04020VA-24P-BL NMB Yasukawa 4020/24V fan
04020VA-24P-BL NMB Yasukawa 4020/24V fan
04020VA-24P-BL NMB Yasukawa 4020/24V fan
04020VA-24P-BL NMB Yasukawa 4020/24V fan
04020VA-24P-BL NMB Yasukawa 4020/24V fan

04020VA-24P-BL NMB Yasukawa 4020/24V fan

$5.71

SKU: 681423703543 Brand: ,

Description

The NMB 04020VA-24P-BL is a precision-engineered DC axial cooling fan designed specifically for high-reliability thermal management in industrial automation systems. Manufactured by MinebeaMitsumi, this 40x40x20mm component is natively integrated into Yaskawa 7 Series inverter drives. Featuring Original Engineering standards, it ensures optimal Technical Compatibility and seamless replacement for critical drive cooling. The integration of a three-wire locked rotor alarm system provides immediate fault detection, safeguarding expensive VFD equipment from thermal overload. We maintain optimized inventory to ensure minimal Lead Time for facility maintenance.

Technical Specifications
Manufacturer: NMB Technologies (MinebeaMitsumi)
Model Number: 04020VA-24P-BL
Dimensions: 40mm x 40mm x 20mm
Rated Voltage: 24V DC
Operating Voltage Range: 14.0V to 27.6V DC
Bearing System: Precision Dual Ball Bearing
Wiring Configuration: 3-Wire System
Sensor Type: Locked Rotor Alarm (Fault Detection)
Frame Material: UL94V-0 Plastic
Impeller Material: UL94V-0 Plastic
Operating Temperature: -10°C to +70°C
Weight: 30g
Expected Life: 50,000 hours at 25°C

Model Decoding
04020: Frame size 40mm x 40mm with a thickness of 20mm
V: DC Axial Fan Series
A: Standard ribbed frame design
24: 24V DC rated input
P: High-speed performance profile
B: Dual ball bearing construction
L: Locked rotor alarm sensor (3-wire configuration)

Industrial Application
In continuous-duty manufacturing environments, variable frequency drives (VFDs) like the Yaskawa 7 Series generate significant localized heat during power inversion. The NMB 04020VA-24P-BL mitigates thermal accumulation within the drive’s compact chassis. Its unique three-wire fault detection circuit is critical in this scenario; if the fan impeller is obstructed by industrial debris, the sensor immediately transmits a fault signal to the drive controller. This triggers a safe shutdown protocol before the IGBT modules exceed their maximum junction temperature, preventing catastrophic drive failure and costly production downtime.

04020VA-24P-BL NMB Yasukawa 4020/24V fan

04020VA-24P-BL NMB Yasukawa 4020/24V fan

04020VA-24P-BL NMB Yasukawa 4020/24V fan

04020VA-24P-BL NMB Yasukawa 4020/24V fan

04020VA-24P-BL NMB Yasukawa 4020/24V fan

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Fans Maintenance and upkeep

1. The use environment should always be kept clean and tidy, the surface of the fan should be kept clean, there should be no sundries in the inlet and outlet air outlets, and the dust and other sundries in the fan and pipes should be cleaned regularly;

2. The fan can only operate under the condition that it is completely normal, and at the same time, it is necessary to ensure that the capacity of the power supply facilities is sufficient and the voltage is stable.

3. During the operation of the fan, if it is found that the fan has abnormal sound, the motor is seriously heated, the shell is live, the switch trips, and cannot be started, it should be stopped immediately for inspection. In order to ensure safety, maintenance is not allowed during the operation of the fan, and a test run should be carried out for about five minutes after the overhaul to confirm that there is no abnormal phenomenon before starting the operation;

4. The fan should be stored in a dry environment to avoid moisture on the motor. When the fan is stored in the open air, there should be defensive measures. In the process of storage and handling, the fan should be prevented from bumping to avoid damage to the fan.

FAQ

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