YS100L-4 380V 2200W Three-Phase Evaporative Air Cooler Motor: Performance, Reliability, and Manufacturing Excellence

Industrial cooling systems depend on a motor that can deliver stable airflow, dependable starting performance, and reliable operation in demanding environments. The YS100L-4 380V 2200W three-phase evaporative air cooler motor is designed for this purpose. With a rated voltage of 380V, rated power of 2200W, four-pole construction, and a nominal speed of approximately 1440 rpm at 50 Hz, it is engineered for evaporative air coolers and other ventilation equipment that require continuous and stable mechanical output.

This motor is intended for commercial, agricultural, industrial, and large-area cooling applications. It combines a robust aluminum housing, pure copper windings, Class F insulation, IP55 protection, S1 continuous-duty operation, balanced rotor construction, and high-quality bearings. These features help the motor operate consistently in humid environments where ordinary general-purpose motors may experience accelerated corrosion, insulation deterioration, vibration, or premature bearing wear.

Beyond its electrical specifications, the motor benefits from the manufacturing capabilities of Shengzhou Jiangxin Motor Technology Co., Ltd. The company specializes in AC/DC motors, micro motors, evaporative air cooler motors, industrial heater motors, oil pump motors, and customized motor solutions. Its production approach combines product development, automated manufacturing equipment, quality control, and application-oriented engineering. This combination allows the YS100L-4 to serve not only as a standard motor but also as a practical power solution for equipment manufacturers, distributors, and end users.

Product Overview

The YS100L-4 belongs to the YS series of industrial motors and is configured for three-phase 380V electrical systems. Its 2200W rated output provides a substantial power reserve for evaporative cooling equipment that must move large volumes of air through wet pads, ducts, louvers, and ventilation channels. The four-pole design provides a useful balance between operating speed, torque, efficiency, and noise.

At approximately 1440 rpm under a 50 Hz supply, the motor is suitable for applications that require strong but controlled fan rotation. Compared with very high-speed motors, a four-pole motor can offer smoother mechanical behavior and lower sensitivity to imbalance. It can also provide an appropriate operating point for large fan assemblies, especially when the cooling system is designed around stable airflow rather than extremely high rotational speed.

The product is designed with a fully enclosed structure and a metal housing that helps protect internal components from dust, moisture, and accidental contact. The listed protection grade is IP55. In practical terms, this construction offers improved protection against dust ingress and water jets compared with many open-frame motor designs. The exact protection level, terminal arrangement, mounting dimensions, and optional configurations should be confirmed against the final nameplate and technical drawing before installation.

Item	Specification	Application Significance
Product type	Evaporative air cooler motor	Designed for industrial and commercial cooling equipment
Model	YS100L-4	YS-series four-pole motor configuration
Rated voltage	380V, three-phase	Suitable for industrial three-phase power systems
Rated power	2200W	Supports large airflow and demanding fan loads
Frequency	50/60 Hz	Adaptable to commonly used industrial power frequencies
Nominal speed	Approximately 1440 rpm at 50 Hz	Balances airflow, torque, noise, and mechanical stability
Protection grade	IP55	Improves resistance to dust and water jets
Insulation class	Class F	Provides increased thermal tolerance for winding insulation
Duty rating	S1 continuous duty	Suitable for extended and repetitive operation
Housing	Aluminum alloy structure	Supports heat dissipation and corrosion resistance

Why Motor Selection Matters in Evaporative Cooling

An evaporative air cooler is more than a fan with a water pump. Its performance depends on the coordinated operation of airflow, water distribution, cooling media, electrical controls, and mechanical transmission. The motor must overcome fan resistance while maintaining sufficient speed to produce the required air volume. It must also tolerate a humid atmosphere, frequent starts, extended running periods, and fluctuating thermal conditions.

