1800rpm 40W Japan Nidec 48F704M270 DC24V External Rotor Brushless Motor Built In Driver With Shell For Air Cleaner

These motors were removed from almost new high-end air s,

The motor is equipped with shell bracket and damping rubber ring,

Inside is a 61mm diameter Japan Nidec external rotor brushle DC motor,

The motor has built-in drive,

It can adjust the speed of three gears with 20kHz PWM,

NSK double ball bearing,

The running shaft of the motor runs counter clockwise when it looks at itself,

The motor starts slowly when it is energized.

The nominal voltage of the motor is 24 v,

Rated Power 40W,

It can run from 13 to 24 v,

13V, no-load 0.3A, speed 1800 rpm.

24 V, no-load 0.15 a, speed 1800 rpm,

The maximum speed of voltage change is constant,

PWM signal can also adjust speed,

Change the duty cycle of the signal to test the speed change of the third gear,

The signal speed feedbaline is frequency output,

The higher the speed, the higher the frequency.

Weight of motor with shell: about 445g,

Internal motor weight: about 295g.

Brushle motor power supply needs regulated power supply,

Remember to make mistakes in power supply,

Otherwise, the drive will burn.

There is no fixed position for the upper and lower covers of the shell.

Diameter of inner shaft of clspring: 8mm

Diameter of the outer shaft of the retaining ring: 7. 7mm

Total length of shaft without thread: 29mm

6mm straight thread

Thread length: 10mm

About shipping
Shipping and PaAll itwill be double checked and well packed before sending.Itwill be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). 

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