Slip Ring Motor
You Professional Slip Ring Motor Suppliers!
Founded in 1955, Xian Simo Motor Co., Ltd. (The former Xi'an Tech Full Simo Motor Co., Ltd.) is the manufacturer who has a history of over 70 years in the researching and manufacturing of medium voltage motors, low voltage AC motors (IEC & NEMA standard), MV motors, DC motors, large size synchronous motors & generators and related starters & drives and has been one of the leading comprehensive power system supplier in China.
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155kW Medium-Sized Wound-Rotor MotorThe 155kW Medium-Sized Wound-Rotor Motor can drive various types of machinery, such as ventilators, compressors, water pumps, crushers, ball mills, cutting machine tools, transportation machinery...read more
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Medium-sized Motor, 115KW, JR Series Wound Rotor TypeThe medium - sized JR - series motors can drive various types of machinery, such as ventilators, compressors, water pumps, crushers, ball mills, cutting machine tools, transportation machinery and...read more
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Large Air-to-Air Cooled 3 Phase Ac Slip Ring Induction MotorLarge Air-to-Air Cooled 3 phase ac slip ring induction motor (center height from 710mm to 1000mm), which complies with GB/T13957-2008. The protection degree of the motor is of IP44/IP54/IP55 and...read more
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YR Series High-Voltage Slip Ring Motor (Made in China)YR Series High-Voltage Slip Ring Motor (Made in China) is of wound rotor three phases asynchronous motor (center height from 710mm to 1000mm), which complies with JB/T13957-2008. The protection...read more
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10kv 630kw high Voltage Induction MotorYRKS 5001-4-630KW(10KV) motor is a high-voltage wound rotor three-phase asynchronous slip ring motor with the advantages of high efficiency, energy saving, low noise and low vibration.Its...read more
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6kv 900kw high voltage MotorYRKS 5001-4-900KW motor is a high-voltage wound rotor three-phase asynchronous slip ring motor with the advantages of high efficiency, energy saving, low noise and low vibration.Its protection...read more
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High Voltage Slip Ring MotorYRKS 4501-4-560KW motor is a high-voltage wound rotor three-phase asynchronous slip ring motor with the advantages of high efficiency, energy saving, low noise and low vibration.Its protection...read more
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YRKS 4001-4-315KW Slip Ring MotorYRKS 4001-4-315KW motor is a high-voltage wound rotor three-phase asynchronous slip ring motor with the advantages of high efficiency, energy saving, low noise and low vibration,Its protection...read more
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JR /YRQ Rolling Mill MotorBrief Introduction JR series rolling mill motor is a wound rotor three-phase asynchronous motor with slip ring. The motor is produced in accordance with JB564-64 technical regulations This...read more
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YR Three Phase Slip Ring MotorBrief Introduction YR MV/ HV three phase slip ring motor is a three-phase asynchronous slip ring motor with wound rotor.It's developed based on the company's long-term stable high-voltage...read more
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YRKS Three Phase Squirrel Cage MotorBrief Introduction Simo YRKK series of three phase squirrel cage motor is water cooled medium high voltage winding rotor three-phase asynchronous motor with slip ring, which can adjust starting...read more
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JR Electrical Induction MotorBrief Introduction Simo JR series electrical induction motor is a wound rotor three-phase asynchronous motor with slip ring, which complies with requirements of JB564-64 standard. This series is...read more
Why Choose Us
Competitive Price
Our products price is competitive. We've optimized production, cutting waste and time. Our large - scale operation brings economies of scale, letting us get better raw material prices.
OEM Service
If you have your own esteemed brand in your market, welcome to work with us for OEM Service. Better price, better quality, welcome to contact with us!
Sales Market
By strictly adhering to the customer - first principle, the company's motors are exported globally to countries like the United States, Russia, the UK, Italy, and a large number of other nations and regions.
One Stop Purchasing
Our One Stop Purchasing for motors & drives offers unbeatable convenience. Source everything here, saving time and costs. Our experts ensure you get the right products, making procurement a seamless process.
Slip Ring Motor - Overview
A slip ring motor, also known as a wound rotor induction motor or a phase wound motor, is a type of asynchronous motor that consists of a stator, wound rotor, and a set of slip rings to connect the external circuit with the rotor windings. The interaction between the stator's magnetic field and the induced current in the rotor creates the necessary torque for the motor to operate.
Product Specification
We offer the following Specifications:
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Frame: |
H400 |
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Power Scope: |
315kW |
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Voltage: |
3000V, 3300V, 4160V, 6000V, 6600V, 10kV, 11kV |
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Frequency: |
50Hz, 60Hz |
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Number of Poles: |
4P, 6P, |
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Speed |
1480rpm,985rpm,737rpm |
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Cooling Mechod |
IC81W |
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Protection Grade |
IP54, IP55 |
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Insulation Class |
F(155℃), H(180℃) |
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Duty: |
S1, S4, S5, S6, S9 |
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Mounting Type |
B3 |
Advantages of Slip Ring Motor
High Efficiency
One of the main advantages of slip ring induction motor is its high efficiency. This type of motor is able to convert more of the electrical energy into mechanical energy, resulting in less energy being wasted. This makes the motor more efficient and cost-effective in the long run.
Low Maintenance
Another advantage of slip ring induction motors is their low maintenance requirements. This type of motor does not require frequent maintenance, as it is designed to be durable and reliable. This makes it a great choice for applications where frequent maintenance is not feasible.
Easy to Install
Slip ring induction motor is also easy to install. This type of motor does not require complex wiring or complicated installation procedures. This makes it a great choice for applications where installation needs to be done quickly and easily.
High Torque Output
Finally, slip ring induction motor is able to produce high torque output. This makes it a great choice for applications that require high torque output, such as pumps and compressors. This makes it a great choice for many industrial and commercial applications.
Application of Slip Ring Motor

