY REDUCTION<br />
Type Identification Diagram<br />
Example: <strong>MRT</strong> 80AP with motor 112,5 FT-R 1 90-4p 1,5 kW<br />
<strong>MRT</strong> 80AP worm-gear unit with planet, gear ratio 112,5, assembly version FT-R/1, 90-4p 1,5 kW electric motor width 115 mm flange<br />
Table 20.1 Rated Data<br />
Type<br />
RT<br />
<strong>MRT</strong><br />
80AP<br />
47.6n 1<br />
– 1400 [rpm] (4p-50 Hz) n 1<br />
– 1100 [rpm] (6p-50 Hz) n 1<br />
– 900 [rpm] (6p-50 Hz)<br />
i n2 P 1<br />
M 2max<br />
η n 2<br />
P 1<br />
M 2max<br />
η n 2<br />
P 1<br />
M 2max<br />
η<br />
[rpm] [kW] [Nm] [%] [rpm] [kW] [Nm] [%] [rpm] [kW] [Nm] [%] [%]<br />
28.1 49.8 2.925 460 82.0 39.1 2.686 534 81.0 32.0 2.295 554 81.0 63.7<br />
37.5 37.3 2.676 546 79.7 29.3 2.287 589 79.0 24.0 2.089 651 78.3 57.9<br />
46.9 29.9 2.542 632 78.0 23.5 2.138 669 77.0 19.2 1.900 717 76.0 53.9<br />
56.3 24.9 2.494 725 75.8 19.5 2.050 751 74.8 16.0 1.782 786 73.9 49.5<br />
75.0 18.7 1.774 675 74.5 14.7 1.520 725 73.4 12.0 1.363 783 72.2 48.5<br />
93.8 14.9 1.379 647 73.2 11.7 1.188 696 71.8 9.6 1.082 759 70.5 47.1<br />
112.5 12.4 1.574 799 65.9 9.8 1.354 851 64.5 8.0 1.016 765 63.1 34.4<br />
150.0 9.3 1.176 773 64.0 7.3 0.994 810 62.3 6.0 0.881 851 60.7 33.3<br />
187.5 7.5 0.901 710 61.9 5.9 0.795 772 60.0 4.8 0.718 831 58.2 31.8<br />
225.0 6.2 0.742 638 55.8 4.9 0.638 670 53.9 4.4 0.572 712 52.1 25.0<br />
300.0 4.7 0.567 573 49.7 3.7 0.486 598 47.7 3.0 0.436 637 45.9 20.2<br />
375.0 3.7 0.408 501 47.6 2.9 0.395 592 45.5 2.4 0.363 627 43.4 19.0<br />
η s<br />
Table 20.2 Performance Data<br />
n 1<br />
– 1400 [rpm]<br />
Output Speed <strong>Gear</strong> ratio Torque Service factor<br />
P 1<br />
n 2<br />
i i šnek<br />
i planeta<br />
M 2<br />
S f<br />
Motor<br />
[kW] [rpm] [–] [–] [–] [Nm] [–]<br />
0.18<br />
4.7 300.0 80.0 3.75 183 3.1 63-4p<br />
3.7 375.0 100.0 3.75 219 2.3 63-4p<br />
6.2 225.0 60.0 3.75 214 3.0 71-4p<br />
0.25<br />
4.7 300.0 80.0 3.75 254 2.3 71-4p<br />
3.7 375.0 100.0 3.75 304 1.6 71-4p<br />
9.3 150.0 40.0 3.75 242 3.2 71-4p<br />
7.5 187.5 50.0 3.75 293 2.4 71-4p<br />
0.37<br />
6.2 225.0 60.0 3.75 317 2.0 71-4p<br />
4.7 300.0 80.0 3.75 376 1.5 71-4p<br />
3.7 375.0 100.0 3.75 451 1.1 71-4p<br />
prior to alterations<br />
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