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2 Motor Specifications

2.1 PS Series

2.1.1 Reference Number Coding of Motor

2.1.2 Specifications

Reference number M-PS1006KN002 M-PS1012KN002 M-PS1018KN002

Functional item

Motor outer diameter [mm] φ100

Maximum output torque [N·m] 6 12 18

Rated output torque [N·m] 2 4 6

Motor height [mm] 85 110 135

Motor hollow diameter [mm] φ35

Maximum rotational speed [s–1] 10

Rated rotational speed [s–1] 5

Resolution of position sensor [count/revolution] 2 621 440

Absolute positioning accuracy [arc-sec] Note 1 90 (Interchangeable type) (at ambient temperature of 25 ± 5 [°C])

Repeatability [arc-sec] ±2

Allowable axial load [N]＊1 1 000

Allowable radial load [N]＊2 820

Allowable moment load [N·m] 28

Rotor inertia [kg·m2] 0.0024 0.0031 0.0038

Allowable range of inertia [kg·m2] 0.015 to 0.24 0.03 to 0.31 0.03 to 0.38

Mass [kg] 2.4 3.5 4.5
Environmental conditions Ambient temperature 0 to 40 [°C]; humidity: 20 to 80 [%]; use indoors,
free from dust, condensation and corrosive gas. IP30 or equivalent.

· Please consult with NSK in case of a simultaneous application of axial load, radial load and moment load to a Motor.
· ＊1 Under no radial load ＊2 Under no axial load
· For an oscillating operation less than 45 [°], turn the Motor 90 [°] or more at least once a day.
· Note 1: Absolute positioning accuracy of high-precision products (made to order) is 30 [arc-sec]. (Interchangeable type) (at ambient temperature of 25 ± 5 [°C])

Cable length is up to 8 [m].
· Conditions outside the allowable range of inertia may be applicable, depending on operating conditions. Contact NSK for details.

2.1.3 Rotational Speed and Output Torque Characteristics

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