If the motor is undersized, it may operate close to overload for long periods. This can lead to excessive winding temperature, reduced insulation life, increased energy consumption, nuisance tripping, and unstable airflow. If the motor is oversized without proper system matching, the equipment may consume unnecessary energy or impose excessive stress on the fan, belt, shaft, and frame. Correctly selecting a motor with suitable power and speed is therefore essential for system efficiency and service life.

The YS100L-4 is intended to provide a practical power level for large evaporative cooling systems. Its 2200W rating gives equipment designers a stronger operating platform than small fractional-power motors commonly used in portable or light-duty coolers. The three-phase configuration also supports smooth torque production and is well suited to factories, workshops, warehouses, farms, and other sites with industrial electrical infrastructure.

Evaporative cooling equipment often operates for many hours during hot seasons. In agricultural buildings, livestock facilities, and production workshops, cooling may be required throughout the working day or for extended periods at night. The S1 continuous-duty rating reflects this type of operating requirement. When the motor is correctly installed, ventilated, protected, and matched to the fan load, it can provide consistent performance during long operating cycles.

Core Performance Advantages

Stable Three-Phase Power

The three-phase 380V configuration is one of the principal advantages of this motor for industrial use. Three-phase motors generally produce smoother torque than single-phase alternatives because power delivery is distributed across three alternating phases. This can reduce torque pulsation and help the fan run more evenly, particularly when the motor drives a large impeller or a belt-connected blower.

Stable torque is valuable in evaporative cooling because airflow resistance can change as filters become dirty, cooling pads become wet, dampers move, or duct pressure varies. A motor with dependable torque production can maintain more consistent operating behavior under these changing conditions. It also reduces the likelihood of noticeable speed fluctuation during normal operation.

For industrial customers, the three-phase design can simplify integration into existing electrical distribution systems. Many workshops, factories, farms, and commercial buildings already use three-phase power for pumps, compressors, conveyors, and production machinery. A 380V motor can therefore be incorporated into an established control cabinet or motor-control system, subject to proper electrical design and local regulations.

Useful Four-Pole Speed and Torque Balance

The four-pole design is suited to applications that need substantial airflow without the harsh mechanical behavior sometimes associated with very high-speed operation. At approximately 1440 rpm on a 50 Hz supply, the motor offers a balance between fan speed, torque, acoustic comfort, and bearing load. Actual running speed may vary according to voltage, frequency, load, slip, and operating temperature.

A moderate motor speed can also be advantageous for larger fan assemblies. Large impellers can produce considerable airflow without requiring the motor to spin at an excessively high speed. This may help reduce vibration, improve operating comfort, and support a longer service life for fan bearings and connected components when the overall system is properly balanced.

The four-pole configuration can be compared with two-pole designs, which typically run faster and may create more demanding conditions for fan balancing, noise control, and mechanical components. It can also be compared with higher-pole designs, which may provide more torque at lower speed but could require different fan geometry or transmission ratios. The YS100L-4 offers a practical middle ground for many evaporative cooling applications.

2200W Output for Large Cooling Equipment

With a rated power of 2200W, the motor is intended for more demanding work than small air cooler motors used in household or light commercial equipment. It can support fans that move large air volumes through industrial cooling structures. The actual air volume depends on the impeller diameter, blade profile, system resistance, fan housing, duct design, and transmission arrangement. Motor power should therefore be evaluated together with the complete fan curve rather than as an isolated number.

The available power reserve can be useful in environments where airflow requirements are high or where the cooling system must serve a wide floor area. Industrial workshops, agricultural buildings, warehouses, and large commercial spaces often need a steady exchange of air to reduce heat accumulation. The motor is designed to provide the mechanical input required for this type of equipment, provided that the fan and electrical system are correctly matched.

Pure Copper Windings

The use of pure copper winding conductors supports efficient electrical performance and dependable heat management. Copper offers good electrical conductivity, allowing current to pass through the winding with comparatively low resistance. Lower winding resistance can help reduce resistive losses and support efficient conversion of electrical energy into mechanical output.

