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PKX/PK Series: RIGHT ANGLE – Shaft Output<br />
Exact<br />
Ratio (i)<br />
Nominal 1)<br />
M2N<br />
Output Torque<br />
Acceleration<br />
M2B<br />
Nm Nm Nm arcmin<br />
Maximum Input Speed<br />
RPM (n1)<br />
Peak 2)<br />
M2PEAK Backlash<br />
Part Number*<br />
Continuous Cyclic<br />
(<strong>Gear</strong>head + Right Angle Unity EL<br />
+ Input)<br />
1,2,5,6<br />
Motor<br />
Shaft<br />
Max Ø<br />
D 6<br />
Input<br />
Inertia<br />
J1<br />
Torsional<br />
Stiffness<br />
C2 (per<br />
arcmin)<br />
EL<br />
3,4 All mm kgcm 2 Nm<br />
P7KX<br />
(continued next page)<br />
3.000 280 364 680 ≤6.5 P721_0030KX701VF0010MF 1800 1600 3000 38 33.2 36.8<br />
4.000 388 485 907 ≤5.5 P721_0040KX701VF0010MF 1800 1600 3000 38 28.4 43.0<br />
5.000 440 606 1134 ≤5 P721_0050KX701VF0010MF 1800 1600 3000 38 26.9 46.3<br />
6.000 280 364 773 ≤6.5 P721_0030KX701VF0020MF 1800 1800 3500 38 16.8 36.8<br />
7.000 440 650 1254 ≤4.5 P721_0070KX701VF0010MF 1800 1600 3000 38 25.9 49.2<br />
8.000 388 485 1031 ≤5.5 P721_0040KX701VF0020MF 1800 1800 3500 38 15.6 43.0<br />
10.00 440 606 1289 ≤5 P721_0050KX701VF0020MF 1800 1800 3500 38 15.2 46.3<br />
12.00 388 485 1031 ≤5.5 P721_0040KX701VF0030MF 2100 2100 4000 38 12.8 43.0<br />
14.00 440 650 1254 ≤4.5 P721_0070KX701VF0020MF 1800 1800 3500 38 15.0 49.2<br />
15.00 440 606 1289 ≤5 P721_0050KX701VF0030MF 2100 2100 4000 38 12.6 46.3<br />
16.00 400 500 1000 ≤4.5 P721_0080KX701VF0020MF 1800 1800 3500 38 14.9 48.8<br />
20.00 300 500 1000 ≤4 P721_0100KX701VF0020MF 1800 1800 3500 38 14.8 47.0<br />
21.00 440 650 1254 ≤4.5 P721_0070KX701VF0030MF 2100 2100 4000 38 12.5 49.2<br />
24.00 400 500 1000 ≤4.5 P721_0080KX701VF0030MF 2100 2100 4000 38 12.5 48.8<br />
1)<br />
Based on input speed of 2000 RPM. See page 216 for details on torque calculations.<br />
2)<br />
Maximum momentary torque for emergency stops or heavy shock load. (Admissible stops per life of gearhead = 1,000 stops maximum.)<br />
* MF = Motor adapter with FlexiAdapt® coupling<br />
Reducer Ratio (i)<br />
Nominal 1)<br />
M2N ≤1500<br />
RPM<br />
Output Torque<br />
Acceleration<br />
M2B<br />
Nom. Exact Nm Nm Nm arcmin<br />
P7K<br />
(continued next page)<br />
12.00 12/1 280 500 900 4.5<br />
16.00 16/1 440 680 1200 4.5<br />
20.00 20/1 440 700 1400 4<br />
25.89 10535/407 440 700 1400 4<br />
28.00 28/1 440 630 840 4<br />
Maximum Input Speed<br />
RPM (n1)<br />
Peak 2)<br />
M2PEAK Backlash<br />
Part Number*<br />
Continuous Cyclic<br />
(<strong>Gear</strong>head + Right Angle Unit EL<br />
+ Input)<br />
1, 2, 3, 4<br />
Motor<br />
Shaft<br />
Max Ø<br />
D 6<br />
Input<br />
Inertia<br />
J1<br />
Torsional<br />
Stiffness<br />
C2 (per<br />
arcmin)<br />
EL<br />
5, 6 All mm kgcm 2 Nm<br />
P721_0030K202_0040ME20<br />
>24≤32 7.0 38.1<br />
3000 3000 4500<br />
P721_0030K202_0040ME30 >32≤38 12.3 38.3<br />
P721_0040K202_0040ME20<br />
>24≤32 6.7 44.1<br />
3000 3000 4500<br />
P721_0040K202_0040ME30 >32≤38 12.0 44.2<br />
P721_0050K202_0040ME20<br />
>24≤32 6.6 47.1<br />
3000 3000 4500<br />
P721_0050K202_0040ME30 >32≤38 11.9 47.2<br />
P721_0050K202_0052ME20<br />
>24≤32 5.7 47.1<br />
3000 3000 4500<br />
P721_0050K202_0052ME30 >32≤38 11.0 47.2<br />
P721_0070K102_0040ME10<br />
>14≤19 1.6 46.7<br />
3300 3300 5000<br />
P721_0070K102_0040ME20 >19≤24 3.5 47.0<br />
1)<br />
Based on input speed of 1500 RPM. See page 217 for details on torque calculations..<br />
2)<br />
Maximum momentary torque for emergency stops or heavy shock load. (Admissible stops per life of gearhead = 1,000 stops maximum.)<br />
* Motor shaft adapter code (shaft diameter max - mm): ME10 (19), ME20 (32), ME30 (38)<br />
228<br />
<strong>Servo</strong> <strong>Gear</strong> <strong>Units</strong> V.28<br />
800.711.3588 • www.stober.com
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