Productbeschrijving
PROFESSIONAL MANUFACTURER OF SINGLE-PHASE SERIES MOTOR /GEAR MOTOR
Power,Speed,Torque,Shaft ,Stator Lamination,Rotation And Installing Location
can be customized according to customer‘s requirements.
Product Description:
| Product Name: | AC Electrical Motor/Universal Motor |
| Model No. | XJ7571 |
| Brand: | HangZhouA |
| Sollicitatie: | For Juicer/Food Processor/Food Mixer/Blender |
| Starting Mode: | Direct on-line Starting |
| Rated Voltage: | 100/110/120/127/220/230/240 V |
| Rated Frequency: | 50/60 Hz |
| No-load Power: | 50-150W |
| No-load Speed: | 13000-32000rpm |
| Load Power: | 100-400W |
| Load Speed: | 8000-16000rpm |
| Rotation Direction: | CW/CCW |
| Insulation Class: | A/E/B/F |
| Protection Grade: | IP00 ~ IP68 |
| Packing: | foam&carton,or accroding to customers’ specific requirements |
| MOQ: | 500 pcs |
| Delivery Time: | Depends on quantity from 2 weeks to 4 weeks. |
| Payment Term: | T/T, L/C, D/P |
Remarks:
- The performances as above are just for reference only. We can adjust our motor specifications according to customer’s requirements.
- OEM & ODM are both available. Please feel free to contact us with your detailed requirements .
- If ask for quotation, please tell voltage, draft, input power, air flow at least, so we could quote fast.
Detail View:
2D-Drawning
Brief Introduction
HangZhou Xihu (West Lake) Dis. HangZhoua Electric Machinery Factory was established in 1997, it is located in Xihu (West Lake) Dis. District of HangZhou, ZHangZhoug Province.We have about 50,000 square CHINAMFG of the building and nearly 300 employees. In addition, the transportation around the factory is very convenient, it is close to the TongSan Highway, and is just 8 kilometers away from the HangZhou Airport.
Through years of accumulation and development, our factory is now a professional manufacturer of single-phase series motor and gear reducer motor.The application of our product covers many fields,it is mainly used in home kitchen appliances or electric tools, such as juicer, ice crusher, meat grinder, coffee bean grinder , lawn mower and so on.
Our factory has advanced universal motor production line, strong technical force, perfect testing means, products can be produced according to international and domestic standards, but also according to customer requirements or provided samples, drawings and other special design.Our work sticks to the principle of striving for existence by fine quality. Our products sell far all over the world.Our factory will, and as always, wholeheartedly serves broad old and new customers both at home and abroad. We are looking CHINAMFG to establishing business relationships with customers all over the world.
FAQ:
Q1: Are you a trade company or a manufacturer?
A1: HangZhou Xihu (West Lake) Dis. HangZhoua Motor Manufactory was established in 1997, we are a professional
manufacturer of single-phase series motor and gear motor.
Q2: How about sample and charge?
A2: Our sample policy stipulates that customers must pay for sample and express fee,but we could
return the sample and express fee based on certain order quantity. You can specify the express company you want that like DHL, or you can call your courier to pick up from our factory.
Q3: What is your payment terms?
A3: 1. We accept T/T, D/P, L/C at sight.
2. 30% deposit in advance and 70% balance before shipment.(Amount more than 3000USD)
Q4: How can we get detailed price?
A4: Please offer us detailed information of the product,specific packaging requirements and purchasing
quantity.
Q5: Is it possible to visit your factory
A5: Sure. But please kindly keep us posted a few days in advance. We need to check our schedule to see if we are available then.
Q6: How to guarantee punctual shipment for my order?
A6: We give priority to export orders and keep updating progress from production to delivery.
Q7: What about the after-sales service?
A7: Through emails, pictures or guest samples to confirm the real cause of the problem. If there is really
a product problem, we will redo with no charge.
Q8: What is your delivery date?
A8: The delivery date is about 20-30 days after receiving your deposit,it depends on the quantity you
order.
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| Sollicitatie: | Universeel |
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| Snelheid: | High Speed |
| Aantal stators: | Eenfasig |
| Functie: | Rijden |
| Bescherming van de behuizing: | Open Type |
| Aantal polen: | 2 |
| Voorbeelden: |
US$ 10/Piece
1 stuk (minimale bestelling) | |
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| Aanpassing: |
Beschikbaar
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How do variable frequency drives (VFDs) impact the performance of AC motors?
Variable frequency drives (VFDs) have a significant impact on the performance of AC motors. A VFD, also known as a variable speed drive or adjustable frequency drive, is an electronic device that controls the speed and torque of an AC motor by varying the frequency and voltage of the power supplied to the motor. Let’s explore how VFDs impact AC motor performance:
- Speed Control: One of the primary benefits of using VFDs is the ability to control the speed of AC motors. By adjusting the frequency and voltage supplied to the motor, VFDs enable precise speed control over a wide range. This speed control capability allows for more efficient operation of the motor, as it can be operated at the optimal speed for the specific application. It also enables variable speed operation, where the motor speed can be adjusted based on the load requirements, resulting in energy savings and enhanced process control.