Winding quality is particularly important in a motor used for long operating periods. Poorly formed coils, inadequate insulation, weak connections, or inconsistent impregnation can result in localized hot spots and shortened service life. A professionally manufactured winding system helps ensure that the stator produces a consistent magnetic field and that the motor maintains stable operating characteristics over time.

Class F Insulation

The motor uses Class F insulation. This insulation class is designed for a higher thermal limit than lower-grade insulation systems, giving the winding greater tolerance under elevated operating temperatures. Thermal tolerance does not mean that overheating is acceptable; correct voltage, ventilation, overload protection, and installation remain essential. However, Class F insulation provides a valuable margin for practical industrial operation.

Evaporative coolers may operate in warm regions where the surrounding air temperature is already high. Motor temperature can also rise because of restricted ventilation, frequent starts, excessive loading, high ambient humidity, or voltage imbalance. A Class F insulation system helps protect the winding against normal thermal stresses and contributes to improved durability when the motor is used within its rated conditions.

IP55 Protection

The listed IP55 protection grade is an important feature for an evaporative air cooler motor. Cooling equipment is naturally associated with water, moisture, wet pads, splashing, condensation, and high humidity. A motor with improved enclosure protection is better prepared for this environment than an exposed open-frame motor.

IP55 indicates protection against the ingress of dust in quantities that could interfere with satisfactory operation, as well as protection against water projected by a nozzle from various directions. It is not the same as submersion protection, and the motor should never be intentionally submerged or subjected to uncontrolled water streams. Proper drainage, installation orientation, cable-gland sealing, and routine inspection are still necessary.

The enclosed aluminum structure also helps reduce the chance that airborne particles will accumulate directly on internal electrical parts. In dusty agricultural or industrial environments, this can be a significant advantage. Reduced contamination can support more stable insulation resistance and limit the buildup of material that could obstruct heat dissipation.

YS100L-4 380V 2200W 3-Phase Evaporative Air Cooler Motor

Mechanical Construction and Operating Stability

Aluminum Housing

The aluminum housing contributes to a practical combination of low weight, heat dissipation, and corrosion resistance. Compared with heavier iron housings, aluminum can simplify handling during installation and maintenance. This is useful when motors are mounted in elevated cooler frames, roof systems, large ventilation cabinets, or equipment locations where access is limited.

Aluminum also conducts heat effectively. A motor generates heat through winding losses, bearing friction, and other mechanical effects. The housing transfers heat toward the outer surface, where it can be released into the surrounding air. The real cooling performance depends on the housing design, fan cover, ambient temperature, installation clearance, and cleanliness, but the material provides a suitable foundation for thermal management.

Dynamic Rotor Balancing

High-precision dynamic balancing is essential for any motor that drives a fan. Even a small imbalance in the rotor, fan hub, pulley, or coupling can become more noticeable as speed increases. Unbalanced rotation can produce vibration, noise, bearing stress, fastener loosening, and uneven wear on the fan assembly.

The YS100L-4 is designed with attention to dynamic balance and smooth running. A balanced rotor helps the motor maintain stable operation and reduces the transfer of unnecessary vibration to the cooler frame. This is particularly important for large evaporative coolers installed near workers, livestock, offices, or customer areas, where excessive vibration can affect comfort and perceived equipment quality.

Motor balance alone cannot correct an unbalanced fan. During installation, the fan impeller, pulley, shaft, belt tension, coupling, and support structure must also be inspected. The complete rotating system should be aligned and balanced according to the equipment manufacturer’s instructions.

Quality Bearings

Bearings support the rotor and allow it to rotate with limited friction. Their condition directly affects noise, vibration, energy loss, and operating temperature. The use of high-quality bearings helps the motor run smoothly and supports longer service intervals when lubrication, alignment, and loading remain within specification.

