As a leading manufacturer for 20 years. Our exquisite craftsmanship can meet all your requirements!
Foot Mount, Flange Mount, Case Mount
1
1 year
Three Phase Asynchronous Motor
Yongzhuan
1330rpm 1350rpm 1400rpm 1420rpm 1445rpm1485rpm 1490rpm...
220/380V 230/440V 380/660V 400/690V
22kw/30hp 30kw/40hp 37kw/50hp 45kw/60hp 55kw/75hp...
50HZ 60HZ
2P 4P 6P 8P 10P 12P
IE4 IE3 IE2
Cast Iron Housing/Aluminium Housing
Pumps, Compressors, Mixers, Conveyors, Elevators, Cranes & Hoists...
Acceptable
Strong Wooden Case or Customized
CE CCC
Product Description
Are you looking for a variable frequency motor that offers precision control, energy efficiency, and long-lasting performance? Whether you're running an industrial facility, a manufacturing plant, or a commercial setup, a variable frequency motor (VFM) is a game-changer. It allows you to control motor speed, reduce energy costs, and extend equipment lifespan.
A variable frequency motor is an electric motor that works with a variable frequency drive (VFD) to adjust speed and torque based on operational requirements. Unlike traditional motors that operate at a fixed speed, these motors adjust to load demand, improving efficiency and performance.
A variable frequency drive (VFD) controls the motor’s input power frequency, allowing the motor to operate at different speeds. This is particularly useful in applications where motor speed variation is necessary, such as pumps, conveyors, and fans.
Variable frequency motors can increase or decrease speed based on load requirements, leading to better performance and reduced wear on equipment.
By adjusting motor speed to match demand, VF motors help reduce electricity consumption—a key advantage in industrial and commercial settings.
Since the motor doesn’t run at full speed all the time, there is less mechanical stress, resulting in fewer breakdowns and maintenance costs.
Unlike traditional motors that start at full power, VF motors provide soft starts and stops, reducing sudden power surges and mechanical strain.
These motors are used in HVAC systems, water pumps, mining, food processing, and more, making them a versatile solution across multiple industries.
Since the motor only consumes energy as needed, it significantly reduces energy costs in the long run.
With precise speed and torque adjustments, processes like material handling, pumping, and ventilation become more efficient.
By running at an optimized speed, less friction and stress is placed on the motor components, increasing reliability and durability.
Many energy-efficient motors comply with IE3 and IE4 efficiency standards, making them environmentally friendly.
VF motors operate smoothly and quietly, making them ideal for applications where noise reduction is important.
A Variable Frequency Motor (VFD Motor) is designed to operate with a Variable Frequency Drive (VFD), allowing for precise speed control, improved energy efficiency, and enhanced performance in various industrial applications. These motors are ideal for industries requiring variable speed control, including HVAC systems, conveyors, pumps, compressors, and automation systems.
Below is the detailed parameter sheet outlining the key specifications of a Variable Frequency Motor (VFM).
| Parameter | Specification |
|---|---|
| Motor Type | AC Induction Motor (VFD Compatible) |
| Efficiency Class | IE2, IE3, IE4 (Energy Efficient Models Available) |
| Rated Power | 0.37 kW – 500 kW |
| Frequency | 50 Hz / 60 Hz (Adjustable 0 - 100 Hz with VFD) |
| Rated Voltage | 220V / 380V / 400V / 415V / 690V |
| Rated Speed | 600 RPM - 3600 RPM |
| Speed Control Method | Variable Frequency Drive (VFD) Controlled |
| Rated Torque | 1.5 - 5000 Nm (Depending on Motor Size) |
| Service Factor | 1.15 (Standard), Higher Available on Request |
| Insulation Class | Class F / Class H (Enhanced Thermal Protection) |
| Cooling Method | IC411 (Self-Cooled), IC416 (Forced Ventilation), or Custom |
| Ambient Temperature | -20°C to +40°C (Custom options available) |
| Altitude | Up to 1000 m (Higher Altitude Versions Available) |
| Mounting Type | Foot-Mounted, Flange-Mounted, Custom Options |
| Enclosure Protection | IP55, IP56, IP65 (Dust & Water Resistant) |
| Certifications | CE, UL, CSA, IEC, ISO9001 |
| Parameter | Specification |
|---|---|
| Rated Voltage | 220V / 380V / 415V / 690V |
| Voltage Tolerance | ±10% |
| Frequency Range | 0 Hz – 100 Hz (Adjustable with VFD) |
| Starting Method | Soft Start, Star-Delta, Direct-on-Line (DOL) |
| Power Factor | 0.85 - 0.98 |
| Motor Current | Variable based on power rating |
| Winding Type | 100% Copper Windings for Maximum Efficiency |
| Overload Protection | Yes (Thermal Sensors Built-in) |
| Overvoltage Protection | Yes |
| Short Circuit Protection | Yes |
| Parameter | Specification |
|---|---|
| Frame Size | 80 – 400 mm |
| Shaft Diameter | Up to 150 mm (Depending on Power Rating) |
| Shaft Material | High-Strength Steel / Stainless Steel (Optional) |