- Energy Efficiency: VFDs contribute to improved energy efficiency of AC motors. By controlling the motor speed based on the load demand, VFDs eliminate the energy wastage that occurs when motors run at full speed even when the load is light. The ability to match the motor speed to the required load reduces energy consumption and results in significant energy savings. In applications where the load varies widely, such as HVAC systems, pumps, and fans, VFDs can provide substantial energy efficiency improvements.
- Soft Start and Stop: VFDs offer soft start and stop capabilities for AC motors. Instead of abruptly starting or stopping the motor, which can cause mechanical stress and electrical disturbances, VFDs gradually ramp up or down the motor speed. This soft start and stop feature reduces mechanical wear and tear, extends the motor’s lifespan, and minimizes voltage dips or spikes in the electrical system. It also eliminates the need for additional mechanical devices, such as motor starters or brakes, improving overall system reliability and performance.
- Precision Control and Process Optimization: VFDs enable precise control over AC motor performance, allowing for optimized process control in various applications. The ability to adjust motor speed and torque with high accuracy enables fine-tuning of system parameters, such as flow rates, pressure, or temperature. This precision control enhances overall system performance, improves product quality, and can result in energy savings by eliminating inefficiencies or overcompensation.
- Motor Protection and Diagnostic Capabilities: VFDs provide advanced motor protection features and diagnostic capabilities. They can monitor motor operating conditions, such as temperature, current, and voltage, and detect abnormalities or faults in real-time. VFDs can then respond by adjusting motor parameters, issuing alerts, or triggering shutdowns to protect the motor from damage. These protection and diagnostic features help prevent motor failures, reduce downtime, and enable predictive maintenance, resulting in improved motor reliability and performance.
- Harmonics and Power Quality: VFDs can introduce harmonics into the electrical system due to the switching nature of their operation. Harmonics are undesirable voltage and current distortions that can impact power quality and cause issues in the electrical distribution network. However, modern VFDs often include built-in harmonic mitigation measures, such as line reactors or harmonic filters, to minimize harmonics and ensure compliance with power quality standards.
In summary, VFDs have a profound impact on the performance of AC motors. They enable speed control, enhance energy efficiency, provide soft start and stop capabilities, enable precision control and process optimization, offer motor protection and diagnostic features, and address power quality considerations. The use of VFDs in AC motor applications can lead to improved system performance, energy savings, increased reliability, and enhanced control over various industrial and commercial processes.
Welke veiligheidsaspecten zijn van belang bij het werken met of in de buurt van wisselstroommotoren?
Bij het werken met of rondom wisselstroommotoren is het van groot belang de veiligheid in acht te nemen om ongelukken, verwondingen en elektrische gevaren te voorkomen. Hieronder volgen enkele belangrijke veiligheidsaspecten om in gedachten te houden:
- Elektrische gevaren: Wisselstroommotoren werken op hoogspanningssystemen, wat een aanzienlijk elektrisch risico met zich meebrengt. Het is essentieel om de juiste vergrendelings- en markeerprocedures te volgen bij werkzaamheden aan motoren om ervoor te zorgen dat ze spanningsloos zijn en niet per ongeluk kunnen opstarten. Alleen gekwalificeerd personeel mag elektrische werkzaamheden aan motoren uitvoeren en zij moeten geschikte persoonlijke beschermingsmiddelen (PBM's) gebruiken, zoals geïsoleerde handschoenen, veiligheidsbrillen en vlamboogbescherming, om zichzelf te beschermen tegen elektrische schokken en vlamboogincidenten.
- Mechanische gevaren: Wisselstroommotoren drijven vaak mechanische apparatuur aan, zoals pompen, ventilatoren of transportbanden, wat mechanische gevaren met zich mee kan brengen. Bij werkzaamheden aan of in de buurt van motoren is het cruciaal om rekening te houden met roterende onderdelen, riemen, katrollen of koppelingen die beknellings- of pletletsel kunnen veroorzaken. Afschermingen en veiligheidsbarrières moeten aanwezig zijn om onbedoeld contact met bewegende onderdelen te voorkomen, en de juiste beveiligingsprincipes voor machines moeten worden gevolgd. Ook moeten vergrendelings-/markeerprocedures worden toegepast op de bijbehorende mechanische apparatuur om ervoor te zorgen dat deze veilig spanningsloos is tijdens onderhoud of reparatie.
- Brand- en thermische gevaren: Wisselstroommotoren kunnen tijdens bedrijf warmte genereren en in sommige gevallen kan overmatige warmte brandgevaar opleveren. Het is belangrijk ervoor te zorgen dat motoren voldoende geventileerd zijn om warmte af te voeren en oververhitting te voorkomen. Motorbehuizingen en koelsystemen moeten regelmatig worden gecontroleerd op een goede werking. Bovendien moeten brandbare materialen uit de buurt van motoren worden gehouden om het risico op brand te verkleinen. Als een motor tekenen van oververhitting vertoont of een brandlucht verspreidt, moet deze onmiddellijk worden uitgeschakeld en door een gekwalificeerde professional worden gecontroleerd.
