China supplier WEG W21 Series Low-voltage Three Phase High Efficiency Electric Motor near me factory

Warranty: 18months
Model Number: W21
Type: Induction Motor
Frequency: 50/60HZ
Phase: Three-phase
Protect Feature: Totally Enclosed
AC Voltage: 380-415/660-690//440-460
Efficiency: IE 4, IE2, IE3
Frame material: FC-200 (EN GJL 200) cast iron
Cooling method: TEFC(IC411)
Starting method: DOL, VFD, Soft start
Protection class: IP55
Mounting: B3T,B3R,B3L
Insulation class: F
Temperature rise: B=80k
Certification: EAC, ABS, CCC, ce, RoHS, GEMS
Thermal protection: Thermistor PTC, 1 per phase, for tripping at 155 °C
Packaging Details: W21 motors frame 63 to 132 have carton box as standard packaging. Frame 160 to 355, the packaging ofmotor are carton box or wooden box WEG choose different packaging according to the mounting and frame size of motors). The WEG packaging is under continuous improvement, it is subject to change without previous notifications.
Port: ZheJiang Port

Product Introduction W21 Squirrel Cage MotorAt the same time as efficiency initiatives make an impact in traditional market sectors, the application of new technologies in emerging sectors is resulting in profound changes in the way that electric motors are applied and controlled. By integrating these changes together with the demands for increased energy efficiency, WEG has taken up the challenge and produced a new design of high efficiency motor; 1 motor that recognised worldwide for its quality, reliability and efficiency.Using the latest generation of computerised tools, such as structural analysis software (finite element analysis) and computer fluid dynamics, as well as electrical design optimisation software, an innovative – next generation -product has been developed: the W21 motor.
Several key objectives have been achieved in the design of the W21 motor:1), Reduction of noise and vibration levels2), Increased energy efficiency3), Compatibility with present & future generations of frequency inverters4), Global design5), Global warranty
Features BenefitsBenefitsWISE Insulation SystemIncrease the electrical strength of the stator, allowing the motor to operate with frequency inverters, without damaging by the voltage peaks.EfficiencyIE3 and IE4 motors, guarantee a fast return of investment.Painting plan for Industrial EnvironmentsSuitable for the use in slightly severe and sheltered environments, with low average humidity, regular temperature variations.Cast Iron FrameMore mechanical strength for your application.State-of-the-art Ventilation SystemUniform refrigeration of the motor with significant temperature reduction in the external surface and bearings, guarantee high performance and energy saving to your application.CustomizationProduct suitable to meet the most demanded applications in the industry. Product Details The W21 line from WEG is the first complete range of IE4 motors available to IndustryWhy have IE4 motors not become the Industry standard?
It may be argued that IE4 motors are also premium in price when comparing against IE2 and IE3 efficiency motors.
While this is not strictly untrue, it should be appreciated when considering their lifetime that the cost of acquisition typically represents only 1% of the total cost of ownership of an electric motor.
In contrast, the associated energy savings provided by IE4 motors far outweigh this additional investment in purchase price.
Product Parameters W21-Cast iron frame motor – IE4 Product Details Show FrameThe cast iron frame is manufactured with FC-200 cast iron and they were designed in such a way to improve the heat exchange and to provide enough mechanical strength to meet the most critical applications. Frame 112 and above are fitted with lifting eyebolts for easier handling on installation.
GroundingThe W21 cast iron motor, frame 80 to 200 are designed with 2 grounding lugs: 1 is placed inside the terminal box, another 1 is on the frame. Frame 225-355 are designed with 3 grounding lugs: 1 is inside the terminal box and the other 2 are on the frame.
Connection LeadsThe connection leads are marked in accordance with IEC 60034-8 and are supplied with specific connectionterminals. W21 motors wound for 380V are fitted with polyester made BMC(Bulk Moulding Compound) ter-minal blocks, which are reinforced with fiber glass.
BearingsW22 motors are supplied with deep groove ball bearings as standard.NU series roller bearings can be fitted to motors intended for heavy duty applications where high radial loads may occur e.g. pulley and belt drives.The nominal bearing life L10h is 20.000 or 40.000 hours.
Fan CoverThe fan cover is made of FC-200 (EN GJL 200) cast iron. The cast iron fancovers have an aerodynamic design, which results in a significant reduction in noise level and optimized airflow between frame fins for heat exchange improvement.
EndshieldsThe drive end shield is designed with fins for improved thermal heat dissipation, to ensure lower bearing operating temperatures, resulting in extended lubrication intervals. Product Processing Why Choose Us About us1, We are motor specialists,making your business work better and more efficient.
Technical support2, Custom-make is what we have been doing,and the best solution guarantees the safe of industry.
Service3, Global warranty,after-sales service outlets all over the world.
Product Packing Main Products W21(LV-0.12kW~350kW)Frames from 80 to 355: Cast frame
Frames from 63 to 200: Aluminum frame
W22(LV-110kW~500kW)Frames from 315 to 355: Cast frame
W50(200kW~1100kW)Frames from 315 to 450: Cast frame
HGF(132kW~3150kW)Frames from 315 to 630: Cast frame
W60(260kW~4250kW)Frames from 355 to 400:Carbon steel plate frame
Frames from 315 to 630: Cast frame
MAF(125kW~5000kW)Frames from 355 to 710: Carbon steel plate frame

