Product

W21 LX3
  • W21LX series motors have "Ex d" flameproof protection (zone 1 and 2) and dust explosion Ex tD protection (zone 21 and 22), and the standard explosion protection level reaches Ex d IIB T4 Gb respectively (Ex d IIC T4 Gb can be option) and Ex tD A21 IP65 T120°C. Explosion-proof motors are widely used in hazardous environments such as mining, grain processing, production or handling of volatile, solvent-based and corrosive chemicals, steel and metallurgy, sewage treatment and other corrosive environments classified as "explosive atmospheres".
  • The atmosphere is considered explosive when the proportion of gases, vapors or dust in the atmosphere is sufficient to cause sparks in electrical circuits or heating of equipment surfaces to cause an explosion.
  • Explosion-proof motors can withstand explosions inside the motor housing, so they will not cause ignition of explosive atmospheres in the environment outside the motor.
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  • Product Description
  • Technical Parameter
  • Product Application

Advantages and disadvantages

The mechanical design of the W21LX product line is based on the highly successful W21 universal motor series and incorporates several innovative new features including: a modern frame design with new heat sinks and feet to ensure greater mechanical rigidity and excellent heat dissipation; re-engineered Designed end caps reduce bearing operating temperature and therefore increase relubrication intervals; advanced cooling system reduces noise levels and significantly improves heat dissipation.


Energy efficiency

In addition to relying on the safe operation of the product, users of W21LX motors can also reduce energy consumption and CO2 emissions through the technology employed and the level of performance achieved. The W21LX product line is designed to meet the efficiency levels specified in GB18613-2020 and IEC60034-30-1. As standard, the motor meets the GB3(IE3) advanced efficiency level and is optional for variable frequency drive (VFD) operation. The ratio between the power rating, speed and frame size of the new W21LX line follows the applicable parts of IEC standards 60034 and 60072, which ensures interchangeability with existing motors. And when replacing less efficient motors, it provides users with a solution to achieve a quick return on investment.


Characteristic:

When designing the W21LX product line, special consideration is given to the needs of industrial production to reduce production costs. In addition to providing a variety of solutions in terms of high efficiency and energy saving, our motors also have a variety of design features as options to ensure optimal performance and durability of the motor.


Explosion-proof areaEx tD A21 IP65 T120
Voltage380V
The signs

Aluminum case 80-132 chassis (iron case optional), iron case 160-355 chassis

Frequency50HZ
Temperature rise80K
Energy efficiencyGB18613-2020GB3(IE3)
Insulation gradeF
Environment temperature-20℃-40℃
Altitude1000m
The service of factor1.0

Working system

S1


Oil,natural gas,chemical industry.

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