Product Description
Product Description
1236E-542 1 36-48V 450A Drive Kit Assembly Kit Brushed AC Power Motor Technical Programmable Controller For Electric Stacker/Pallet Truck/Forklift
| Product nume | AC Motor Controller | Car Fitment | Electric Sightseeing Bus lifted Golf Cart forlift etc. |
| Voltage Options | 48-80V | Current | 450A |
| Model | 1236E-5421 | Temperature | -40°C to 50°C |
| Color | Black | Type | AC Motor |
| Size | L232xW165xH85 mm | Warranty | 2 year |
| MOQ | 20 PCS | Port | HangZhou/ZheJiang |
Models 1236E
A significant enhancement to the CHINAMFG AC family, The ‘E’ models utilize
a powerful dual-microprocessor logic architecture to provide improved
performance and surpass the requirements of the latest international
functional safety standards.
Only CHINAMFG AC can offer:
CHINAMFG VCL -Vehicle Control Language is an easy to use programming language
that allows vehicle developers to write powerful logic functions and create a
‘virtual system controller’. CHINAMFG offers customers VCL development tools and
training. CHINAMFG also provides a VCL service where CHINAMFG engineers will work with
the OEM to create anycustom VCL code required.
Indirect Field Orientation (IFO) Vector Control algorithm generates the maximum
possible torque and efficiency across the entire speed range. Advanced CHINAMFG
IFO vector control provides superb drive ‘feel’, improved speed regulation and
increased gradeability.
CHINAMFG Auto-Tune function enables quick and easy characterization of the AC
motor without having to remove it from the vehicle. CHINAMFG AC controllers are
fully compatible with any brand of AC motor..
Dual-Drive Functionality is standard, allowing correct control of applications
featuring twin traction motors. This function ensures smooth and safe operation,
minimal tire wear and correct load sharing between the traction motors at all times.
Configurable CANbus connection allows communication with other CANbus
enabled devices. Models 1236E and 1238E are CANopen compatible and provide 20
VCLconfigurable CAN ‘mailboxes’, 6 more than earlier CHINAMFG AC controllers.
Integrated System Controller-More than just a motor controller, they are also
powerful system controllers. They feature a comprehensive allocation of multi
function I/O pins for use as analog inputs, digital inputs, contactor coil drivers and
proportional valve drivers. In addition to this local I/O, these controllers can use
VCL to map and configure the remote I/O available on other CANbus devices, send
messages to CAN displays and thus control and monitor the entire system..
Robust Safety and Reliability
Dual Microprocessor architecture cross-checks critical
circuits, logic, and software functions to ensure the highest
possible functional safety performance level is achieved.
Insulated metal substrate power-base provides superior
heat transfer for increased reliability.
Fail-Safe power component design.
Reverse polarity protection on battery connections.
Short circuit protection on all output drivers.
Thermal cutback, warning, and automatic shutdown
provide protection to motor and controller.
Rugged sealed housing and connectors meet IP65
environmental sealing standards for use in harsh
environments.
Meets or complies with relevant US and
International Regulations
EMC: Designed to the requirements of EN12895.
Safety: Designed to the requirements of:
EN1175-1:1998+A1:2571
EN (ISO) 13849-1
IP65 Rated per IEC 60529.
UL recognized per UL583.
Regulatory compliance of the complete vehicle system
with the controller installed is the responsibility of the
vehicle OEM.
Overview:
The CHINAMFG model 1236E provides advanced control of AC induction motors performing on-vehicle traction drive or hydraulic pump duties and offers the highest levels of functional safety.
Specifications:
* Maximum controller output frequency: 300 Hz
* Heatsink overtemperature cutoff: linear cutback starts at 85°C; complete cutoff at 95°C
* Heatsink undertemperature cutoff: complete cutoff at -40°C
The embedded logic controller runs a fully functional field-oriented AC motor control operating system (OS) that can be
user-tailored via parameter modification. The OS also contains logic to execute OEMdeveloped software, called VCL, that can be
used to enhance the controller capabilities beyond the basics.
VCL (Vehicle Control Language) is an innovative software programming language developed by CURTIS. Many electric vehicle functions
are uniquely built into the VCL code, and additional functions can be OEM-controlled using VCL code. VCL opens new avenues of customization, product differentiation, and responsiveness to the market.
The CAN bus communications included in the 1236, as well as in many other CHINAMFG products, allow these AC induction motor controllers to be part of an efficient distributed system. Inputs and outputs can be optimally shared throughout the system, minimizing wiring and creating integrated functions that often reduce the cost of the system. CHINAMFG 1236 controllers are the ideal solution for traction, hoist, dual drive, and other motor drive and vehicle control needs.