| Shaft Length | Customizable Based on Application |
| Bearing Type | Deep Groove Ball Bearings / Roller Bearings |
| Housing Material | Cast Iron / Aluminium (Lightweight Versions Available) |
| Weight | Varies Based on Power Rating (5 kg to 1000 kg) |
| Noise Level | ≤ 75 dB(A) |
| Vibration Level | Grade 1 (ISO 10816) |
| Parameter | Specification |
|---|---|
| Torque Range | 1.5 - 5000 Nm |
| Starting Torque | 150% to 250% of Rated Torque |
| Breakdown Torque | 200% to 250% of Rated Torque |
| Efficiency | ≥ 85% (IE3, IE4 Models Available) |
| Speed Regulation | Precise Control with VFD (0.5% Accuracy) |
| Dynamic Braking | Available on Higher Power Ratings |
| Load Handling | Supports Variable Loads with Stable Speed |
| Operating Speed Range | Adjustable (0 - 100% Rated Speed) |
| Parameter | Specification |
|---|---|
| VFD Compatibility | Yes, Fully Compatible with All Standard VFDs |
| Control Modes | V/F Control, Vector Control, Torque Control |
| Control Panel Options | Digital Display, Push-Button Controls, Remote Control Option |
| Speed Adjustment | 0-100 Hz (Smooth Acceleration & Deceleration) |
| Braking Resistor | Available for High-Torque Applications |
| Parameter | Specification |
|---|---|
| Ingress Protection (IP Rating) | IP55, IP56, IP65 (Dust & Water Resistant) |
| Cooling Type | IC411 (Self-Cooling) / IC416 (Forced Ventilation) |
| Corrosion Resistance | Available (Marine & Chemical-Resistant Coating Options) |
| Operating Temperature | -20°C to +40°C (Higher Temperatures on Request) |
| Explosion-Proof Option | Available (ATEX, IECEx Certified Versions) |
| Mounting Type | Specification |
|---|---|
| Foot-mounted (B3) | Standard Base Mounting with Fixed Bolts |
| Flange-mounted (B5) | Flange Attachment for Secure Installation |
| Face-mounted (B14) | Compact Installation with Face Mounting |
| Custom Mounting (B35/B34) | Available Upon Request |
Used in conveyors, compressors, and machinery, helping manufacturers optimize production and save costs.
VF motors regulate fan and compressor speeds, ensuring optimal air conditioning and heating performance.
Essential in municipal water supply, irrigation, and wastewater management, providing energy-efficient pumping solutions.
Controls ventilation systems, crushers, and mining equipment, improving safety and productivity.
Maintains precise speed control for mixers, grinders, and packaging machines, enhancing product consistency.
Select a motor with the right horsepower (HP) or kilowatt (kW) to match your application needs.
Opt for IE3 or IE4 motors for better energy efficiency and lower operating costs.
Check that the motor supports the voltage and frequency of your power supply.
For harsh conditions, select a dustproof, waterproof, or explosion-proof motor for safe operation.
Choose a trusted brand like Yongzhuan that offers high-quality motors with warranty and technical support.
At Yongzhuan, we provide top-quality VF motors that meet the highest industry standards. Our motors are:
✅ Energy-Efficient – Designed for maximum energy savings
✅ Durable and Reliable – Built for long-lasting performance
✅ Certified for Safety – Compliance with IE3, IE4, and ATEX standards
✅ Customizable – Tailored to specific industrial needs
✅ Affordable – Competitive pricing without compromising quality
If you're looking for a high-performance, energy-efficient, and long-lasting variable frequency motor, Yongzhuan is your trusted partner!
A variable frequency motor allows speed and torque control, leading to energy savings, better performance, and extended equipment lifespan.
Yes! VF motors are widely used in HVAC systems to regulate fan and compressor speeds, reducing energy costs.
No. In fact, they require less maintenance compared to traditional motors since they operate at optimized speeds, reducing wear and tear.
Industries like manufacturing, mining, HVAC, water treatment, and food processing rely on VF motors for efficient operation.
You can purchase high-quality variable frequency motors from trusted suppliers like Yongzhuan, which offers energy-efficient and durable solutions.
Company Profile
Changzhou Yongzhuan Motor Co., Ltd. stands as a renowned player in the motor production industry, boasting over two decades of rich experience. Based in Changzhou, Jiangsu Province, China, the factory benefits from a strategic location near key transportation routes and close proximity to major ports. Spanning an expansive area of 10,000 square meters, the company is committed to delivering high-quality motors and equipment, with an annual production capacity of 300,000 motor sets.
As part of Changzhou Yongzhuan Motor Co., Ltd., Changzhou Victory Machinery Technology Co., Ltd. handles the international trade of the company's premium motors and reducers. Established in 2019, Victory has rapidly expanded its global presence and successfully entered markets in over 50 countries, including regions in Europe, the Americas, and Southeast Asia.
