
1.Features
1) Step Angle  Accuracy: ±5%
2) Resistance Accuracy: ±10%
3) Inductance Accuracy: ±20%
4) Temperature Rise: 80°C Max
5) Ambient Temperature: -20°C~+50°C
6) Insulation Resistance: 100MΩ Min., 500VDC
7) Dielectric Strength: Â 500VAC for one minute
8) Shaft Radial Play: Â 0.02Max (450g-load)
9) Shaft Axial Play:Â 0.08Max (450g-load)
2.Related Specifications
1)Â 42mm series
Model | DMW421 | DMW422 | DMW423 | |
Voltage | V | 24 | ||
No load speed | rpm | 5000 | 5000 | 5000 |
Rated torque | Nm | 0.063 | 0.094 | 0.125 |
Rated Speed | rpm | 4000 | 4000 | 4000 |
Rated Current | A | 1.7 | 2.5 | 3.5 |
Torque(max) | Nm | 0.19 | 0.27 | 0.38 |
Back-EMFÂ constant | V/Krpm | 3.13 | 3.13 | 3.15 |
Torque Constant | Nm/A | 0.039 | 0.04 | 0.04 |
Resistance | ohm | 1.5 | 0.53 | 0.74 |
Weight | Kg | 0.3 | 0.4 | 0.5 |
Length | mm | 41 | 51 | 6 |
2)Â 70mmSeries
Model | Rated Voltage | No load speed |
Rated torque | Rated Speed | Rated Current |
Rated power |
     L |
VDC | RPM | Nm | rpm | A | W | mm | |
DMW701 | 48 | 3500 | 0.5 | 3000 | 4.3 | 157 | 86 |
DMW702 | 48 | 3500 | 1 | 3000 | 8.7 | 314 | 116 |
DMW703 | 48 | 3500 | 1.5 | 3000 | 12.9 | 471 | 136 |
3)Â 80mmSeries
Model | DMW801 | DMW802 | DMW803 | |
Voltage | V | 24 | ||
No load speed | rpm | 4200 | 4200 | 4200 |
Rated torque | Nm | 0.25 | 0.5 | 0.75 |
Rated Speed | rpm | 3000 | 3000 | 3000 |
Rated Current | A | 5.2 | 10.5 | 15 |
Rated power | W | 79 | 157 | 236 |
Back-EMFÂ constant | V/Krpm | 9 | 9.2 | 9.5 |
Torque Constant | Nm/A | 0.06 | 0.052 | 0.05 |
Resistance | ohm | 0.5 | 0.43 | 0.35 |
Weight | Kg | 1.6 | 2.2 | 3 |
Length | mm | 75 | 95 | 115 |
4)Â 86mmSeries
Model | DMW861 | DMW862 | DMW863 | |
Voltage | V | 48 | ||
No load speed | rpm | 3500 | 3500 | 3400 |
Rated torque | Nm | 1.0 | 1.8 | 2.5 |
Rated Speed | rpm | 3000 | 3000 | 3000 |
Rated Current | A |  8.6 | 14.8 | 20 |
Torque(max) | Nm | 3.0 | 5.4 | 7.5 |
Back-EMFÂ constant | V/Krpm | 9.8 | 9.8 | 10 |
Torque Constant | Nm/A | 0.13 | 0.13 | 0.14 |
Resistance | ohm | 0.32 | 0.15 | 0.1 |
Weight | Kg | 2.2 | 3.2 | 4.2 |
Length | mm | 80 | 105 | 130 |
5)Â 60mmSeries
Model | DMW601 | DMW602 | DMW603 | |
Voltage | V | 36 | ||
No load speed | rpm | 4100 | 4100 | 4100 |
Rated torque | Nm | 0.25 | 0.5 | 0.75 |
Rated Speed | rpm | 3000 | 3000 | 3000 |
Rated Current | A | 3 | 6 | 9 |
Torque(max) | Nm | 0.75 | 1.5 | 2 |
Back-EMFÂ constant | V/Krpm | 6.2 | 6.5 | 6.5 |
Torque Constant | Nm/A | 0.043 | 0.045 | 0.041 |
Resistance | ohm | 0.59 | 0.26 | 0.2 |
Weight | Kg | 0.9 | 1.2 | 1.6 |
Length | mm | 78 | 99 | 120 |
6)Â 57mm Series
Model | DMW571 | DMW572 | DMW573 | DMW574 | ||
Voltage | V | 36 | ||||
No load speed | rpm | 5200 | 5200 | 5300 | 5400 | |
Rated torque | Nm | 0.11 | 0.22 | 0.32 | 0.42 | |
Rated Speed | rpm | 4000 | 4000 | 4000 | 4000 | |
Rated Current | A | 1.8 | 3.2 | 4.7 | 6.5 | |
Torque(max) | Nm | 0.3 | 0.5 | 0.8 | 1.2 | |
Back-EMFÂ constant | V/Krpm | 4.5 | 4.8 | 4.83 | 4.9 | |
Torque Constant | Nm/A | 0.072 | 0.078 | 0.08 | 0.09 | |
Resistance | ohm | 1.7 | 0.75 | 0.5 | 0.39 | |
Weight | Kg | 0.45 | 0.8 | 1.1 | 1.4 | |
Length | mm | 55 | 75 | 95 | 115 |
7)Â 57 High Torque
Model | DMW571 | DMW572 | DMW573 | DMW574 | |
Voltage | V | 36 | |||
No load speed | rpm | 5200 | 5200 | 5200 | 5200 |
Rated torque | Nm | 0.14 | 0.28 | 0.43 | 0.49 |
Rated Speed | rpm | 4000 | 4000 | 4000 | 4000 |
Rated Current | A | 2.2 | 4.5 | 6.8 | 7.9 |
Torque(max) | Nm | 0.4 | 0.6 | 0.9 | 1.5 |
Back-EMFÂ constant | V/Krpm | 4.5 | 4.8 | 4.83 | 4.9 |
Torque Constant | Nm/A | 0.072 | 0.078 | 0.08 | 0.09 |
Resistance | ohm | 2 | 0.9 | 0.7 | 0.5 |
Weight | Kg | 0.5 | 0.9 | 1.3 | 1.8 |
Length | mm | 55 | 75 | 95 | 115 |
3.Outlines/Drawings

4.About US

5.Main Products
Changzhou Shnmotor is a developing manufacturing and trading company which aims at the electrical products of refrigeration market.
We have a highly qualified team, which has over eight years experience on Machinery designing, manufacturing, managing and customer service concept heart & soul.
ISO 9000 standard and 6S management guarantee the most effective quality control on every part and every process of the products.Â
Our Main Products as below:
1)B
Our company is specialized in supplying all the Other Parts in HVAC and Refrigeration . Mainly include Capacitor , Fridge Thermostat , Welding Torch , Welding Rod , Insulation Pipe , Air Conditioner Bracket , Remote Control , Fridge Condenser . also including the spare parts in fridge , refrigerator , chillers , freezers , car air conditioner , industrial refrigeration , residential air conditioner . all this products are from the biggest factories in China , because our brand meets the highest standard in the market . You can be the agent of all the series products with our brand , no need to purchase spare parts from different factories .
Other Parts
Motor Capacitor,Motor Run Capacitor,Fridge Thermostat,Mapp Gas Torch
ZHEJIANG YONGHE REFRIGERANT CO.,LTD. , http://www.ice-loong.com