Yb Series Safety Asynchronous Electric Ex Proof Motor Three Phase Induction Motor
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Product Highlights
- High Safety & Low Noise: Explosion-proof design with excellent performance, low noise and vibration for industrial safety.
- Wide Power Range: Available in YBX3, YBX4, YBX5 series ranging from 0.18KW to 315KW.
- Customizable Voltage: Supports 380V, 660V, 380V/660V, and customized voltage options.
- Customizable Frequency: Standard 50Hz with 60Hz available, supporting customized frequency requirements.
- High Altitude Support: Standard for altitude under 1000m, with higher altitude support available via customization.
- Certified Quality: Certified with ISO9001 and CCC standards for reliability.
- Explosion-Proof Grade: ExdIIBT4Gb grade, suitable for coal mines and explosive gas environments.
Product Attributes
- Application
- Industrial
- Operating Speed
- Constant Speed
- Number of Stator
- Three-Phase
- Model NO.
- YB
- Species
- Explosion-Proof Three-Phase
- Rotor Structure
- Squirrel-Cage
- Casing Protection
- Explosion-Proof Type
- Number of Poles
- 2.4.6.8.10.
- Starting Mode
- Direct on-line Starting
- Certification
- ISO9001, CCC
- Brand
- Milestone
- Item
- Three Phase Ex Proof Motor
- Phase
- Three Phase
- Voltage
- 380, 660V, 380V/660V, Customized
- Temperature
- - 15~40 Degree
- Rated Output
- 0.18-315kw (0.25-425HP)
- Rated Frequency
- 50Hz(60Hz Available)
- Duty
- S1
- Cooling Method
- IC411
- Protection Feature
- IP55
- Insulation Class
- F Class
- Working Condition
- Not Exceeding 1000m Above Sea Level
- Transport Package
- Wooden Case
- Specification
- According Frame Size
- Trademark
- Milestone
- Origin
- China
- HS Code
- 850152
- Production Capacity
- 200, 000 Sets/Annual Output
- Package Size
- 95.00cm * 65.00cm * 67.00cm
- Package Gross Weight
- 392.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
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Product Description
Explosion-proof motor is one of the important electrical products in the petroleum, chemical and coal industries. Our explosion proof motor has high operational safety, excellent performance, low noise and vibration and meets the need of environment protection.
For the explosion proof high efficiency electric motor, we have YBX3, YBX4, YBX5 series, from 0.18KW to 315KW. For different voltage, frequency and different power, we can do the customized.

The Conditions of Using of Electric/Electrical Induction Three Phase Ex-proof AC Motor
| 1. The altitude does not exceed 1000 meters. Higher altitudes support customization. |
| 2. The highest ambient air temperature, no more than 40 ° C. Higher temperature support customization. |
| 3. The power frequency of ex-proof AC motor is 50Hz(60Hz) ± 1%. |
| 4.The variation range of working voltage shall not be greater than ± 5% of rated voltage. |
| 5.The ex-proof electric AC motor rating is continuous duty S1. |
| 6.Explosion-proof grade ExdIIBT4Gb, suitable for electric drive in underground coal mine (non-mining working face)and factories containing explosive gas mixture in line with the above standard in the workplace. |
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI256373". Items marked "" are certified.
Company Profile
Milestone Motor, located in Hebei Province, covers an area of 141, 333 square meter, with total assets of 620 million yuan, more than 700 employees, 700 sets of domestic advanced production equipment and testing equipment, and an annual output of about 200, 000 motors.
Milestone Motor is the director unit of Small and Medium Motors Branch of China Electrical Appliance Industry Association, and one of the earliest enterprises to design, produce and promote new energy-saving Y-series motors in China; National large second tier enterprises and top 500 Chinese machinery enterprises. It has passed ISO9001 quality management system certification, ISO14001 environmental management system certification and ISO45001 occupational health and safety management system certification.
The company's main motor products include YE3 series ultra high efficiency three-phase asynchronous motors, YE2, YX3 series high efficiency three-phase asynchronous motors, YB3 series explosion-proof motors, medium high voltage motors and NEMA standard motors, with a total of 15 series and more than 3000 specifications.
YE3 series efficient motors
YB3 series flameproof efficient motors
Y, YKK series 6KV 10KV high-voltage motors
YVFKK series high-voltage variable frequency motors
Y3 series low-voltage high-power motors
YVF3 series low-voltage high-power variable frequency motors
Ultra efficient motors, etc. Have been developed.
The products have successively passed CE certification in the European Union, 3C compulsory product certification in China, CQC product certification, China energy-saving product certification, explosion-proof certification, KA or MA certification, etc.
Milestone devotes himself to the research of motor.
Milestone Motor short-term goal: Develop intelligent motor products and control; Intelligent production of batch products; Realize the refined management of products, subdivide products and markets, and become more refined and stronger; Special development, developing explosion-proof products with low competitiveness and high profit value; Cooperate with state-owned enterprises and central enterprises to develop products and improve the anti risk ability of enterprises; Establish a solid industry university research product transformation center with universities, and establish a national enterprise technology center.
Long term goal of Milestone Motor: Plan to list the company at an appropriate time, and make the company a domestic first-class and world leading innovative motor development and manufacturing enterprise.
Looking forwarder as the reliably partner for the motor development and business agent all over the world.
About Our Factory & Business Background
- Address
- Fifth Road, New District, High-Tech Zone, Hengshui, Hebei, China
Our Production Capability & Technical Expertise
FAQ
- What is the power range of the explosion-proof motor?
- The motor is available in YBX3, YBX4, and YBX5 series, covering a power range from 0.18KW to 315KW.
- Can the voltage and frequency be customized?
- Yes, we offer customized voltage options (380V, 660V, etc.) and frequency options (50Hz standard, 60Hz available).
- What certifications does the motor have?
- The motor is certified with ISO9001 and CCC standards.
- What is the explosion-proof grade of the motor?
- The explosion-proof grade is ExdIIBT4Gb, suitable for underground coal mines and factories with explosive gas mixtures.
- What is the duty cycle of the motor?
- The motor rating is continuous duty S1.
- What are the main applications for this motor?
- It is widely used in petroleum, chemical, and coal industries, as well as factories containing explosive gas mixtures.
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