Compressors:
The high starting torque allows the motor to start and run several compressors with ease.

Pumps:
In fluid processing systems and water treatment facilities, slip ring motors provide efficient performance by delivering power with adjustable speed.

Mills and crushers:
The robust nature of slip ring motors enables them to effectively drive grinding, milling, and crushing equipment used in mining, cement, and other industries.

Lifts and hoists:
Elevators, cranes, and hoists benefit from the slip ring motors' adjustable speed and high-torque capabilities.

Fans and blowers:
HVAC systems and industrial ventilation rely on slip ring motors' smooth start-up and variable speed control for efficient operation.

Excavators and winches:
The load-carrying capacity and the flexibility provided by slip ring motors serve heavy-duty construction and mining equipment well.
Construction of a Slip Ring Induction Motor
Firstly, let's begin with the stator. the stator is the part of the induction motor that always remains stationary. A stator winding is positioned within the stator of the induction motor, afterward, a three-phase supply is then given to it.
Next comes the rotor, this is the part of the motor which is designed to have the ability to rotate. The rotor is attached to the automated load via the shaft. With a slip ring induction motor, the rotor is called a wound rotor motor due to it being wound with three-phase windings.
The main reason we decide to use three-phase windings as numerous rotor turns boosts secondary voltage in the circuit as well as largely diminishing the overall amount of current flowing through the slip rings. This prevents the motor from burning out like with other induction motors. Typically, wires are used for a winding however other things such as straps and bars can also be opted for.
A slip ring is a ring in a dynamo or electric motor which is attached to and rotates with the shaft, in turn passing an electric current to a circuit through a brush that is fixed to the shaft and is pressing against it. Slip rings are used in motors as a way of adding resistance to the rotor windings as adjusting the resistance allows the complete control of speed/torque characteristic of the individual motor.
Precautions
Before starting a slip ring motor, it is crucial to conduct pre-startup checks. Ensure that all control and protection devices, such as contractors, overcurrent relays, and thermal overload relays, are in proper working condition. Verify that the mechanical load is appropriately disconnected from the motor, and the motor is in a suitable operating condition.
Implementing appropriate motor protection measures is essential to ensure the motor's safe operation during startup and regular operation. Thermal overload protection, overcurrent protection, and voltage monitoring devices should be installed to prevent damage to the motor due to excessive temperature or electrical faults.
During motor startup, closely monitor the motor's behavior, including parameters such as current draw, voltage fluctuations, and any abnormal signals. Adjust the starting method or parameters as necessary to optimize motor performance and protect it from excessive stresses.
It is essential that personnel involved in starting slip ring motors are adequately trained on the specific procedures and safety precautions. Emphasize the importance of following manufacturer guidelines and safety regulations to mitigate risks during motor startup.
Customization
Exclusive company logo design.
Product customization, sample customization.
Website design.
Provide sales materials, such as taking product pictures and videos for free, formulating brochures or promotional posters.
Make one-to-one sales plans, clarify goals and product sales plans.
Packaging & Delivery:

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FAQ
As one of the leading slip ring motor manufacturers and suppliers in China, we warmly welcome you to buy high-grade slip ring motor made in China here from our factory. All our products are with high quality and competitive price.
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