
WOLONG
Wolong Electric Group Co., Ltd.
Global leader in electric motor and drive manufacturing. 40+ production sites in 10 countries, 15,000 employees, $5.4B in assets. Brand portfolio: ATB Motors, Brook Crompton, Schorch, Olivibra.
Motors

Standard Induction Motors
Standard three-phase asynchronous motor with optimized cooling and advanced insulation system. IE3, IE4, IE5 efficiency classes. Aluminum frames (IEC63–160) and cast iron frames (IEC80–355).
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Low Voltage High Power Motors
Low voltage high power asynchronous motors: 200–1400 kW, IE3/IE4, frame sizes IEC 400–500, voltages 380/660 V, 2–10 poles, IP55, IC411, insulation class F/B. CE/CCC certified. Compliant with IEC 60034-1/30-1, GB/T 755, GB 18613.
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Explosion-Proof HV Motor
Flameproof high-power HV motor. High structural strength, low vibration and noise. For hazardous zones in oil & gas, coal mines, chemical production.

Totally Enclosed Fan-Cooled HV Motor
Compact high-efficiency totally enclosed fan-cooled HV motor. Used in safe area compressors, pumps, fans. Marketed under YXKK brand in the Chinese market.
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Water-Air Cooled HV Motor
Water-air cooling for ultra-high power motors. Enhanced heat dissipation, wide power range. For heavy-duty applications in power generation and petrochemistry.

Air-Cooled HV Motor
Air-air cooled motor (IC611/616/666). Range 160–20,000 kW, 3–13.8 kV, frames H355–1400. Efficiency IE4 and above, vibration ≤1.2 mm/s, up to IP66. Compliance with IEC, NEMA, API, ATEX.

Permanent Magnet Synchronous Motors
Ultra-high efficiency variable frequency permanent magnet synchronous motors with rare earth magnets. IE4/IE5 efficiency, higher power density and smaller frame vs induction motors. Range 0.18–315 kW, IEC56–315, IP55, IC411/416. Up to 15 dB(A) noise reduction vs IM.

Low Voltage Explosion-Proof Motor
High efficiency flameproof three-phase asynchronous motor jointly developed by European and Asian teams. Frames H80–H355, power 0.75–375 kW, 220/380/400/690 V, IP55, IC411, IE3, insulation F. Ex db IIB/IIC T4 Gb, ATEX certified.

WPN Series (International Standard)
Asynchronous motors with advanced foreign technology. Spare parts interchangeable with international equivalents. Frames H90–H315, 0.18–315 kW, 380/400 V, IP55/54/56, IC411, class F. IEC and NEMA compliant. For export equipment and replacements.

Flameproof Induction Motor for Coal Mines
Flameproof three-phase asynchronous motor for coal mines. Enhanced starting characteristics, high reliability in underground conditions. ExdI/ExdIMb protection for methane-coal dust atmospheres.
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High-Performance Explosion-Proof Asynchronous Motor
Fully enclosed, self-fan-cooled, squirrel-cage, high-efficiency flameproof three-phase asynchronous motor. Power 0.12–630 kW, frames 63–400, 2–16 poles, 380/660/400/690/415/720/440/460 V, IP55 (IP56/65/66 options), IC410/411, insulation 155(F). Ex d IIB T4 Gb, Ex d IIC T4 Gb. ATEX, IECEx, GOST certified.

Marine Asynchronous Motor
Ultra-high efficiency (IE3) three-phase marine asynchronous motor in a cast-iron frame. 380–690 V, 50/60 Hz, IP55/IP56, IC411 cooling, F/H insulation, S1/S2/S6 duty. DNV certified (rules for classification of ships and offshore units). For marine pumps, fans, compressors and deck machinery.

Marine Flameproof Motor
Marine flameproof high-efficiency (IE3) three-phase asynchronous motor. Frame 63–400 mm, 0.37–375 kW, 2–16 poles, 380/660/1140 V, IP55, TEFC (IC411) cooling, F insulation. Protection Ex d IIB T4 Gb / Ex d I Mb / Ex d IIC T4 Gb. Tropical anti-corrosion (THWF) execution for salt mist, vibration and roll. For ship propulsion, pumps, winches. ATEX/IECEx, GOST certified.
Electronics

General-Purpose AC Drive
New generation high-performance general-purpose VFD. Supports IM, PMSM and SynRM motors. Efficiency ≥96%. Built-in PLC, vector control.
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International Grade AC Drive
High-performance VFD with CE, UL, EAC certifications. For high-end international applications and export equipment.
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Medium Voltage VFD
Medium voltage variable frequency drive for critical industrial applications. Vector control, high reliability. Applications: metallurgy, pulp & paper, oil & gas, mining, harbors.
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High Voltage VFD
High voltage VFD 3300/6000 V, 3.5 MVA – 20 MVA power. ANPC technology, vector/V/F/servo control, max torque 150–250%. Operating range -10°C to +40°C, IP20–IP54. For large industrial drives in power, oil & gas, metallurgy.
Marine Solutions

Marine Flameproof Motor
Marine flameproof high-efficiency (IE3) three-phase asynchronous motor. Frame 63–400 mm, 0.37–375 kW, 2–16 poles, 380/660/1140 V, IP55, TEFC (IC411) cooling, F insulation. Protection Ex d IIB T4 Gb / Ex d I Mb / Ex d IIC T4 Gb. Tropical anti-corrosion (THWF) execution for salt mist, vibration and roll. For ship propulsion, pumps, winches. ATEX/IECEx, GOST certified.

Marine Asynchronous Motor
Ultra-high efficiency (IE3) three-phase marine asynchronous motor in a cast-iron frame. 380–690 V, 50/60 Hz, IP55/IP56, IC411 cooling, F/H insulation, S1/S2/S6 duty. DNV certified (rules for classification of ships and offshore units). For marine pumps, fans, compressors and deck machinery.
Special Drive Solutions (SDS)

OLI MVE Industrial Vibrators
Industrial electromagnetic and electromechanical vibrators by Olivibra (Wolong Group brand). Used in bulk material handling, compaction, screening and discharge systems. For cement, metallurgy, mining, processing industries.
Download PDF CatalogFAQ — WOLONG
What equipment does SDS supply from WOLONG?
SDS delivers the full WOLONG product range including motors, electronics and special drive solutions (sds). Detailed series, sizes and technical specifications are available on this page; full PDF catalogues can be downloaded from the Catalogues section.
In which industries is WOLONG equipment used?
WOLONG equipment is applied in petrochemical, oil & gas, mining & mineral processing and power generation and other industries. We select a specific model for your duty cycle, load profile, working environment and ambient conditions.
What is the warranty and lead time for WOLONG?
Standard manufacturer warranty — 12 months from commissioning, no more than 18 months from shipment. Production lead time is 4–16 weeks depending on specification (the equipment is manufactured in China, Shaoxing). Delivery to Russia is by road transport. Detailed terms are on the Terms of Cooperation page.
How to order WOLONG equipment from SDS?
Send a technical request with operating parameters and requirements. Within one business day we prepare a technical-commercial proposal with firm pricing and delivery schedule. Default Incoterms — DDP (with EAEU certification and customs clearance included).
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