In evaporative cooling systems, bearing conditions can be affected by humidity, dust, belt tension, misalignment, and fan imbalance. Excessive belt tension, for example, can place additional radial load on the motor shaft and shorten bearing life. A properly selected motor must therefore be integrated into a complete mechanical system that respects the manufacturer’s allowable loads and installation requirements.

Advantages Compared with Generic Competitor Motors

Product comparisons should be based on verified specifications, operating conditions, and total system performance rather than on a single marketing statement. The YS100L-4 offers several practical advantages when compared with generic motors that are not specifically prepared for large evaporative cooling applications.

Better Environmental Preparation

Generic open-frame motors may be less suitable for wet and dusty cooling environments because their electrical components are more directly exposed to the surrounding atmosphere. The YS100L-4 combines an enclosed structure with IP55 protection, helping it tolerate the environmental conditions commonly found around evaporative coolers.

This does not eliminate the need for a sheltered and well-drained installation. It does, however, provide a stronger baseline of protection against dust and water jets. For equipment manufacturers and end users, this can reduce the risk of selecting a motor that is technically powerful enough but environmentally unsuitable.

More Suitable Industrial Power Level

Many general-purpose air cooler motors are selected for small appliances or limited-area ventilation. The 2200W rating of the YS100L-4 gives it a more suitable power level for industrial spaces, agricultural facilities, and large commercial cooling equipment. It can support a higher mechanical demand when matched with an appropriate fan and control system.

Compared with a smaller motor forced to operate near its maximum capacity, a correctly selected 2200W motor can provide a more stable operating point. Reduced overloading may help control temperature rise, improve reliability, and lower the risk of thermal protection trips during hot weather.

Three-Phase Efficiency and Smoothness

Three-phase operation provides an advantage over many single-phase alternatives in industrial installations. The motor can produce smoother torque and integrate naturally with three-phase distribution and motor-control equipment. This can be beneficial for large fans that operate continuously or for systems where stable airflow is more important than simple plug-in convenience.

When compared with low-cost motors using inconsistent winding materials or weak internal connections, a motor built with pure copper windings and structured quality control can offer more predictable electrical performance. The value is especially apparent in commercial systems where downtime, service calls, and inconsistent cooling can create significant operating costs.

Thermal Margin and Continuous Operation

Class F insulation and S1 continuous-duty capability make the motor appropriate for extended operating periods. A generic motor with a lower insulation class or intermittent-duty rating may not be suitable for a cooler that runs throughout the hottest part of the day. The YS100L-4 is designed around the realities of continuous industrial service, although operating conditions must remain within the rated limits.

The motor’s thermal performance is also influenced by ambient temperature, altitude, ventilation, loading, voltage quality, and installation clearance. Selecting a motor with an appropriate insulation class is therefore one part of a broader reliability strategy that includes electrical protection and preventive maintenance.

Practical Integration

The YS series mounting concept provides a familiar foundation for equipment builders and maintenance personnel. Standardized motor families can simplify replacement planning, frame design, and spare-parts management. Before placing an order or beginning installation, customers should confirm the frame dimensions, shaft size, keyway, mounting form, terminal-box position, rotation direction, and any special requirements.

A motor that is easy to integrate can reduce engineering effort and installation time. It can also make it easier for distributors to support different cooling equipment models while maintaining a consistent product platform. The YS100L-4 is therefore not only a source of mechanical power but also a component intended for practical industrial system design.

Manufacturing Strengths

Specialized Motor Experience

Shengzhou Jiangxin Motor Technology Co., Ltd. was established in 2017 and focuses on the research, development, production, and sales of AC/DC motors and micro motors. Its product range includes evaporative air cooler motors, industrial heater motors, oil pump motors, and customized motor solutions.

This product specialization is important because different applications impose different requirements. An evaporative cooler motor must address moisture and airflow. An industrial heater motor must manage heat exposure. An oil pump motor must provide reliable operation in a fluid-handling system. Experience across these product categories helps the manufacturer understand how motor design interacts with real equipment conditions.