The Basics of a Gear Motor

The basic mechanism behind the gear motor is the principle of conservation of angular momentum. The smaller the gear, the more RPM it covers and the larger the gear, the more torque it produces. The ratio of angular velocity of two gears is called the gear ratio. Moreover, the same principle applies to multiple gears. This means that the direction of rotation of each adjacent gear is always the opposite of the one it is attached to.

Induction worm gear motor

If you’re looking for an electric motor that can deliver high torque, an Induction worm gear motor might be the right choice. This type of motor utilizes a worm gear attached to the motor to rotate a main gear. Because this type of motor is more efficient than other types of motors, it can be used in applications requiring massive reduction ratios, as it is able to provide more torque at a lower speed.
The worm gear motor is designed with a spiral shaft that is set into splines in another gear. The speed at which the worm gear rotates is dependent on the torque produced by the main gear. Induction worm gear motors are best suited for use in low-voltage applications such as electric cars, renewable energy systems, and industrial equipment. They come with a wide range of power-supply options, including twelve-volt, 24-volt, and 36-volt AC power supplies.
These types of motors can be used in many industrial settings, including elevators, airport equipment, food packaging facilities, and more. They also produce less noise than other types of motors, which makes them a popular choice for manufacturers with limited space. The efficiency of worm gearmotors makes them an excellent choice for applications where noise is an issue. Induction worm gear motors can be compact and extremely high-torque.
While the Induction worm gear motor is most widely used in industrial applications, there are other kinds of gearmotors available. Some types are more efficient than others, and some are more expensive than others. For your application, choosing the correct motor and gearbox combination is crucial to achieving the desired result. You’ll find that the Induction worm gear motor is an excellent choice for many applications. The benefits of an Induction worm gear motor can’t be overstated.
The DC gear motor is an excellent choice for high-end industrial applications. This type of gearmotor is smaller and lighter than a standard AC motor and can deliver up to 200 watts of torque. A gear ratio of three to two can be found in these motors, which makes them ideal for a wide range of applications. A high-quality DC gear motor is a great choice for many industrial applications, as they can be highly efficient and provide a high level of reliability.
Electric gear motors are a versatile and widely used type of electric motor. Nevertheless, there are some applications that don’t benefit from them, such as applications with high shaft speed and low torque. Applications such as fan motors, pump and scanning machines are examples of such high-speed and high-torque demands. The most important consideration when choosing a gearmotor is its efficiency. Choosing the right size will ensure the motor runs efficiently at peak efficiency and will last for years.

