AC motor
synchronousthree-phaseiron-core

AC motor - Santroll Electric - synchronous / three-phase / iron-core
AC motor - Santroll Electric - synchronous / three-phase / iron-core
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Characteristics

Type
AC, three-phase, synchronous
Configuration
permanent magnet, ultra-compact, small-size, lightweight, iron-core
Protection class
IP67, waterproof, reinforced, dust-proof, maintenance-free, EMC, sealed, for harsh environments
Cooling mechanism
liquid-cooled
Applications
industrial, for pump, for fans, for the oil and gas industry, for water pumps, heavy-duty, propulsion, for drones, oil pump
Other characteristics
high-speed, micro generator, motor design
Power

Max.: 250,000 W
(339.91 hp)

Min.: 0 W
(0 hp)

Torque

Max.: 79 Nm
(58.26741 ft.lb)

0 Nm
(0 ft.lb)

Min.: 0 Nm
(0 ft.lb)

Rotational speed

32,000 rpm
(201,061.9298 rad.min-1)

Diameter

440 mm
(17.32 in)

Description

High-Speed Permanent Magnet Synchronous Motor Powering the Future with Efficiency and Precision The High-Speed Permanent Magnet Synchronous Motor (HS-PMSM) delivers unmatched performance for modern industries that demand compact size, lightweight construction, and extreme efficiency. With speeds up to 32,000 rpm, 200 kW rated power, and 97.38% peak efficiency, this motor represents a breakthrough in high-speed, high-performance drive technology. Key Features ● Ceramic-Sprayed Shaft – Ultimate Bearing Protection At ultra-high speeds, electrical discharge can occur between the shaft and bearing, leading to pitting and corrosion. The HS-PMSM adopts a ceramic-sprayed shaft that prevents electrical erosion, ensuring long-term durability and consistent performance. This advanced insulation technology safeguards the bearing system, reduces maintenance, and extends operational life even under extreme conditions. ● Hydraulic Bearings – Reliable, Long-Life Support The motor integrates hydraulic bearings that provide superior axial and radial load capacity. By eliminating metal-to-metal contact, hydraulic bearings drastically reduce friction and vibration, achieving quiet, stable operation and a long maintenance cycle. This design guarantees smooth rotation, enhanced mechanical balance, and reliability at speeds exceeding 30,000 rpm. ● Dual-Unit Magnetic Decoupling – Redundant Safety, Smarter Design Safety and reliability are built into the core of this system. Using a dual-unit design with magnetic circuit decoupling, each unit operates independently, offering redundant protection and higher safety margins. If one circuit is disrupted, the other can achieve a safe system shutdown — ensuring continued control and operational security under any condition. ● Efficient Water Cooling – Continuous High-Speed Performance The HS-PMSM uses direct water cooling to manage heat effectively and maintain consistent temperature distribution. This advanced thermal design supports continuous operation at maximum load without efficiency loss. It extends the life of internal components, maintains magnetic stability, and ensures long-term reliability even under demanding environments. With its permanent magnet rotor, the HS-PMSM eliminates rotor copper losses and achieves over 97% conversion efficiency. Compared to traditional induction motors, it delivers higher torque density, better dynamic response, and significantly lower energy consumption — all within a compact, 68 kg frame. The result is a power solution that is lighter, faster, and more energy-efficient — ideal for equipment where every gram and every watt count. Engineered for Excellence Precision engineering ensures that every detail of the HS-PMSM contributes to superior performance. The motor’s optimized electromagnetic design maximizes torque output while minimizing loss. High-strength materials and precision balancing enable smooth, stable operation at high rotational speeds. Combined with automated winding and assembly, each motor is manufactured with unparalleled consistency and quality. Built for Performance and Reliability Each component of the HS-PMSM is crafted to deliver durability and stability: Ceramic insulation prevents corrosion and electrical damage. Hydraulic bearings guarantee vibration-free operation. Magnetic decoupling enhances safety and redundancy. Water cooling ensures steady temperature control. These technologies work together to create a motor that operates reliably in the most demanding environments — with minimal maintenance and maximum uptime. Designed for Versatile Applications The HS-PMSM is the preferred solution for industries requiring compact, efficient, and high-speed power systems: Aerospace: lightweight high-speed drives for turbines and actuators Energy: high-efficiency turbo generators and compressors Industrial Automation: precision spindles and advanced manufacturing tools Transportation: electric turbochargers and next-generation traction systems Its flexible architecture allows easy customization to meet specific industry needs, ensuring top performance in every application. Smart, Sustainable, and Future-Ready By combining permanent magnet technology, intelligent cooling, and precision engineering, the HS-PMSM helps users reduce energy costs and carbon emissions. Its high efficiency and long service life translate into lower total cost of ownership, making it a key enabler of sustainable, future-oriented manufacturing and energy systems. The motor’s innovative design not only improves performance but also supports global goals for cleaner, more efficient technology. Experience the Power of Innovation The High-Speed Permanent Magnet Synchronous Motor defines a new standard for efficiency, reliability, and intelligent engineering. From its ceramic-insulated shaft to its hydraulic bearings and water-cooled system, every innovation serves one purpose — to deliver unrivaled performance at every revolution. Speed. Stability. Sustainability. That’s the power of our High-Speed Permanent Magnet Synchronous Motor.

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Exhibitions

Meet this supplier at the following exhibition(s):

iVT Expo USA
iVT Expo USA

19-20 Aug 2026 Chicago (USA - Illinois) Stand 920

  • More information
    EV Tech Expo Europe

    7-09 Oct 2026 bologne (Italy) Hall 1 - Stand K70

    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.