Modern Production Facilities

The company operates modern production facilities supported by automated equipment. Automation can improve consistency in processes such as stator assembly, winding, connection, component fitting, and inspection. It also helps reduce variation between production batches when equipment is properly calibrated and monitored.

Automation does not replace engineering judgment or quality supervision. Instead, it provides a repeatable manufacturing foundation. For customers, this can support more consistent dimensions, winding placement, assembly accuracy, and production efficiency. Consistency is especially important when motors are supplied to equipment manufacturers that need interchangeable units for repeated production.

Professional Research and Development

A professional research and development team supports the adaptation of motors to different voltage systems, power levels, mounting forms, operating environments, and customer equipment. The company’s engineering capabilities can be applied to standard products as well as customized motor projects.

For an air cooler manufacturer, customization may involve shaft dimensions, mounting arrangements, terminal configurations, cable length, protection requirements, speed characteristics, or control compatibility. Not every application requires a completely new motor. In many cases, an established product platform can be adjusted to meet the mechanical and electrical needs of a particular cooler design.

Quality Control System

Motor quality depends on many individual details. Copper wire quality, insulation placement, winding tension, soldered or crimped connections, bearing installation, rotor balance, shaft accuracy, enclosure assembly, and final electrical testing all influence performance. A structured quality control system helps identify problems before products reach the customer.

Important inspection categories may include winding resistance, insulation resistance, dielectric strength, no-load current, no-load speed, vibration, noise, temperature rise, rotational direction, and visual assembly quality. The exact tests and acceptance criteria depend on the product specification and applicable standards. Customers requiring formal documentation should request the relevant inspection records and compliance documents for the ordered configuration.

Quality control also supports traceability. When production information is recorded, manufacturers can investigate potential issues more efficiently, identify affected batches, and improve process control. For distributors and industrial users, traceable quality management increases confidence in repeat orders and after-sales support.

Technology-Oriented Development

The company has been recognized as a provincial-level technology enterprise and emphasizes innovation, energy efficiency, and product reliability. Technology-oriented development is valuable in a competitive motor market because customers increasingly evaluate not only purchase price but also energy use, service life, maintenance demands, noise, and environmental suitability.

For the YS100L-4, technology development may be reflected in the relationship between electromagnetic design, winding arrangement, housing structure, rotor balance, bearing selection, and thermal behavior. These elements must work together. Improving one feature while neglecting another may not improve the complete motor. A capable manufacturer therefore evaluates the product as a system.

Application Areas

Industrial Workshops

Industrial workshops can accumulate heat from machinery, lighting, welding, production processes, and enclosed roofs. An evaporative air cooler driven by the YS100L-4 can support large-volume air movement and help create a more comfortable working environment. The motor’s industrial power level and continuous-duty design make it suitable for equipment expected to operate through long shifts.

Workshop installation requires careful consideration of airborne dust, metal particles, oil mist, water exposure, and electrical safety. Although the IP55 enclosure offers protection, the motor should be installed in accordance with the cooler manufacturer’s design and local safety requirements. Regular cleaning of external surfaces and inspection of cable entries can help maintain reliable operation.

Farms and Agricultural Buildings

Evaporative cooling is widely used in livestock buildings, poultry houses, greenhouses, and agricultural storage areas. These locations may experience high humidity, dust, organic particles, temperature changes, and long seasonal operating hours. The enclosed structure and environmental protection of the YS100L-4 make it a practical option for such equipment.

Agricultural users should pay special attention to drainage and cleaning. Water should not collect around the motor base or terminal box. Ventilation openings must remain clear, and the surrounding area should be kept free from excessive dust and loose material. Proper installation is essential because even a well-protected motor can be damaged by prolonged standing water, chemical exposure, or incorrect electrical connections.

Warehouses and Logistics Facilities

Large warehouses often require air movement across broad floor areas. Evaporative cooling can provide an economical approach in suitable climates, especially where low-energy ventilation and fresh-air exchange are priorities. The YS100L-4 can serve as the drive motor for large fan units positioned along walls, in ventilation cabinets, or within centralized cooling systems.

