| 3557 Series | | | | | | |
| | 9 | 12 | 20 | 24 | 48 | |
| Rated Voltage | 9 | 12 | 20 | 24 | 48 | V |
| Armature Resistance | 0.7 | 1.34 | 4 | 5.5 | 23 | Ω |
| Max Output | 28.1 | 26.1 | 24.3 | 25.4 | 24.1 | W |
| Max Effect | 74 | 75 | 75 | 74 | 72 | % |
| | | | | | | |
| No-load Speed | 5700 | 5400 | 5500 | 5500 | 5500 | RPM |
| No-load Current | 0.24 | 0.175 | 0.12 | 0.115 | 0.09 | A |
| Locked-rotor Torque | 188 | 185 | 169 | 176 | 177 | mNm |
| Friction Torque | 2.8 | 2.6 | 2.4 | 2.7 | 3.5 | mNm |
| | | | | | | |
| Speed Constant | 643 | 456 | 279 | 233 | 110 | rpm/V |
| Back Electromotive Force Constant | 1.56 | 2.19 | 3.59 | 4.3 | 9.05 | mV/rpm |
| Torque Constant | 14.9 | 20.9 | 34.2 | 41 | 86.5 | mNm/A |
| Current Constant | 0.067 | 0.048 | 0.029 | 0.024 | 0.012 | A/mNm |
| | | | | | | |
| Speed/Torque Slope | 30.3 | 29.2 | 32.5 | 31.3 | 29.4 | rpm/mNm |
| Rotor Inductance | 100 | 220 | 630 | 850 | 3400 | μH |
| Mechanical Time Constant | 16 | 16 | 16 | 16 | 16 | ms |
| Rotor Moment Of Inertia | 50 | 52 | 47 | 49 | 52 | gcm2 |
| Angular Acceleration | 37 | 35 | 36 | 36 | 34 | .103rad/s2 |
Structure:
Certificates:
 |  |  |  |
| ISO9001 CERTIFICATE | SGS CERTIFICATE
| ROHS CERTIFICATE | CUSTOMERS PRAISE MAIL |
Applications:
We also have motors dia from 10-50mm,applications as followings for your reference:
Dental equipment, drone, medical equipment, tattoo machine, tattoo pen, beauty pen, electronic lock, scar treatment instrument, nail gun, blood analyzer, electronic door lock, power tool, steering gear, remote control toy, printer, water Light needle, injection needle, robot, robot arm, electronic valve, micro pump, gas nail gun, micro air pump, industrial micro pump, blinds, Heidelberg printer, electric garden scissors, electric pruning machine, electric scissors, record player, car rearview Mirrors, wipers, electric screwdrivers, military, electric curtains, meat slicers, golf carts, balers, automatic brake systems etc.
Company Profile
Sinbad Motor is a professional brushed/brushless coreless dc motor manufacturer which is located in Shenzhen , China
Deliver Shipping and Serving
We can provide an comfortable shopping experience for our customers and offering door to door service.
Once the customer finished the payment, we will make fast production and delivering to customer's office by express without any worry.
Meanwhile we can offer our customer 1 year warranty without any human damaged factor.
We can offer one-stop service from solution, prototype to production, our customer only focus on perfect their own product.
FAQ
Q1:Can you make my customized designed products?
A: Yes, we can make the coreless dc motor according to customer's request specification, like the motor dimension, shaft diameter and length, front cover holes and back cover.
Q2:Are there any extra import taxes for the custom?
A: we will not charge the extra import taxes for the customs when delivery motors.
Q3. Are you a trading company or manufacturer?
A: Yes. We are a manufacturer which specializing in coreless dc motor, BLDC motor, gear motor and servo motor since 2011.
Q4. What is your MOQ?
A : Normally, as we are the manufacturer and MOQ is 100pcs.
Q5. What’s the warranty time?
A: 1 year without the human damaged factor.
Latest news:
We're going to participate in the Hannover Messe in Germany in April 2019. Our booth number is Hall 14th J50-3 . Welcome to visit our booth in there.