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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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