Specializing in high-efficiency 3-phase induction motors, explosion-proof motors, gear motors, and custom motor solutions, Changzhou Yongzhuan Motor Co., Ltd. continues to push boundaries through cutting-edge technology. With more than 10 intelligent testing machines and automated production lines, including robot-assisted manufacturing, the company ensures precision and quality control across its operations.
The product range from Changzhou Yongzhuan includes:
YE3 (IE3) High-Efficiency 3-Phase Induction Motors: Designed for optimal energy savings and performance, meeting international standards for energy efficiency.
YE4 (IE4) High-Efficiency 3-Phase Induction Motors: A premium offering for industries requiring enhanced operational efficiency.
YBX3 Explosion-Proof 3-Phase Induction Motors: Tailored for hazardous environments, offering safety without compromising performance.
Gear Motors, Gear Reducers, and Custom Motors: Designed for specialized applications, these products cater to various industrial needs.
Certified by 3C, CE, and various third-party quality testing bodies, the company’s motors are highly regarded for their reliability and advanced engineering. Major markets include the United States, Germany, Japan, and Italy, underscoring the brand’s credibility in the global motor industry.
At the core of Changzhou Yongzhuan Motor Co., Ltd.'s business philosophy is the commitment to providing reliable, high-performance products. The company upholds the principle of “careful design, high quality, and high efficiency” while maintaining a customer-first approach. The company emphasizes innovation and service, ensuring that each product is tailored to meet the evolving needs of the market.
The journey of Changzhou Yongzhuan Motor Co., Ltd. began with the founder's 15-year tenure as the chief engineer of a state-owned electric machinery company. This period of industry immersion laid the groundwork for the company’s future success.
After more than a decade in the industry, the company was founded. A group of like-minded professionals, driven by a shared vision, embarked on creating their own brand.
In the beginning, the company faced numerous hurdles, including financial difficulties, limited customer acquisition, and operational challenges. Despite these setbacks, the team remained resilient.
The company experienced explosive growth during this period, fueled by China’s rapidly expanding economy. By focusing on quality products and forging strong business relationships, the company became a leading motor manufacturer in Jiangsu Province.
The company is now facing the challenges of a saturated market and intense competition within the industry. To maintain its competitive edge, Changzhou Yongzhuan Motor Co., Ltd. continues to innovate by developing new products, maintaining stringent quality control, and seeking opportunities in high-end and international markets.
1. Proven Expertise: With over 20 years of experience, the company has mastered the art of motor design, manufacturing, and distribution.
2. State-of-the-Art Manufacturing: Equipped with intelligent robotics and automated production lines, the factory produces high-quality motors with precision.
3. Global Certifications: The company’s products meet international standards and hold certifications such as 3C and CE, offering peace of mind to customers worldwide.
4. Diverse Product Range: From high-efficiency 3-phase motors to customized solutions, the company offers a comprehensive selection to meet a variety of industrial requirements.
5. Commitment to Customer Satisfaction: The company’s customer-first approach ensures a focus on delivering value and innovative solutions tailored to specific needs.
Changzhou Yongzhuan Motor Co., Ltd. offers a wide selection of top-tier AC induction motors and related products designed to provide optimal efficiency, reliability, and performance across various industries. Whether you’re looking for high-efficiency motors, explosion-proof solutions, or customized products, the company stands as a trusted manufacturer capable of meeting the unique needs of the global market. With its commitment to quality, innovation, and customer satisfaction, Changzhou Yongzhuan Motor Co., Ltd. is your ideal partner for all your motor solutions.
Frequently Asked Questions
A1: The most effective way to select the right motor or gearbox is by providing a motor drawing with relevant parameters. Our engineers will review this information and recommend the most suitable model for your application. Alternatively, you can provide the following specifications:
1. Type, model, power, and torque.
2. Desired ratio or output speed.
3. Working conditions and connection method.
4. Quantity and machine name for installation.
5. Input mode and input speed.
6. Motor brand/model or flange and motor shaft size.
A2: Yes, we are a professional manufacturer of motors and reducers with 20 years of experience, located in Changzhou, Jiangsu, China.
A3: Our delivery time is approximately 10 days for sample orders and 15 days for bulk container orders.
A4: Absolutely! We would be happy to provide a sample for testing before you place a formal order.
A5: The MOQ is 1 piece per model for factory-branded products and packaging. For OEM branding and packaging, the MOQ is 50 pieces per model.
A6: Yes, we are a premium OEM/ODM manufacturer, certified by independent third-party assessments.
A7: Quality is our top priority. We follow a strict quality control system throughout the production process. Our QC team monitors quality at every stage and performs tests before each shipment to ensure high standards.
A8: We offer a 1-year warranty, starting from the shipping date, as specified in the Bill of Lading (B/L).
A9: We value our customers and ensure long-term relationships by:
· Providing high-quality products at competitive prices to benefit our customers.
· Treating each customer as a friend and conducting business with sincerity, regardless of their location.
