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2 Motor
2.1. Motor Reference number
Example of Reference number : M-PB 1 006 JN 001
MEGATORQUE MOTOR PB Series Design number 001:Standard
Motor size code JN : Incremental Resolver
Maximum output torque [N·m]
2.2. Specifications
Functional item M-PB1006JN001 M-PB3015JN001 M-PB3030JN001 M-PB3060JN001
Motor outer diameter [mm] φ102 φ152
Maximum output torque [N・m]
Rated output torque [N・m] 6 15 30 60
Rated wattage *1 [W]
Radial run-out [μm] 2 5 10 20
Axial run-out [μm]
Motor height [mm] 63 157 314 126
Motor hollow diameter [mm]
Maximum rotational speed [s-1] 50
Rated rotational speed [s-1]
Resolution of position sensor [count/rev] 50
Absolute positioning accuracy [arc-sec]
Repeatability [arc-sec] 75 92 126
Allowable axial load (Horizontal mounting) *3 [N]
Allowable axial load (Upside down mounting) *3 [N] φ35 φ56
Allowable radial load *4 [N]
Allowable moment load [N・m] 10 8
Rotor inertia [kg・m2]
Allowable range of inertia [kg・m2] 51
Mass [kg]
524 288
Environmental conditions
112 *2
+/-5
1 000 2 000
120 200
270 540
9 20
0.0026 0.014 0.016 0.021
0 to 0.26 0 to 1.1 0 to 1.4 0 to 3.1
2.6 5.8 7.2 10.2
Ambient temperature 0 to 40 [°C]; humidity: 20 to 80 [%]; use indoors.
Free from dust, condensation and corrosive gas. IP30 equivalent.
・*1 Rated power is calculated by rated output torque at rated speed. ・*4 Under no axial load.
・*2 At ambient temperature of 25 +/- 5 [°C] ・For an oscillating operation less than 45 [°], turn the motor 90 [°] or more at
・Please consult with NSK in case of a simultaneous application of axial load,
least once a day.
radial load and moment load to a Motor. ・Please operate motor within the range of Max. load inertia.
・*3 Under no radial load.
2.3. Speed – Torque curve
*Speed – Torque curve is typical value measured in 200 [VAC] (PB3060 : 220 [VAC]).
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