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asynchronous motor with squirrel cage

Series:YFBX4
Voltage range:380V,660V,415V,380/660V,660/1140V
Power range:0.55-315 kW
Application:medicine, textile, metallurgy, grain processing, feed processing, fertilizer, tobacco, papermaking, synthetic materials, building materials and other places where combustible dust exists.
Advantage: high efficiency, low noise, small vibration, excellent performance, safe and reliable use.
Others: SKF, NSK, FAG bearings can be replaced according to customer requirements.
Explosion-proof mark: Ex tD A21 IP65 T 130℃, Ex tD A22 IP65 T 130℃, Ex tD A22 IP55 T 130℃".
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  • Product Description

Asynchronous Motor with Squirrel Cage Manufacturer and Supplier

Shaanxi Qihe Xicheng Electromechanical Equipment Co., Ltd. specializes in providing industrial-grade aSynchronous Motor with squirrel cage solutions engineered for demanding operational conditions. Our flagship YFBX4 series delivers IEC IE4 ultra-premium efficiency and GB 18613-2020 Class 2 energy efficiency standards, specifically designed for combustible dust environments. We have strong agreements with 30+ worldwide motor manufacturers like ABB, Siemens, Wolong and XEMC to ensure you obtain power equipment with proven reliability and energy optimisation.

Pain Points vs. Solutions

Your Challenge

Our Solution

Dust accumulation causing ignition risks in Zone 20-22 areas

Fully enclosed cast iron housing with multi-layer sealing and ≤130℃ surface temperature control

Energy waste from inefficient motors

IE4 ultra-premium efficiency reducing energy consumption by 15-25% vs. IE2 motors

Downtime from premature motor failure in harsh environments

Thickened housing, F-class insulation, and dust-proof wiring chamber extending service life

Inconsistent voltage requirements across sites

Flexible voltage options: 380V/660V/660/1140V 50Hz, customizable 400V/440V/60Hz

Technical Advantages of asynchronous motor with squirrel cage

Your operations demand motors that perform under extreme conditions. Our asynchronous motor with squirrel cage design delivers:

Explosion-proof integrity: Ex tb IIIB/IIIC T130Db according to GB/T 3836.31-2021, which prevents igniting of dust layer by controlling surface temperature.

Energy Efficiency: IE4-rated motors drastically save operating cost. A 100kW IE2 motor for example consumes 730,000 kWh per year, whilst our IE4 counterpart uses just 620,000 kWh saving 110,000 kWh per year.

Solid Construction: High quality SKF/NSK/FAG bearings and precision balanced rotors for reduced vibration. IC411 self-fan cooling ensures thermal stability even during prolonged S1 duty cycles.

Flexible Setup: Frame sizes H80 to H355, power range 0.18-315kW and a variety of pole configurations (2/4/6/8/10/12/16P) to choose the precise torque-speed combination you desire.Explosion-proof motor​​​​​​​

Manufacturing Process

SAP management systems are used for factory-level quality control:

Material Selection: Use of high purity copper bars for rotor cages and silicon steel laminations to minimise Eddy current losses

Pressure Die Casting Precision: Balanced electromagnetic performance from automatic squirrel cage rotor construction

Multi-Stage Testing: Insulation resistance, high-potential and no-load current are tested for each unit

Final Calibration: Vibration analysis and thermal imaging confirm preparation for shipping

Industry Applications

Our motors power critical operations across:

· Grain Processing: Conveyors and milling equipment in flour mills handling combustible grain dust

· Woodworking: Sawmills and CNC routers operating in wood dust Zones 21-22

· Chemical Manufacturing: Mixers and pumps in facilities with organic dust hazards

· Pharmaceutical: Tablet presses and powder handling systems requiring clean yet explosion-proof solutions

· Metalworking: Grinding and polishing stations generating conductive metal dustapplication

Customization Capabilities

We adapt motors to your specific requirements:

· Voltage/frequency modifications for international projects

· Extended shaft configurations for direct coupling

· Special IP ratings (IP56/IP65) for high-pressure washdown environments

· Mounting variations (B3/B5/B35/V1) to fit existing installations

· Thermal protection devices (PTC/PT100) integrated into windings

Reliability Testing & Certifications

All units carry:

· CCC & CE compliance for domestic and European markets

· ISO 9001:2000 quality management certification

· CRCC Ministry of Railways approval for transportation applications

· CQC & ZDHY environmental management validation

· UL & GOST for North American and Eurasian market access

Third-party testing confirms MTBF (Mean Time Between Failures) exceeding 40,000 hours under rated conditions.Certificate

Why Choose XCMOTOR

Trusted Supply Chain OEM parts from Tier-1 suppliers throughout the world, genuine quality, no intermediary markups.

Technical Expertise Our technical staff will assist with load calculations to make sure you choose the right motor series and frame size for your real operating requirements.

Responsive Service: Dedicated weekend assistance answers technical queries and after-sales concerns within 24 hoursminimizing your production disruptions.

Flexible Logistics: We set up multi-modal transport (sea/air/land) customised to your project schedule and budget.xcmotor

FAQ

Q: What is YFBX4 dust explosion-proof motor, and what energy efficiency standard does it reach?

A: YFBX4 is a high-efficiency dust-protected three-phase product developed on the YBX4 platform. It meets GB 18613-2020 Class 2 and IEC IE4 ultra-premium efficiency, specially designed for flammable dust hazardous areas.

Q: What are the standard dust explosion-proof marks of YFBX4, and which dust zones are applicable?

A: Standard marks: Ex tb IIIB T130Db, Ex tb IIIC T130Db, according to GB/T 3836.31-2021. Suitable for Zone 20, 21, 22 locations with grain, wood, plastic, metal and chemical dusts.

Q: What are the main technological aspects of YFBX4 series?

A: Frame size H80-H355, power 0.18-315kW, poles 2/4/6/8/10/12/16P, voltage 380V/660V/660/1140V 50Hz (400V/440V/60Hz customisable), IP55 standard (IP56/IP65 optional), F-class insulation, IC411 cooling, S1 duty.

Q: What is the structure design for YFBX4 dust explosion-proof?

A. (1) Thickened cast iron shell with multi-channel sealing; (2) Max. surface temperature 130; (3) Special dust-proof wiring box with sealed cable glands; (4) Fan cover gap optimised to avoid dust accumulation.

Q: What's the difference between YFBX4 dust explosion-proof motor and YBX4 gas flameproof motor?

A: YFBX4 limits surface temperature for dust ignition prevention; YBX4 uses flameproof clearance for gas isolation. YFBX4 has higher dust-tight sealing for fine powder, while YBX4 targets flammable gas/vapor environments.

Contact Us

Ready to upgrade your facility's power equipment with asynchronous motor with squirrel cage? Reach out to our technical team at XCMOTORs@163.com">xcmotors@163.com  for customized motor selection guidance and competitive quotations.

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