INTRODUCTION
A customer from U.S. was looking for a frameless motor with an OD 94mm and an ID 42mm for their automatic machine. They had clear requirements for weight and performance, at the same time, they need the customization of the housing and rotor.
CHALLENGE
This customers need CE, ROHS, etc. certificates and test reports with high requirements on product performance.
SOLUTION
Based on our standard frameless motor U9419, we do custom solution such as motor winding, coil size, etc. to match the client's performance requirements. The details are as follows:
Main Parameters Comparison:
| Main Parameters | Before Customization | After Customization |
| Voltage (VDC) | 48V DC | 28-36V DC |
| Rated output (W) | 496.75 | 31.44 |
| Rated torque (Nm) | 1.58 | 3 |
| Instant Max Torque (Nm) | 4 | 6 |
| Rated current (Arms) | 12 | 2.7 |
| Instant Max Current (Arms) | 36 | 6 |
| Rated speed (rpm) | 3000 | 100 |
| Max Speed (rpm) | 6000 | 200 |
| Torque constant (Nm/Amms) | 0.13 | 1.11 |
| Inductance (mH) | 0.36 | 5 |
| Resistance (Ω) | 0.25 | 4.2 |
| Pole-pairs number (2P) | 10 | 10 |
| Weight (g) | 382 | 320 |
customized housing
customized rotor
stator of u9419 standard frameless motor
stator and rotor
The collection of the customized frameless motors
RESULT
The Customer is very satisfied with the motor appearance, performance, and our service. While they have made the first mass-production order after accepting the samples.
