
Ce and ISO Factory NEMA8 2phase DC Motor, Gear Motor, Stepping Motor with Small Size
Step Angle: 18 °
Impedance: 30 Ω/Phase
Torque: 4 gf.cm
Model: CHR-GM12-15BY
Product Description
Phase | 2 |
Step Angle | 18 ° |
Impedance | 30 Ω/Phase |
Torque | 4 gf.cm |
Product Parameters

Input of stepper motor
RATED VOLTAGE | 5.0 V DC |
COIL RESISTANCE | 30±7% ohm /PHASE(20℃) |
NO. OF PHASES | 2 PHASES |
STEP ANGLE | 18°/STEP |
EXCITATION METHOD | 2 PHASE EXCITATION |
DRIVE MODE | BIPOLAR DRIVE |
PULL-OUT TORQUE | 4.0 gf.cm Min At 1000 pps |
MAX RESPONSE FREQUENCY | MORE THAN 1000 PPS |
MAX STARTING FREQUENCY | MORE THAN 800 PPS |
INSULATION CLASS | CLASS E FOR COILS |
INSULATION STRENGTH | 100 V AC FOR ONE SECOND |
INSULATION RESISTANCE | 100MΩ DC 500 V |
STEPPER MOTOR INDUCTANCE | 9.5mH±20% |
Gear box stepping motor output
GEAR REDUCTION RATIO | STEP ANGLE | NO LOAD SPEED | PULL-OUT TORQUE |
1:10 | 1.86°/STEP | 310 rpm | 40 gf.cm |
1:20 | 0.93°/STEP | 155 rpm | 80 gf.cm |
1:30 | 0.61°/STEP | 101.7 rpm | 120 gf.cm |
1:50 | 0.35°/STEP | 58.3 rpm | 200 gf.cm |
1:100 | 0.18°/STEP | 30 rpm | 400 gf.cm |
1:150 | 0.12°/STEP | 20 rpm | 600 gf.cm |
1:210 | 0.086°/STEP | 14.3 rpm | 800 gf.cm |
1:298 | 0.06°/STEP | 10 rpm | 1200 gf.cm |
1:380 | 0.047°/STEP | 7.83 rpm | 1500 gf.cm |
Packing & Delivery
PACKAGE:
Standard export carton packing.
DELIVERY TIME:
3-20 days after confirming order,detail delivery date should be decided according to
production season and order quantity.
ATTENTION:
If special customs clearance documents are required, please contact us in advance for confirmation.





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