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Lead Time1
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Contact your local sales office for product lead-times, available to ship dates and shipping methods.
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Motor Type
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2-Phase
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Frame Size
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1.65 in42 mm
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Motor Length
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1.3 in.33 mm
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Speed-Torque Characteristics
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 Loading zoom
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Holding Torque
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42 oz-in0.3 N·m
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Shaft/Gear Type
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Round Shaft with Flat (No Gearhead)
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Shaft
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Single
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Type
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High-Resolution
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Encoder
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Not Equipped
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Basic Step Angle
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0.9º
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Step Angle
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0.9 °
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Electromagnetic Brake
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Not Equipped
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Motor Connection Type
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Connector
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Connection Type
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Bipolar
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Current per Phase (A/phase)
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1.5
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Lead Wires
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4
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Voltage (VDC)
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2.85
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Resistance (Ω/phase)
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1.9
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Inductance (mH/phase)
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6.6
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Rotor Inertia
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0.197 oz-in²36x10-7 kg·m²
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RoHS Compliant
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These products do not contain substances that exceed the regulation values in the RoHS Directive.
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Insulation Resistance
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100 MΩ or more when 500 VDC megger is applied between the windings and the case under normal ambient temperature and humidity.
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Dielectric Strength
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Sufficient to withstand 0.5 kVAC at 50 Hz or 60 Hz applied between the windings and the case for 1 minute under normal ambient temperature and humidity.
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Temperature Rise
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Temperature rise of the windings is 144ºF (80ºC) or less measured by the change resistance method. (at rated voltage, at standstill, 2 phases energized)
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Insulation Class
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Class B [266ºF (130ºC)]
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Ambient Temperature Range
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14 ~ 122ºF (-10 ~ 50ºC) (non-freezing)
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Ambient Humidity
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85% or less (Non-condensing)
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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 Play
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0.025 mm (0.001 in.) maximum of 5 N (1.12 lb.)
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Axial Play
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0.075 mm (0.003 in.) maximum of 10 N (2.2 lb.)
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Step Accuracy
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±3 arc minutes (±0.05º)
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Radial Load
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0 in. from Shaft End = 4.5 lb0.2 in. from Shaft End = 5.6 lb0.39 in. from Shaft End = 7.6 lb0.59 in. from Shaft End = 11.7 lb0 mm from Shaft End = 20 N5 mm from Shaft End = 25 N10 mm from Shaft End = 34 N15 mm from Shaft End = 52 N
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Axial Load
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2.2 lb10 N
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Components
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PKP243MD15A-L (Motor)
KR20-FLNG-R (Intermediate Flange)
XGT2-15C-4-5 (Motor Coupling)
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