PK264A1-SG3.6 is a high-torque, 2-phase stepping motor with an integrated SH (Spur) gearhead, manufactured by Oriental Motor (often branded as Vexta). It is a legacy component widely used in precision industrial machinery.
Core Specifications
Motor Type: 2-Phase Stepper Motor (Legacy PK Series).
Gear Type: SH Geared (Spur Gearhead).
Gear Ratio: 3.6:1.
Frame Size: 2.36 in. sq. (60 mm).
Winding Configuration: Unipolar, 6 lead wires.
Current Rating: 1 A/phase.
Step Angle: 0.5° per step at the output shaft (1.8° motor step angle divided by the 3.6 gear ratio).
Key Features
High Resolution & Torque: The SH gearing provides high permissible torque and smooth rotation at low speeds.
Low Vibration: Designed specifically to minimize audible noise and vibration, making it suitable for micro-step driving.
Durable Construction:
Features insulation resistance of 100 MΩ or more (at 500 VDC) and a
dielectric strength capable of withstanding 1.0 kVAC for one minute