China factory VSD/Frequency Inverter/Speed Variators From 1HP to 30 HP

Product Description


Product Feature

Product Details

Product Parameters

Vector 720 Series Technical Data Sheet
Model Input voltge(50Hz/60Hz) Power(kw) Rted Output Current(A)
BP720-0.75S1 Snigle Phase
200~240V DC
0.75 4
BP720-1.5S1 1.5 7
BP720-2.2S1 2.2 9.6
BP720-4.0S1 4 17
BP720-5.5S1 5.5 25
BP720-0.75S3 3 Phase
200~240V AC
0.75 4
BP720-1.5S3 1.5 7
BP720-2.2S3 2.2 9.6
BP720-4.0S3 4 17
BP720-5.5S3 5.5 25
BP720-0.75G3 3 Phase
0.75 2.1
BP720-1.5G3 1.5 3.8
BP720-2.2G3 2.2 5.1
BP720-4.0G3 4 9
BP720-5.5G3 5.5 13
BP720-7.5G3 7.5 17
BP720-11G3 11 25
BP720-15G3 15 32
BP720-18.5G3 18.5 37
BP720-22G3 22 45
BP720-30G3 30 60
BP720-37G3 37 75
BP720-45G3 45 90
BP720-55G3 55 110
BP720-75G3 75 152
BP720-90G3 90 176
BP720-110G3 110 210
BP720-132G3 132 253
BP720-160G3 160 304
BP720-185G3 185 340
BP720-200G3 200 380
BP720-220G3 220 426
BP720-250G3 250 465
BP720-280G3 280 520
BP720-315G3 315 585
BP720-355G3 355 650
BP720-400G3 400 725
BP720-450G3 450 820
BP720-500G3 500 900
For other specifications, please click here! let’s go to other series.

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Packaging & Shipping


Q 1: Are you trading company or manufacturer?
A1: We are factory.

Q 2: How long is your lead time?
A2: Generally, 3-7 days if the goods are in stock, or 15-20 days if the stocks are not enough, it is according to the order quantity.

Q3. What is your supply capacity?
A3: 500,000pcs/year.

Q4: What is the standard of package?
A4: Below 75 kw, it’s carton package;75kw and above, it’s wooden package.

Q5: What’s your warranty term?
A5: We offer 18 months warranty time.

Q6: Do you provide samples? Is it free or extra ?
A6: Yes, we provide samples and charge for the samples with freight cost. The sample fees will be returned if the order quantity over 100pcs.

Q7: How does your factory control the quality?
A7: Our production strictly follow ISO9001 quality control system. Every product will be strictly tested before delivery. We have CE certificate for our product.

Q8: Can the inverter connect with computer?
A8: Yes. All inverters have built-in RS485 communication, and can also optional Profibus-DP or CAN-open communication protocol.

Q9: Do you support OEM service?
A9: We accept OEM&ODM&OBM with your authorization. For some items we have MOQ. For more questions, feel free to send us inquiry.

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Application: High-performance Transducer, Three Phase Transducer, General Transducer, Single-phase Transducer, High Frequency Converter Transducer
Output Type: Triple
Principle of Work: V/F Control Transducer
US$ 228.23/Piece
1 Piece(Min.Order)


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the price for sample negotiable


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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.


How do variators contribute to smoother acceleration and deceleration in vehicles?

Variators play a significant role in achieving smoother acceleration and deceleration in vehicles, particularly those equipped with continuously variable transmissions (CVTs). The continuous and seamless adjustment of the gear ratio provided by variators allows for precise control of engine speed and power delivery, resulting in smoother changes in vehicle speed. Here’s how variators contribute to smoother acceleration and deceleration:

1. Continuous Gear Ratio Adjustment:

Variators in CVTs enable the continuous adjustment of the gear ratio, allowing the engine to operate at the most efficient and effective speed for a given driving condition. Unlike traditional transmissions with fixed gear ratios, variators provide an infinite number of gear ratios within their operating range. This continuous adjustment ensures that the vehicle’s engine stays within its optimal power band, resulting in smooth and responsive acceleration and deceleration.

2. Elimination of Gear Shifts:

Traditional transmissions with discrete gear ratios require frequent gear shifts during acceleration and deceleration, which can cause jerky movements or interruptions in power delivery. In contrast, variators eliminate the need for gear shifts altogether. The smooth and continuous adjustment of the gear ratio by the variator allows the engine to maintain a consistent and optimal speed, resulting in seamless acceleration and deceleration without the interruption of gear changes.

3. Precise Engine Control:

Variators enable precise control of the engine speed, allowing for finer adjustments during acceleration and deceleration. The engine speed can be matched more closely to the desired vehicle speed, resulting in smoother transitions. By continuously optimizing the gear ratio based on the driver’s input and the vehicle’s operating conditions, variators ensure that the engine operates in its most efficient range, leading to smoother acceleration and deceleration.

4. Adaptive Power Delivery:

Variators in modern CVTs are often equipped with advanced control systems that adapt the power delivery to match the driver’s demands and the road conditions. These control systems monitor various parameters such as throttle input, vehicle speed, and engine load, and adjust the gear ratio accordingly to provide the desired acceleration or deceleration response. This adaptive power delivery ensures that the vehicle responds smoothly to the driver’s inputs, enhancing the overall driving experience.

5. Seamless Transitions:

The continuous and infinite gear ratios provided by variators allow for seamless transitions between different driving conditions. Whether it’s transitioning from a standing start to cruising speed or decelerating from high speed to a stop, variators ensure that the changes in vehicle speed are gradual and smooth. This eliminates the abrupt shifts that can occur with traditional transmissions, resulting in a more comfortable and refined driving experience.

