This part is a kind of semiconductor called 86BYGH450C-001-xx.

Function of this product has Hybrid Stepper Motor.

Manufacturers : promoco

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Some of the text within the PDF file :

Hybrid Stepper Motor 86BYGH Series General Specifications Step Accuracy ± 5% Temperature Rise 80°C Max Ambient Temperature Range -20°C ~ +50°C Insulation Resistance 100 MΩ Min. 500 VDC Dielectric Strength 500 VAC 1 minute Customized solutions on request. Electrical Specifications Model 86BYGH450Ａ-001-xx 86BYGH450B-001 86BYGH450B-002-01 86BYGH450B-003-04 86BYGH450C-001-xx Step Angle ° 1.8 1.8 1.8 1.8 1.8 Motor Length L (mm) 66 97 97 97 129 Rate Voltage V 4 6.27 3.9 3.2 6 Rate Current A 2 1.65 3 4 4 Phase Resistance Ω 2 3.8 1.3 0.8 1.5 Phase Inductance mH 6 24 7.5 5.2 6 Holding Torque mNm 2300 5200 5100 5400 7600 Detent Torque mNm 83.4 127.5 127.5 127.5 225.6 Rotor Inertia kgcm2 0.66 1.2 1.2 1.2 1.8 Lead Wire NO. 6 4 4 4 6 Motor Weight kg 1.6 2.5 2.5 2.5 3. [ ... ]

86BYGH450C-001-xx PDF Datasheet Download