Page 20 - 2022 product guide ebook

Stepper Motors

Oriental Motor offers a wide range of high torque stepper motors in frame sizes from 0.79 in.
(20 mm) up to 3.54 in. (90 mm). Geared types, encoders, brake options and various motor
windings are offered.

For improved performance, full time microstepping drivers with Smooth Drive are available,
reducing noise and vibration and controlling heat output.

Stepper Motor Types

●Standard ●Electromagnetic Brake Type
Electromagnetic Brake Unit

●High-Resolution Type

●Geared Type
Gear Unit

●Encoder Type
Encoder

●Flat Type

□60 mm
(2.36 in.)
□42 mm
(1.65 in.)
17 mm 16 mm
(0.67 in.) (0.63 in.)

PKP Stepper Motor Features

●New Design: Run Cooler or Downsize

●Increased Torque: New PKP to PK
Constant Current Driver Power Supply Voltage: 24 VDC Stator
With Clean Damper: JL=34×10 −7 kg·m 2 (Only for PK245DB)
0.8 Rotor Higher Winding Density
100 0.7 PKP245D23B2
(Current: 2.3 A/Phase)
0.6 Permanent
80 0.5 Magnet
Torque [oz-in] 60 Torque [N·m] 0.4 PK245DB
0.3
40
0.2 (Current: 1.5 A/Phase) Larger Diameter Shaft
20
0.1
Smallest Air Gap
0 0
0.1 1 10 100
Pulse Speed [kHz]
0 30 300 3000 1.8˚/step
Speed [r/min] Optimized Magnetic
Design of Rotor/Stator
Larger Bearing Improved Strength
20