In summary, variators, particularly in vehicles equipped with CVTs, contribute to smoother acceleration and deceleration by providing continuous gear ratio adjustment, eliminating gear shifts, enabling precise engine control, facilitating adaptive power delivery, and ensuring seamless transitions between different driving conditions. These features result in improved drivability, reduced jerkiness, and enhanced comfort for the driver and passengers.


Can you provide insights into the importance of proper variator alignment?

Proper variator alignment is of utmost importance for the optimal performance and longevity of variator systems. The alignment refers to the precise positioning and alignment of the variator components, including the drive and driven pulleys, belts, and associated hardware. Here are some insights into the importance of proper variator alignment:

1. Efficient Power Transfer:

Proper variator alignment ensures efficient power transfer from the engine to the driven wheels. When the variator components are properly aligned, there is minimal power loss due to misalignment or slippage. This efficient power transfer allows the vehicle to operate at its maximum performance potential, providing better acceleration, smoother shifts, and improved fuel efficiency.

2. Optimal Belt Performance:

Variators rely on belts to transmit power between the drive and driven pulleys. Proper alignment ensures that the belts operate within their designed specifications. Misalignment can cause the belts to run off-center or at an angle, leading to increased wear, premature belt failure, and reduced overall performance. Aligning the variator components correctly ensures that the belts are properly tensioned and positioned, maximizing their lifespan and performance.

3. Reduced Wear and Tear:

Misalignment can result in excessive friction, heat buildup, and increased wear on the variator components. The misaligned pulleys and belts can cause uneven distribution of forces and place additional stress on the bearings, shafts, and other mechanical parts. Over time, this can lead to accelerated wear, premature failure of components, and costly repairs. Proper variator alignment helps minimize these issues, reducing wear and tear and increasing the lifespan of the system.

4. Smooth Operation:

Proper alignment contributes to smooth and seamless operation of the variator system. When the variator components are aligned correctly, the gear ratio changes occur smoothly without jerks or vibrations. This smooth operation improves the overall driving experience, ensuring comfortable shifts and consistent power delivery. Misalignment can result in erratic behavior, such as belt slippage, juddering, or sudden changes in power output, compromising the vehicle’s performance and drivability.

5. Prevents Excessive Noise and Vibration:

Misaligned variator components can generate excessive noise and vibration during operation. The misalignment can cause the belts to rub against the pulleys, leading to squealing or chirping noises. In addition, vibrations may occur due to the imbalanced forces generated by misaligned components. Proper variator alignment helps minimize these noise and vibration issues, ensuring a quieter and smoother operation of the system.

6. Avoids Premature Component Failure:

Misalignment places undue stress on the variator components, increasing the risk of premature failure. Bearings, shafts, pulleys, and other mechanical parts can experience excessive wear, fatigue, or damage when subjected to misalignment-related forces. By aligning the variator components correctly, the load is distributed evenly, reducing the risk of premature failure and extending the lifespan of the system.

7. Consistent Performance and Efficiency:

Proper variator alignment ensures consistent performance and efficiency throughout the lifespan of the system. When the components are aligned correctly, the variator operates as intended, delivering consistent gear shifts, power delivery, and fuel efficiency. Consistency in performance and efficiency is vital for a reliable and enjoyable driving experience.

In conclusion, proper variator alignment is essential for the optimal performance, longevity, and reliability of variator systems. It ensures efficient power transfer, optimal belt performance, reduced wear and tear, smooth operation, minimized noise and vibration, avoidance of premature component failure, and consistent performance and efficiency. Regular inspection and maintenance, along with professional alignment when necessary, are crucial to maintaining proper variator alignment and maximizing the benefits of the system.


What is a variator, and how does it function in mechanical systems?

A variator is a mechanical device used in certain systems to provide variable speed or torque output. It is commonly found in applications such as belt-driven continuously variable transmissions (CVTs) and hydraulic systems. A variator allows for seamless and continuous adjustment of output speed or torque within a specific range, without the need for discrete gears or speed ratios. Here’s a detailed explanation of what a variator is and how it functions in mechanical systems:

A variator typically consists of two primary components: a driving element and a driven element. The driving element is connected to the power source, while the driven element is connected to the load or output. The two elements are linked together through a set of movable parts, such as adjustable sheaves, cones, or pistons.

The function of a variator is to vary the effective diameter or contact ratio between the driving and driven elements. By changing the effective diameter, the output speed or torque can be adjusted continuously. The specific mechanism employed by a variator depends on its design and application, but the basic principle remains the same.

In a belt-driven CVT variator, for example, the driving element consists of two variable-diameter pulleys connected by a belt. The pulleys have movable sheaves that can adjust their effective diameter. By changing the position of the sheaves, the belt rides at different points on the pulleys, effectively changing the gear ratio and allowing for continuous speed variation. When the driving pulley’s effective diameter increases, the belt rides higher on the pulley, resulting in a larger output speed. Conversely, when the driving pulley’s effective diameter decreases, the belt rides lower, resulting in a smaller output speed.

In hydraulic systems, a variator can be achieved through the use of adjustable flow control valves or variable-displacement pumps. By adjusting the valve position or pump displacement, the flow rate and speed of the hydraulic fluid can be varied, enabling precise control of the output speed and torque.

Overall, the variator’s function in mechanical systems is to provide a continuously variable output by adjusting the effective diameter, contact ratio, or flow rate. This enables smooth and seamless speed or torque variation without the need for discrete gears or speed ratios. Variators offer advantages such as improved efficiency, flexibility, and precise control in various applications, including automotive transmissions, industrial machinery, and hydraulic systems.

China factory VSD/Frequency Inverter/Speed Variators From 1HP to 30 HP  China factory VSD/Frequency Inverter/Speed Variators From 1HP to 30 HP
editor by CX 2024-04-03