Parallel shaft helical gear motor

The FC series parallel shaft helical gearmotor is a compact, lightweight, and high-performance unit that utilizes a parallel shaft structure. Its compact design is complemented by high transmission efficiency and high carrying capacity. The motor’s material is 20CrMnTi alloy steel. The unit comes with either a flanged input or bolt-on feet for installation. Its low noise and compact design make it an ideal choice for a variety of applications.
The helical gears are usually arranged in two rows of one another. Each row contains one or more rows of teeth. The parallel row has the teeth in a helical pattern, while the helical rows are lined up parallelly. In addition to this, the cross helical gears have a point contact design and do not overlap. They can be either parallel or crossed. The helical gear motors can have any number of helical pairs, each with a different pitch circle diameter.
The benefits of the Parallel Shaft Helical Gearbox include high temperature and pressure handling. It is produced by skilled professionals using cutting-edge technology, and is widely recognized for its high performance. It is available in a range of technical specifications and is custom-made to suit individual requirements. These gearboxes are durable and low-noise and feature high reliability. You can expect to save up to 40% of your energy by using them.
The parallel shaft helical gear motors are designed to reduce the speed of a rotating part. The nodular cast iron housing helps make the unit robust in difficult environments, while the precision-machined gears provide quiet, vibration-free operation. These motors are available in double reduction, triple reduction, and quadruple reduction. The capacity ranges from 0.12 kW to 45 kW. You can choose from a wide variety of capacities, depending on the size of your gearing needs.
The SEW-EURODRIVE parallel shaft helical gearmotor is a convenient solution for space-constrained applications. The machine’s modular design allows for easy mounting and a wide range of ambient temperatures. They are ideal for a variety of mechanical applications, including conveyors, augers, and more. If you want a small footprint, the SEW-EURODRIVE parallel shaft helical gear motor is the best solution for you.
The parallel shaft helical gears are advantageous for both high and low speed applications. Parallel helical gears are also suitable for low speed and low duty applications. A good example of a cross-helix gear is the oil pump of an internal combustion engine. Both types of helical gears are highly reliable and offer vibration-free operation. They are more costly than conventional gear motors, but offer more durability and efficiency.

Helical gear unit

This helical gear unit is designed to operate under a variety of demanding conditions and can be used in a wide range of applications. Designed for long life and high torque density, this gear unit is available in a variety of torques and gear ratios. Its design and construction make it compatible with a wide range of critical mechanical systems. Common applications include conveyors, material handling, steel mills, and paper mills.
Designed for high-performance applications, the Heidrive helical gear unit provides superior performance and value. Its innovative design allows it to function well under a wide range of operating conditions and is highly resistant to damage. These gear motors can be easily combined with a helical gear unit. Their combined power output is 100 Nm, and they have a high efficiency of up to 90%. For more information about the helical gear motor, contact a Heidrive representative.
A helical gear unit can be classified by its reference section in the standard plane or the turning plane. Its center gap is the same as that of a spur gear, and its number of teeth is the same. In addition to this, the helical gear has a low axial thrust, which is another important characteristic. The helical gear unit is more efficient at transferring torque than a spur gear, and it is quieter, too.
These units are designed to handle large loads. Whether you are using them for conveyors, augers, or for any other application that involves high-speed motion, a helical gear unit will deliver maximum performance. A helical gear unit from Flender can handle 400,000 tasks with a high degree of reliability. Its high efficiency and high resistance to load ensures high plant availability. These gear motors are available in a variety of sizes, from single-speed to multi-speed.
PEC geared motors benefit from decades of design experience and high quality materials. They are robust, quiet, and offer excellent performance. They are available in multiple configurations and are dimensionally interchangeable with other major brands. The gear motors are manufactured as modular kits to minimize inventory. They can be fitted with additional components, such as backstops and fans. This makes it easy to customize your gear motors and save money while reducing costs.
Another type of helical gears is the double helical gear. The double helical gear unit has two helical faces with a gap between them. They are better for enclosed gear systems as they provide greater tooth overlap and smoother performance. Compared to double helical gears, they are smaller and more flexible than the Herringbone type. So, if you’re looking for a gear motor, a helical gear unit may be perfect for you.

China supplier WEG W21 Series Low-voltage Three Phase High Efficiency Electric Motor  near me factory China supplier WEG W21 Series Low-voltage Three Phase High Efficiency Electric Motor  near me factory