Warehouse managers should evaluate the required air changes, outdoor humidity, building insulation, door openings, and control strategy. The motor should be paired with a fan that matches the required air volume and static pressure. Variable-speed control may be considered where the application requires different airflow levels, but compatibility between the motor, controller, and cooling equipment must be confirmed before use.

Large Commercial Cooling Areas

Retail halls, exhibition spaces, service buildings, sports facilities, and other commercial areas may use evaporative cooling equipment when local climate conditions are appropriate. The motor’s smooth operation and balanced mechanical characteristics can contribute to an acceptable acoustic environment when the fan and enclosure are also properly designed.

Commercial users often place high value on appearance, reliability, energy consumption, and service access. The aluminum housing offers a clean industrial appearance and can be easier to handle during maintenance. The motor’s standard-series design can also support replacement planning for facilities with multiple cooling units.

Installation and Commissioning Guidance

Before installation, verify that the motor nameplate matches the electrical system. Confirm the voltage, frequency, rated current, power, connection method, and rotation direction. A 380V three-phase motor must be connected by qualified personnel using suitable protective devices and wiring. Incorrect voltage or phase connections can cause overheating, reverse rotation, poor airflow, or immediate damage.

The motor should be mounted on a rigid and level support. Soft, distorted, or uneven mounting surfaces can introduce vibration and misalignment. If the motor drives the fan through belts, pulleys, or couplings, alignment should be checked carefully. Belt tension must be sufficient to prevent slip but not so high that it overloads the motor bearings.

Allow adequate clearance around the housing for heat dissipation and service access. Do not cover the motor with insulation, plastic sheeting, or other materials that restrict cooling. In humid locations, route cables so that water cannot run along the cable into the terminal box. Use appropriate cable glands and ensure that unused openings are sealed.

After wiring, rotate the shaft manually if safe to do so and check for obstruction. Conduct a brief no-load or low-risk trial according to the equipment manufacturer’s procedure. Verify the rotation direction before connecting the full fan load. If rotation is incorrect on a standard three-phase induction motor, qualified personnel can normally correct it by changing two phase connections, subject to the applicable safety procedure.

During commissioning, observe current, vibration, noise, temperature rise, belt movement, fan rotation, and airflow. Compare the measured current with the rated value. A persistent overcurrent condition may indicate excessive fan load, blocked airflow, incorrect voltage, phase imbalance, bearing problems, or mechanical misalignment. Do not continue operating a motor that shows abnormal heating, severe vibration, burning odor, or repeated protective trips.

Maintenance Recommendations

Routine inspection can extend the service life of the motor and the complete cooler. Keep the external housing reasonably clean so that heat can escape effectively. Inspect the fan guard, mounting bolts, terminal box, cable glands, and support frame. Look for corrosion, water accumulation, loose hardware, cracked insulation, or unusual marks around the bearings.

Listen for changes in operating sound. A new humming, grinding, rattling, or rhythmic vibration may indicate bearing wear, rotor imbalance, loose fasteners, belt problems, or fan damage. Early diagnosis is generally less expensive than waiting until the motor fails during a peak cooling period.

Check the fan and cooling pads as part of the same maintenance program. Dirty pads, blocked filters, damaged blades, or restricted ducts can increase system resistance and force the motor to work harder. A motor cannot compensate indefinitely for a poorly maintained airflow path. Keeping the complete cooling system clean and correctly adjusted supports both energy efficiency and motor reliability.

Electrical inspections should include terminal tightness, insulation condition, current balance, overload protection, and grounding continuity. These checks should be performed by qualified personnel. The motor must be isolated from the power supply before maintenance, and stored electrical energy in control equipment must be safely discharged.