The 1236 controllers are fully programmable through the CHINAMFG Model 1313-4331 Handheld Programmer or 1314 PC Programming Station.The programmer provides diagnostic and test capability in addition to configuration flexibility.
Dimensions:
Product Category
Application
Production Line
Related Hot sale Products
Hot sale orchard lifting and picking equipment,If you are interested, you can click the link to view.
Package and Delivery
We have a 24 hours *7 days friendly and professional customer service team, providing a strongly 5-year warranty and free lifelong technical support. All batteries will be tested for capacity and checked for external damage before packaging. And we provide English guideline and user manual to help you operate battery easily and quickly.
Company Profile
ZheJiang CHINAMFG Autopats Company
Our company is located in HangZhou City, ZheJiang Province China, is the large-scale professional agriculture Machinery,Forklift Parts manufacturer with integration of manufacturing, export and after-sale service. Establish in 2017, by now Forklift electrical accessories basically cover the vehicles of major domestic brands( Such as Zhongli,Nuoli,Afterburner,Heli,Baoli,TCM TEU)
The company′s main products cover Electric Vehicles,Electric Forklifts,Motor Controller ,Lithium battery and sell parts and accessories for electric Vehicles ,including motors Electric Controls ,meters,accelerators,control handles ,DC converters,power connectors ,wiring harness,Various electrical switches and so on.
We have professional quality inspection department, every machine will be tested 3 times before delivery in order to make sure the machinery in future.
With high quality product, competitive price, and best after-sale service, we have gained good reputation from all over the world, such as Europe, South Korea North, America, Central and South America, Africa, Australia, New Zealand and so on.Base on it ,we welcome buyers from all over the world.
FAQ
Q1.Can I have a sample order?
A: Yes, we welcome sample order to test and check quality.
Q2. Do you have any MOQ limit?
A: Small quantity is accepted , but we offer quantity discount.
Q3. How do you ship the goods and how long does it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.
Q4. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q5. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q6. Is it OK to print my logo on the product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q7. How to proceed an order?
A: Firstly let us know your requirements or application.
Secondly We quote according to your requirements or our suggestions.
Thirdly customer confirms the samples and places deposit for formal order.
Fourthly We arrange the production and Shipping.
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| After-sales Service: | Online |
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| Warranty: | 2year |
| Material: | Aluminum Alloy |
| Samples: | US$ 1100/Piece 1 Piece(Min.Order) | Order Sample AC Motor Controller 1236E-5421 |
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| Customization: | Available |
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| Shipping Cost: Estimated freight per unit. | about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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What role do AC motors play in HVAC (heating, ventilation, and air conditioning) systems?
In HVAC (heating, ventilation, and air conditioning) systems, AC motors play a crucial role in various components and functions. These motors are responsible for powering fans, compressors, pumps, and other essential equipment within the HVAC system. Let’s explore the specific roles of AC motors in HVAC systems:
- Air Handling Units (AHUs) and Ventilation Systems: AC motors drive the fans in AHUs and ventilation systems. These fans draw in fresh air, circulate air within the building, and exhaust stale air. The motors provide the necessary power to move air through the ductwork and distribute it evenly throughout the space. They play a key role in maintaining proper indoor air quality, controlling humidity, and ensuring adequate ventilation.
- Chillers and Cooling Towers: HVAC systems that use chillers for cooling rely on AC motors to drive the compressor. The motor powers the compressor, which circulates refrigerant through the system, absorbing heat from the indoor environment and releasing it outside. AC motors are also used in cooling towers, which dissipate heat from the chiller system by evaporating water. The motors drive the fans that draw air through the cooling tower and enhance heat transfer.
- Heat Pumps: AC motors are integral components of heat pump systems, which provide both heating and cooling. The motor drives the compressor in the heat pump, enabling the transfer of heat between the indoor and outdoor environments. During cooling mode, the motor circulates refrigerant to extract heat from indoors and release it outside. In heating mode, the motor reverses the refrigerant flow to extract heat from the outdoor air or ground and transfer it indoors.
- Furnaces and Boilers: In heating systems, AC motors power the blowers or fans in furnaces and boilers. The motor drives the blower to distribute heated air or steam throughout the building. This helps maintain a comfortable indoor temperature and ensures efficient heat distribution in the space.