- Correcte installatie en aarding: Wisselstroommotoren moeten correct worden geïnstalleerd en geaard om de elektrische veiligheid te garanderen. Motoren moeten worden geïnstalleerd volgens de richtlijnen van de fabrikant, inclusief de juiste uitlijning, montage en aansluiting van de elektrische kabels. Een adequate aarding is essentieel om elektrische schokken te voorkomen en de veilige afvoer van kortsluitstromen te waarborgen. Aardingsgeleiders, zoals aardingsstaven of aardingsbanden, moeten correct worden geïnstalleerd en regelmatig worden gecontroleerd om hun integriteit te behouden.
- Veilig hanteren en tillen: Wisselstroommotoren kunnen zwaar zijn en vereisen de juiste hanterings- en tiltechnieken om letsel aan het bewegingsapparaat te voorkomen. Bij het verplaatsen of tillen van motoren moet gebruik worden gemaakt van apparatuur zoals kranen, takels of heftrucks, en het personeel moet getraind zijn in veilige tiltechnieken. Het is belangrijk om overbelasting te vermijden en de juiste hulpmiddelen te gebruiken, zoals hijsbanden of tilbanden, om het gewicht gelijkmatig te verdelen en overbelasting of letsel te voorkomen.
- Training en bewustwording: Een gedegen training en voldoende bewustzijn zijn essentieel voor veilig werken met en rondom wisselstroommotoren. Werknemers moeten training krijgen over elektrische veiligheid, vergrendelings- en markeerprocedures, het gebruik van persoonlijke beschermingsmiddelen en veilige werkmethoden. Ze moeten bekend zijn met de specifieke gevaren die verbonden zijn aan wisselstroommotoren en begrijpen welke veiligheidsmaatregelen ze moeten nemen. Regelmatige veiligheidsbijeenkomsten en herinneringen kunnen helpen om veilige werkwijzen te versterken en veiligheid onder de aandacht te houden.
Het is belangrijk te benadrukken dat de hierboven genoemde veiligheidsvoorschriften algemene richtlijnen zijn. Specifieke veiligheidseisen kunnen variëren afhankelijk van de motorgrootte, de spanning en de specifieke geldende voorschriften en normen op de werkplek. Het is van cruciaal belang om relevante veiligheidsvoorschriften, regelgeving en beste praktijken in de branche te raadplegen om naleving te garanderen en een veilige werkomgeving te behouden bij het werken met of in de buurt van wisselstroommotoren.
How does the speed control mechanism work in AC motors?
The speed control mechanism in AC motors varies depending on the type of motor. Here, we will discuss the speed control methods used in two common types of AC motors: induction motors and synchronous motors.
Speed Control in Induction Motors:
Induction motors are typically designed to operate at a constant speed determined by the frequency of the AC power supply and the number of motor poles. However, there are several methods for controlling the speed of induction motors:
- Varying the Frequency: By varying the frequency of the AC power supply, the speed of an induction motor can be adjusted. This method is known as variable frequency drive (VFD) control. VFDs convert the incoming AC power supply into a variable frequency and voltage output, allowing precise control of motor speed. This method is commonly used in industrial applications where speed control is crucial, such as conveyors, pumps, and fans.
- Changing the Number of Stator Poles: The speed of an induction motor is inversely proportional to the number of stator poles. By changing the connections of the stator windings or using a motor with a different pole configuration, the speed can be adjusted. However, this method is less commonly used and is typically employed in specialized applications.
- Adding External Resistance: In some cases, external resistance can be added to the rotor circuit of an induction motor to control its speed. This method, known as rotor resistance control, involves inserting resistors in series with the rotor windings. By varying the resistance, the rotor current and torque can be adjusted, resulting in speed control. However, this method is less efficient and is mainly used in specific applications where precise control is not required.
Speed Control in Synchronous Motors:
Synchronous motors offer more precise speed control compared to induction motors due to their inherent synchronous operation. The following methods are commonly used for speed control in synchronous motors:
- Adjusting the AC Power Frequency: Similar to induction motors, changing the frequency of the AC power supply can control the speed of synchronous motors. By adjusting the power frequency, the synchronous speed of the motor can be altered. This method is often used in applications where precise speed control is required, such as industrial machinery and processes.
- Using a Variable Frequency Drive: Variable frequency drives (VFDs) can also be used to control the speed of synchronous motors. By converting the incoming AC power supply into a variable frequency and voltage output, VFDs can adjust the motor speed with high accuracy and efficiency.
- DC Field Control: In some synchronous motors, the rotor field is supplied by a direct current (DC) source, allowing for precise control over the motor’s speed. By adjusting the DC field current, the magnetic field strength and speed of the motor can be controlled. This method is commonly used in applications that require fine-tuned speed control, such as industrial processes and high-performance machinery.
These methods provide different ways to control the speed of AC motors, allowing for flexibility and adaptability in various applications. The choice of speed control mechanism depends on factors such as the motor type, desired speed range, accuracy requirements, efficiency considerations, and cost constraints.
editor by CX 2024-04-04
