Brushless DC Motor Series 80BLH
Applications of Low RPM Brushless DC Motors
- Industrial Equipment: Low RPM BLDC motors are used in conveyor systems, pumps, and textile machinery due to their ability to provide high torque at low speeds.
- Household Appliances: These low rpm brushless dc motors are commonly found in washing machines, refrigerators, and air conditioners, where quiet operation and energy efficiency are critical.
- Medical Equipment: Low RPM BLDC motors are used in surgical tools and ventilators due to their precision control and quiet operation.
- Automotive Industry: Low rpm brushless dc motors are used in electric power steering systems and cooling fans for their reliability and efficiency.
Advantages of Low RPM Brushless DC Motors
1. High Efficiency: Low RPM BLDC motors operate with minimal energy loss, making them energy-efficient and cost-effective.
2. Long Lifespan: The absence of brushes reduces wear and tear, leading to a longer operational lifespan.
3. Low Noise Operation: These low rpm brushless dc motors operate quietly, making them ideal for noise-sensitive environments.
4. High Torque Output: Low RPM BLDC motors can provide significant torque at low speeds, making them suitable for heavy-duty applications.
5. Precise Speed Control: Electronic commutation allows for precise speed regulation, which is essential for applications requiring accurate motion control.
6. Low Maintenance: With fewer moving parts and no brushes to replace, these motors require minimal maintenance.
Winding Type: Star
Hall effect angle: 120°Electrical angle
Insulation Class: B
Ambient Temperature: -20℃~+50℃
Insulation Resistance: 100MΩ Min.500V DC
Dielectric Strength: 1500VAC 1 minute
Max Radial Force: 220N (20mm from front flange)
Max Axial Force: 60N
Model | Rated voltage | Rated output power | Rated speed | Rated current | Rated torque | Peak current | Peak torque | Voltage constant | Torque constant | Number of poles | Winding class | Motor Length | Motor weight |
| U | Pout | nN | IN | TN | IP | TP | KE | KT | NP | | L | |
| V | W | rpm | A | N.m | A | N.m | V/ Krpm | N.m/A | | | mm | Kg |
80BLH3A105-31080 | 310 | 502 | 6000 | 2 | 0.8 | 6 | 2.4 | 41.88 | 0.4 | 4 | B | 105 | 1.8 |
80BLH3A125-31080 | 310 | 816 | 6000 | 3.3 | 1.3 | 9.9 | 3.9 | 41.88 | 0.4 | 4 | B | 125 | 2.8 |
80BLH3A145-31080 | 310 | 1004 | 6000 | 4 | 1.6 | 12 | 4.8 | 41.88 | 0.4 | 4 | B | 145 | 3.8 |
Remark
1. This low rpm brushless dc motor can be customized with special request.
2. Options: Planetary gearhead; Encoder; Brake.

ELECTRICAL CONNECTION TABLE |
FUNCTION | COLOR | WIRE GAGE |
+5V | RED | UL1007 24AWG |
HALL A | YELLOW |
HALL B | GREEN |
HALL C | BLUE |
GND | BLACK |
PHASE A | YELLOW | UL1015 18AWG |
PHASE B | GREEN |
PHASE C | BLUE |