Product Line
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Oriental Motor®
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Motor Type
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Closed Loop
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Frame Size
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2.36 in
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Motor Length
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4.33 in.
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Speed-Torque Characteristics
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![](/ImgSmall/stc-ar66ak-t20-3.jpg) Speed - Torque Characteristics
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Holding Torque
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480 oz-in
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Shaft/Gear Type
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Taper Hobbed Gear
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Gear Ratio (X:1)
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20 :1
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Backlash
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10 arc min (0.167°)
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Feedback Device (Motor)
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Resolver
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Electromagnetic Brake
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Not Equipped
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Shaft
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Single
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Power Supply
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24/48 VDC
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Current
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3.1 A
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Resolution (Resolution Setting: 1000 P/R)
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0.018 °/Pulse
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Permissible Speed Range (r/min)
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0 ~ 90
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Rotor Inertia
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2.1 oz-in²
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RoHS Compliant
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Yes
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Safety Standards
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CE
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CE Marking
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EMC Directives
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Components
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ARD-K [Driver] ARM66AK-T20 [Motor]
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Maximum Input Pulse Frequency
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When the host controller is a line driver output: 500 kHz (When pulse duty is 50%) When the host controller is an open-collector output: 250 kHz (When pulse duty is 50%)* *When driver cable CC36D1-1 is used.
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Control Command
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Pulse input
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Insulation Class
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[Motor] Class B [130ºC (266ºF)]
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Insulation Resistance (Motor)
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100 MΩ or more when 500 VDC megger is applied between the following places: Case - Motor and sensor windings
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Dielectric Strength (Motor)
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Sufficient to withstand the following for 1 minute: Case - Motor and sensor windings 1.0 kVAC 50 Hz or 60 Hz
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Ambient Temperature (Motor)
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-10 ~ 50ºC (14 ~ 122º) (non-freezing) (when a heat sink of a capacity at least equivalent to an aluminum plate with a size of 3.94 x 3.94 in., 0.24 in. thick is installed.)
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Ambient Temperature (Driver)
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0 ~ 50ºC (32 ~ 122ºF) (non-freezing)
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Ambient Humidity
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85% or less (Non-Condensing)
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Operating Atmosphere
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No corrosive gases, dust water or oil
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Degree of Protection
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[Motor] IP65 (excluding the mounting surface and connector) [Driver] IP20
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Stop Position Accuracy
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±5 arc minutes (±0.084º)
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Shaft Runout
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0.05 mm (0.002 in.) T.I.R.
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Concentricity
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0.075 mm (0.003 in.) T.I.R.
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Perpendicularity
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0.075 mm (0.003 in.) T.I.R.
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Radial Load
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0 in. from Shaft End = 15.7 lb0.2 in. from Shaft End = 18 lb0.39 in. from Shaft End = 22 lb0.59 in. from Shaft End = 27 lb0.79 in. from Shaft End = 33 lb
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Axial Load
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9 lb
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