Lubrication requirements depend on the bearing design and the final product configuration. Do not add lubricant unless the manufacturer’s instructions specify the type, quantity, and interval. Over-lubrication can be as harmful as insufficient lubrication because it may increase temperature and cause seal damage. Customers should request the applicable maintenance instructions for the exact ordered motor.

Energy Efficiency and Total Operating Value

The energy cost of a cooling motor can exceed its purchase price over the equipment’s service life. For this reason, buyers should consider efficiency, duty cycle, maintenance, downtime, and expected operating hours when evaluating competing motors. Pure copper windings, appropriate electromagnetic design, smooth bearings, and correct fan matching can all contribute to efficient operation.

Energy performance is not determined by the motor alone. An oversized fan, blocked pad, poorly designed duct, slipping belt, or excessive pressure loss can increase power consumption. The most efficient installation is one in which the motor, fan, cooling medium, structure, and controls are designed as a coordinated system.

The YS100L-4 can support total operating value by providing an industrial-grade configuration for applications that need continuous air movement. Its IP55 protection, Class F insulation, aluminum housing, and three-phase design may reduce the likelihood of environment-related failures when compared with an unsuitable low-cost motor. Fewer interruptions can be particularly valuable in agricultural and commercial facilities where cooling is tied to productivity, animal welfare, product quality, or worker comfort.

Purchasers should also consider spare-parts availability, technical support, replacement compatibility, and manufacturer responsiveness. A motor with clear specifications and an established production platform can be easier to reorder than a non-standard product with limited documentation. Jiangxin Motor’s experience in exporting products to more than 60 countries and regions reflects its focus on serving international customers and varied application requirements.

Purchasing and Customization Considerations

When purchasing the YS100L-4, customers should provide complete application information. Useful details include the fan type, impeller diameter, required airflow, static pressure, operating hours, ambient temperature, humidity, installation location, power supply, mounting arrangement, shaft dimensions, control method, and environmental contaminants.

Customers should confirm whether the motor will be directly coupled to the fan, connected through a belt drive, or integrated into another transmission system. The required shaft extension, keyway, pulley arrangement, and allowable radial load may differ between applications. Providing these details early helps the manufacturer evaluate compatibility and reduce installation changes.

For projects requiring large quantities, buyers may request production samples, inspection reports, performance data, packaging requirements, labeling, and documentation. Equipment manufacturers may also require customized terminal boxes, cable assemblies, mounting parts, paint or finish, rotation direction, or nameplate information. The availability of customization depends on engineering evaluation and production requirements.

Because specifications can vary by market and configuration, the final purchase order should clearly state the rated power, voltage, frequency, protection grade, insulation class, duty rating, mounting form, and any special options. The listed product information identifies the standard configuration as 380V, 2200W, 50/60 Hz, IP55, and Class F insulation. Final technical documents should take precedence over general promotional descriptions.

Frequently Asked Questions

What type of equipment is the YS100L-4 designed for?

The YS100L-4 is designed primarily for evaporative air coolers and large ventilation equipment. It can be used in industrial workshops, farms, warehouses, commercial buildings, and other large cooling areas where stable airflow is required.

Is the motor single-phase or three-phase?

It is a three-phase motor designed for a rated supply of 380V. Electrical installation should be completed by qualified personnel, and the final connection must follow the motor nameplate and wiring instructions.

What is the rated power?

The listed rated power is 2200W. The motor should be matched with a fan and cooling system whose operating requirements are compatible with this power rating.

What speed does the motor provide?

The product description identifies a four-pole design with a speed of approximately 1440 rpm at 50 Hz. Actual operating speed can vary because of slip, supply frequency, voltage, mechanical load, and operating temperature.

What does IP55 protection mean?

IP55 indicates protection against harmful dust ingress and water projected by jets from various directions. It does not mean that the motor can be submerged or exposed to uncontrolled water flow. Proper drainage, sealing, and installation remain necessary.

Can the motor operate continuously?

