- mark@maglevafrica.com
We offer a variety of state-of-the-art maglev solutions
Maglev South Africa provides a wide range of high-performance, energy-efficient solutions powered by advanced magnetic levitation (maglev) technology. Our products are designed to revolutionise industrial applications by reducing energy consumption, lowering maintenance costs, and enhancing environmental sustainability.
Maglev Turbo Blowers – Optimised for high energy efficiency and operational stability.
Maglev Air Compressors – Designed for superior compression efficiency with minimal energy loss.
Maglev Vacuum Pumps – Delivering unmatched suction power with reduced operational costs.
Maglev Water Chillers – Advanced cooling solutions that enhance energy efficiency and sustainability.
Maglev Flywheel Energy Storage – Cutting-edge energy storage technology ensuring stable power supply.
Our Permanent Magnet Synchronous Motors (PMSMs) integrate frequency conversion vector control, permanent magnet direct drive, and advanced microelectronics technology—eliminating the need for traditional deceleration devices and enhancing overall system performance.
What is the difference between a permanent magnet synchronous direct
drive motor and a normal electrical motor?
A permanent magnet synchronous direct drive (PMSM) motor differs from a typical electrical motor in its use of permanent magnets for the rotor and its direct drive application, which eliminates the need for gearboxes or other mechanical transmissions. This leads to increased efficiency, precision, and potentially lower maintenance needs compared to standard electric motors that often rely on electromagnets and gear systems.
1. Rotor Excitation
PMSM
The rotor contains permanent magnets (like those made of neodymium or samarium-cobalt) that generate a constant magnetic field. This eliminates the need for external power or field windings to energize the rotor.
Typically, the rotor is made of conductive material and relies on an electric current passing through windings to create a magnetic field. This is achieved through either electromagnets (AC or DC motors) or slip rings and brushes (DC motors).
PMSM
PMSMs are designed as direct drive motors, meaning they directly connect to the load without any intermediary components like gearboxes, belts, or chains.
Standard Electric Motor
Many standard electric motors require gearboxes or other mechanical transmissions to achieve the desired speed and torque for specific applications.
PMSM
PMSMs offer higher efficiency (especially at higher speeds) because they avoid transmission losses and have lower friction. They also provide higher torque density, meaning they produce more torque in a smaller package. Their precise control capabilities also contribute to improved performance in many applications.
Standard Electric Motor
Standard motors can have lower efficiencies, particularly at partial loads, and may require more maintenance due to the complexity of their mechanical components.
PMSM
PMSMs are increasingly used in applications requiring high precision, efficiency, and reliability, such as industrial automation.
Standard Electric Motor
Standard electric motors are widely used in various applications, from household appliances to industrial machinery.
PMSM
Direct drive PMSMs typically require less maintenance because of their simpler construction and fewer moving parts.
Standard Electric Motor
Motors with gearboxes and other mechanical components may require more frequent maintenance due to wear and tear on these parts.
Summary
In essence, PMSMs represent an evolution in electric motor technology, offering advantages in efficiency, precision, and reduced maintenance, especially when used in direct drive configurations.
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Performance
|
Tianrui PMSM
|
Ordinary Asynchronous Motor
|
|---|---|---|
|
Energy Efficiency Level and Energy Saving Effect
|
All products meet or exceed the domestic level 1 energy efficiency (IE 5), with a comprehensive efficiency of 90%–97%, or even higher.
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At present, most three-phase induction motors are the three-level energy efficiency (IE 1) standard, with a comprehensive efficiency of 65%–95%.
|
|
Stability Capacity and Overload Capacity
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Strong large load unloading capacity, overload capacity no less than 1.5 times with good stable operation performance.
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The instantaneous overload capacity is relatively weak.
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Shock Noise
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Small vibration, low noise.
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High vibration, high noise.
|
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Maintenance Period
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Relative asynchronous motor with speed reducer system. Simple maintenance, long period.
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Frequent maintenance with short period, complex maintenance and heavy work.
|
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Impact on the Grid
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High power factor, close to 1, improves the power grid quality factor.
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A low power factor, with only 0.85–0.92. Reduces power grid quality and increases the apparent power.
|
|
Performance
|
Tianrui PMSM
|
Ordinary Asynchronous Motor
|
|---|---|---|
|
Energy Efficiency Level and Energy Saving Effect
|
All products meet or exceed the domestic level 1 energy efficiency (IE 5), with a comprehensive efficiency of 90%–97%, or even higher.
|
At present, most three-phase induction motors are the three-level energy efficiency (IE 1) standard, with a comprehensive efficiency of 65%–95%.
|
|
Stability Capacity and Overload Capacity
|
Strong large load unloading capacity, overload capacity no less than 1.5 times with good stable operation performance.
|
The instantaneous overload capacity is relatively weak.
|
|
Shock Noise
|
Small vibration, low noise.
|
High vibration, high noise.
|
|
Maintenance Period
|
Relative asynchronous motor with speed reducer system. Simple maintenance, long period.
|
Frequent maintenance with short period, complex maintenance and heavy work.
|
|
Impact on the Grid
|
High power factor, close to 1, improves the power grid quality factor.
|
A low power factor, with only 0.85–0.92. Reduces power grid quality and increases the apparent power.
|
|
|
TRYC
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TR-YD
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TRYG
|
TR-YDG
|
|---|---|---|---|---|
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Rated Voltage (V)
|
380
|
380
|
6000/10000
|
6000/10000
|
|
Rated Frequency (Hz)
|
50
|
50
|
50
|
50
|
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Power Range (kW)
|
5.5~280
|
50~315
|
185~8000/280~2800
|
250~1400
|
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Axis Center Height (mm)
|
132~355
|
|
355~1000
|
|
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Maximum Torque Multiple
|
2.2
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2.2
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2.2
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2.2
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Speed (r/min)
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500~3000
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50~600
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750~1500
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60~90
|
|
Power Factor
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0.97
|
0.97
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0.96
|
0.96
|
|
Insulation Level
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F
|
F
|
F
|
F
|
|
Protection Level
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IP54
|
IP54
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IP54
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IP54
|
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Operation Mode
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S1
|
S1
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S1
|
S1
|
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Cooling Method
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Air-Cooled
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Air-Cooled
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Air-Cooled
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Air-Cooled
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Installation Method
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B3/B5/B35
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B3/B5/B35
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B3/B5/B35
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B3/B5/B35
|
|
Usage Conditions
|
Between -20°C and 60°C, when the operating ambient temperature is exceeded, the bearing lubricating grease model should be adjusted
|
Between -20°C and 60°C, when the operating ambient temperature is exceeded, the bearing lubricating grease model should be adjusted
|
Between -20°C and 60°C, when the operating ambient temperature is exceeded, the bearing lubricating grease model should be adjusted
|
Between -20°C and 60°C, when the operating ambient temperature is exceeded, the bearing lubricating grease model should be adjusted
|
|
Model Description
|
Low Pressure Conventional Direct Drive
|
Low Pressure, Low Speed, High Torque Direct Drive
|
High Pressure Conventional Direct Drive
|
High Pressure, Low Speed, High Torque Direct Drive
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Proven Performance: Backed by over 500 intellectual properties and 14 technological awards.
Global Recognition: Featured in national energy-saving technology catalogues.
Eco-Friendly Solutions: Actively contributing to the carbon neutrality strategy.
For inquiries about our cutting-edge maglev technology, contact us today!
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Maglev South Africa © 2025
Website by Cameron Harrison
Maglev South Africa © 2025
Website by Cameron Harrison
