CB2238 Series Slotless Brushless DC Motor

CB2238N

•Adopt integrated design with high integration and reliability；

•Stable operation and Strong overload capacity，high efficiency and high power density

•Lightweight design，low noise and vibration, long life；

Specifications

Input Voltage	9V DC	12V DC	18V DC	24V DC
Dimensions(mm)	Φ22x38.5L	Φ22x38.5L	Φ22x38.5L	Φ22x38.5L
Shaft Diameter(mm)	Ф3	Ф3	Ф3	Ф3
No load speed(rpm)	15455	14482	15331	15482
No load current(A)	0.12	0.09	0.06	0.05
Nominal Speed(rpm)	11080	10884	11234	11329
Nominal Torque(mNm)	4	4	4	4
Nominal Current(A)	0.8	0.6	0.4	0.3
Stall Torqu(mNm)	14	16	14.9	14.8
Stall Current(A)	2.69	2.11	1.39	1.05
Maximum Output Power(W)	5.7	6.1	6.0	6.0
Maximum Efficiency(%)	65.1	68.1	65.8	66.0
Torque at Max Eff.(mNm)	2.4	2.5	2.5	2.5
Speed at Max Eff.(rpm)	12835	12232	12733	12867
Life（Typical）	≥2000hrs	≥2000hrs	≥2000hrs	≥2000hrs
Weight(g)	80-90	80-90	80-90	80-90
Operating Temperature Range(°C)	-10 to 70	-10 to 70	-10 to 70	-10 to 70
Storage Temperature Range(°C)	-20 to 70	-20 to 70	-20 to 70	-20 to 70

Performance Data

Outline Drawing

Performance Curves

Application

: Electric Drill Solution
CategoryIn the basic classification of motors, DC motors are divided into brushed and brushless motors, and most of the problems with brushed motors come from the brushes. Brushes can spark, wear out, be very noisy and cause a large portion of the power consumption, resulting in severely limited speeds and are not easily cooled.
+

: Impact board hand tools Solution
In recent years, the power tools industry has shown rapid development, in the domestic power tools market, the number of sales of domestic power tools has accounted for 90% of the total sales, while a variety of imported brand-name products accounted for only 10% of the market share. In the foreign power tools market, the proportion of China's manufacturing continues to expand, China has become the world's leading exporter of power tools and global power tools production base, the industry has great potential for development.
+

: Electric Screwdriver Solution
Electric screwdriver, also known as electric batch, electric driver, is a power tool used for tightening and loosening screws. The electric tool is equipped with a structure to regulate and limit the torque, commonly used in aerospace and aviation, high-speed rail construction, shipbuilding, automotive industry and other advanced equipment manufacturing industry, as well as construction and road, decoration, wood processing, metal processing and other production areas, is an indispensable tool to ensure the quality of the manufacturing field, increase production and improve efficiency.
+

: Medical pump Solution
With the development of science and technology and the improvement of medical level, the function of medical equipment will be more and more advanced, and its product structure will be adjusted continuously, and its function will be more diversified. The BL32 brushless motor developed by our company for this purpose has the characteristic of ‘small and precise’, and can be applied in many kinds of medical devices.
+

1 /