SRPM112H4F7-5C 3-Phase 7.5KW 24000RPM High Speed PM Motor 95.5% Efficiency

Product Overview

The 3-phase 7.5KW 24000RPM high speed PM motor (Model: SRPM112H4F7-5C) represents a specialized engineering solution designed for demanding industrial environments where space, energy consumption, and continuous output are critical factors. Encased in a precision-machined housing that feels cool and solid to the touch, this permanent magnet motor integrates advanced three-phase AC drive mechanics to deliver a rated power of 7.5KW and an ultra-high working speed of 24000rpm. Operating with an exceptional efficiency rating of 95.5%, it actively minimizes electrical waste while generating a highly stable torque output of 2.98 N.m. Engineered for relentless continuous operation, this unit features H-class insulation and an IP54 dust-proof and water-proof rating. Whether exposed to airborne particulates or occasional moisture, the internal components remain fully protected, ensuring that facility managers and procurement engineers can rely on consistent mechanical performance without unexpected downtime.

Key Product Features

Superior Permanent Magnet Technology

At the core of this high speed PM motor lies a foundation of high-performance rare earth permanent magnet materials, completely replacing traditional winding structures. This structural shift drastically increases torque density and electrical efficiency. During manufacturing, the internal components undergo rigorous vacuum impregnation and precision dynamic balancing tests, guaranteeing absolute stability even when spinning at 24000RPM. Furthermore, this design approach significantly reduces the physical footprint, bringing the net weight down to a manageable 19KG. Built with international standard mounting dimensions, the unit allows for error-free, direct replacement of older, inefficient induction motors. This compatibility drastically reduces the labor, time, and financial costs associated with upgrading factory equipment.

Exceptional Energy Efficiency & Continuous Operation

Operating at a 95.5% efficiency rating, this motor actively translates electrical input into mechanical power, noticeably reducing monthly energy expenditures for heavy industrial facilities. It is rated for an S1 duty type, meaning it is engineered to run 24 hours a day, 7 days a week under constant load without thermal degradation. The integrated forced air cooling mechanism rapidly expels internal heat, maintaining optimal operating temperatures. To improve the factory floor environment, the electromagnetic and mechanical structures have been heavily optimized to control noise and vibration. Emitting a low-decibel hum (under 70dBa) and generating minimal structural vibration, it prevents premature wear on connected machinery and creates a safer, quieter workspace for operators.

Enhanced Environmental Protection & Safety

Industrial environments are notoriously harsh, which is why this 3-phase 7.5KW high speed motor is fortified with an IP54 protection rating, effectively sealing the internal mechanics against intrusive dust and splashing liquids. The H-class insulation provides outstanding thermal stability, safeguarding the electrical pathways against short circuits during intense operational spikes. Beyond standard protections, this motor is tested against extreme operational limits. It maintains consistent functionality across a broad ambient temperature range from -15℃ to +40℃ and handles specific high-altitude constraints effortlessly. Even during prolonged heavy-load cycles, the unit exhibits an exceptionally low temperature rise, proving its durability in the most punishing outdoor or unconditioned indoor industrial sites.

Technical Specifications

To assist engineers and technical buyers in precise equipment selection, we provide comprehensive performance data. Beyond the standard parameters listed below, this motor is backed by detailed efficiency curves, power factor charts, and rated versus peak torque comparisons. These hard data points confirm the motor's capability to handle sudden load variations while maintaining a stable power draw, ensuring it integrates perfectly into complex automated systems without triggering electrical faults.

Application Scenarios

High-performance Industrial Blowers & Fans

The 3-phase 7.5KW 24000RPM high speed PM motor serves as the primary driving force behind high-capacity industrial blowers and centrifugal fans. The ultra-high rotational speed translates directly into massive air displacement, creating the intense, rushing airflow necessary for rapid air compression. Facilities in metallurgy, electronics manufacturing, and food processing rely on this consistent air circulation to maintain strict ventilation standards, execute rapid dust removal, and accelerate moisture evaporation in large-scale drying tunnels.

Advanced CNC Machine Tool Spindles

Precision manufacturing requires components that operate with absolute mechanical exactness. When integrated into the spindles of CNC machine tools, this motor provides the rapid, unyielding rotation needed for milling and cutting hard metals and composites. Because the internal dynamic balancing keeps vibration to an absolute minimum, the cutting tools make cleaner contact with the raw materials. This directly improves the microscopic surface finish of the machined parts, reducing the need for secondary polishing and helping manufacturers meet strict dimensional tolerances.

Heavy-duty Material Handling Systems

In sprawling logistics centers, ports, and mining operations, conveyor belts and sorting mechanisms cannot afford to stop. This motor delivers the continuous torque required to move heavy, bulk materials across long distances. Its enclosed design and thermal resilience mean it can pull massive loads hour after hour without overheating, ensuring that material transportation remains uninterrupted even during peak operational shifts.

Brand & Quality Assurance

MC MOTOR is an established manufacturer dedicated to engineering industrial-grade motor solutions. The SRPM112H4F7-5C high speed PM motor is manufactured under strict ISO standards, with every phase—from the sourcing of rare earth metals to the final housing assembly—monitored by dedicated quality control specialists. To eliminate any concerns regarding international safety and environmental compliance, our production lines and products strictly adhere to CE, RoHS, and TS-16949 certification standards. Before leaving the facility, each unit is subjected to aggressive high-speed durability runs, temperature rise evaluations, and moisture resistance checks. We stand behind our engineering with a comprehensive one-year warranty, while our technical support team remains available 24/7 to assist with installation, troubleshooting, and maintenance inquiries.

Purchasing & Logistics Guide

Purchasing Process

Inquire: Click the “Inquire” button to submit your specific project requirements. We understand that industrial applications often require non-standard configurations. Our engineering team offers deep customization services, allowing you to modify power outputs, voltage levels, rotational speeds, IP ratings, and cooling methods (air or water cooling) to perfectly match your unique operational demands.

Negotiation & Confirmation: Our technical sales representatives will review your specifications and contact you to finalize the quotation, production timeline, and payment terms.

Order Placement: Upon agreement, you can securely finalize your transaction through our encrypted online payment portal.

Logistics & Delivery

We coordinate with major global freight networks to ensure your equipment arrives on schedule. For rapid deployment or sample testing, we utilize international express couriers like DHL and FedEx, typically delivering within 3 to 7 working days. For larger production runs, we arrange cost-effective sea or air freight. To prevent transit damage, every motor is bolted and sealed inside thick, anti-collision wooden cases that absorb physical impacts during loading and unloading. Real-time tracking information is provided immediately upon dispatch.

Call to Action

Upgrading your facility's drive systems is a direct investment in long-term operational efficiency. If your project requires the specific capabilities of the 3-phase 7.5KW 24000RPM high speed PM motor, take the next step today. Click the “Add to Basket” button to secure your standard unit, or click “Inquire” to discuss custom modifications with our engineering team. MC MOTOR provides the mechanical reliability and technical backing necessary to reduce energy overhead, minimize maintenance downtime, and increase the overall productivity of your industrial equipment.

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