Yes. The listed duty rating is S1 continuous duty, which is intended for operation at a substantially constant load for an extended period. Continuous operation still requires correct loading, ventilation, voltage, overload protection, and maintenance.

Why is Class F insulation important?

Class F insulation provides a higher thermal tolerance for the motor windings than lower insulation classes. This is useful in warm and humid operating environments. It should be considered an additional reliability margin, not a substitute for correct cooling and electrical protection.

Is the aluminum housing suitable for humid environments?

The aluminum housing supports corrosion resistance, manageable weight, and heat dissipation. Together with the enclosed structure and IP55 protection, it is suitable for many humid cooling environments. However, prolonged standing water, corrosive chemicals, and improper installation can still damage the motor.

Can the motor be customized?

Customization may be possible depending on the project. Customers should discuss mounting dimensions, shaft configuration, cable or terminal requirements, rotation direction, protection needs, and other specifications with the manufacturer before ordering.

How should the motor be maintained?

Maintenance should include cleaning, inspection of mounting hardware, checking of cable entries, observation of vibration and noise, inspection of the fan and belt system, and electrical testing by qualified personnel. Lubrication should only be performed according to the applicable bearing and maintenance instructions.

What should be checked before replacing an existing motor?

Check voltage, frequency, rated power, speed, frame size, shaft diameter, shaft length, keyway, mounting holes, terminal-box position, rotation direction, protection grade, and bearing or load requirements. A motor with the same power rating may not be mechanically interchangeable unless these details also match.

How does this motor compare with a smaller motor?

The 2200W rating provides a higher power level for larger fan loads and wider cooling areas. A smaller motor may be suitable for compact equipment, but using one on a large fan can cause overloading, excessive temperature rise, unstable airflow, and reduced service life.

Can it be used with a variable-frequency drive?

Variable-frequency operation may be possible, but compatibility must be confirmed for the exact motor configuration and application. The control range, cooling performance, minimum speed, acceleration time, overload settings, and electromagnetic compatibility should be evaluated before installation.

Conclusion

The YS100L-4 380V 2200W three-phase evaporative air cooler motor is designed for demanding airflow applications where power, durability, moisture resistance, and continuous operation are important. Its four-pole configuration provides a useful balance between speed and torque, while pure copper windings, Class F insulation, IP55 protection, an aluminum housing, balanced construction, and quality bearings support reliable industrial service.

Compared with generic motors that may not be designed for humid cooling environments or large continuous-duty fan loads, this motor offers a more application-focused configuration. Its three-phase power supply is appropriate for industrial facilities, and its 2200W rating provides a strong platform for large evaporative cooling systems when the fan and electrical controls are correctly matched.

The manufacturing capabilities behind the product further strengthen its value. Specialized motor experience, modern production equipment, research and development resources, structured quality control, and international market experience help support consistent production and application-oriented service. These strengths are relevant to both individual equipment users and manufacturers seeking a dependable motor supplier.

For the best result, buyers should evaluate the motor as part of a complete cooling system. Correct fan selection, mechanical alignment, electrical protection, moisture control, routine cleaning, and preventive maintenance are all essential. When these requirements are addressed, the YS100L-4 can provide stable mechanical power and dependable airflow for industrial, agricultural, commercial, and large-area evaporative cooling applications.

References

1. IEC 60034-1, Rotating Electrical Machines: Rating and Performance.

2. IEC 60034-5, Rotating Electrical Machines: Degrees of Protection Provided by the Integral Design of Rotating Electrical Machines.

3. IEC 60085, Electrical Insulation: Thermal Evaluation and Designation.

4. International Electrotechnical Commission, guidance on three-phase induction motor operation and protection.

5. General engineering principles for evaporative cooling system design, fan selection, and airflow management.

6. Manufacturer-provided product specifications for the YS100L-4 air cooler motor.

7. Manufacturer-provided information concerning AC/DC motor production, quality control, research and development, and application support.

Product: YS100L-4 380V 2200W 3-Phase Evaporative Air Cooler Motor