- Pumps and Circulation Systems: HVAC systems often incorporate pumps for water circulation, such as in hydronic heating or chilled water systems. AC motors drive these pumps, providing the necessary pressure to circulate water or other heat transfer fluids through the system. The motors ensure efficient flow rates and contribute to the effective transfer of thermal energy.
- Dampers and Actuators: AC motors are used in HVAC systems to control airflow and regulate the position of dampers and actuators. These motors enable the adjustment of airflow rates, temperature control, and zone-specific climate control. By modulating the motor speed or position, HVAC systems can achieve precise control of air distribution and temperature in different areas of a building.
AC motors in HVAC systems are designed to meet specific performance requirements, such as variable speed control, energy efficiency, and reliable operation under varying loads. Maintenance and regular inspection of these motors are essential to ensure optimal performance, energy efficiency, and longevity of the HVAC system.
In conclusion, AC motors play vital roles in HVAC systems by powering fans, compressors, pumps, and actuators. They enable proper air circulation, temperature control, and efficient transfer of heat, contributing to the overall comfort, air quality, and energy efficiency of buildings.
What are the common signs of AC motor failure, and how can they be addressed?
AC motor failure can lead to disruptions in various industrial and commercial applications. Recognizing the common signs of motor failure is crucial for timely intervention and preventing further damage. Here are some typical signs of AC motor failure and potential ways to address them:
- Excessive Heat: Excessive heat is a common indicator of motor failure. If a motor feels excessively hot to the touch or emits a burning smell, it could signify issues such as overloaded windings, poor ventilation, or bearing problems. To address this, first, ensure that the motor is properly sized for the application. Check for obstructions around the motor that may be impeding airflow and causing overheating. Clean or replace dirty or clogged ventilation systems. If the issue persists, consult a qualified technician to inspect the motor windings and bearings and make any necessary repairs or replacements.
- Abnormal Noise or Vibration: Unusual noises or vibrations coming from an AC motor can indicate various problems. Excessive noise may be caused by loose or damaged components, misaligned shafts, or worn bearings. Excessive vibration can result from imbalanced rotors, misalignment, or worn-out motor parts. Addressing these issues involves inspecting and adjusting motor components, ensuring proper alignment, and replacing damaged or worn-out parts. Regular maintenance, including lubrication of bearings, can help prevent excessive noise and vibration and extend the motor’s lifespan.
- Intermittent Operation: Intermittent motor operation, where the motor starts and stops unexpectedly or fails to start consistently, can be a sign of motor failure. This can be caused by issues such as faulty wiring connections, damaged or worn motor brushes, or problems with the motor’s control circuitry. Check for loose or damaged wiring connections and make any necessary repairs. Inspect and replace worn or damaged motor brushes. If the motor still exhibits intermittent operation, it may require professional troubleshooting and repair by a qualified technician.
- Overheating or Tripping of Circuit Breakers: If an AC motor consistently causes circuit breakers to trip or if it repeatedly overheats, it indicates a problem that needs attention. Possible causes include high starting currents, excessive loads, or insulation breakdown. Verify that the motor is not overloaded and that the load is within the motor’s rated capacity. Check the motor’s insulation resistance to ensure it is within acceptable limits. If these measures do not resolve the issue, consult a professional to assess the motor and its electrical connections for any faults or insulation breakdown that may require repair or replacement.
- Decreased Performance or Efficiency: A decline in motor performance or efficiency can be an indication of impending failure. This may manifest as reduced speed, decreased torque, increased energy consumption, or inadequate power output. Factors contributing to decreased performance can include worn bearings, damaged windings, or deteriorated insulation. Regular maintenance, including lubrication and cleaning, can help prevent these issues. If performance continues to decline, consult a qualified technician to inspect the motor and perform any necessary repairs or replacements.
- Inoperative Motor: If an AC motor fails to operate entirely, there may be an issue with the power supply, control circuitry, or internal motor components. Check the power supply and connections for any faults or interruptions. Inspect control circuitry, such as motor starters or contactors, for any damage or malfunction. If no external faults are found, it may be necessary to dismantle the motor and inspect internal components, such as windings or brushes, for any faults or failures that require repair or replacement.
It’s important to note that motor failure causes can vary depending on factors such as motor type, operating conditions, and maintenance practices. Regular motor maintenance, including inspections, lubrication, and cleaning, is essential for early detection of potential failure signs and for addressing issues promptly. When in doubt, it is advisable to consult a qualified electrician, motor technician, or manufacturer’s guidelines for appropriate troubleshooting and repair procedures specific to the motor model and application.
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 2024-04-26