YEJ Series Brake AC Motor – 0.12-22kW, 1000-3000 RPM

YEJ Series Brake AC Motor – 0.12-22kW, 1000-3000 RPM
The DongQi® YEJ Series Electromagnetic Brake 3 Phase Asynchronous Motors, designed to IEC standards, feature a cast aluminum housing with a square ABB Motor design and detachable mounting feet. Equipped with 96V DC electromagnetic brakes, these induction motors offer dustproof and waterproof performance, low noise, low vibration, and energy efficiency, ensuring a long service life. With power outputs from 0.12kW to 22kW and speeds of 1000-3000 RPM, the YEJ Series is ideal for industrial applications requiring precise braking and reliable operation.
Applications of YEJ Series Brake AC Motor
The YEJ Series excels in industrial applications requiring controlled stopping, including:
Conveyors – Precise braking for material handling in manufacturing and logistics.
Hoists and Cranes – Reliable power and braking for safe lifting operations.
Machine Tools – Supports accurate stopping in CNC and cutting equipment.
Pumps and Fans – Efficient drive with controlled braking for HVAC and fluid systems.
This brake AC motor is perfect for high-efficiency, safety-critical industrial tasks.
Advantages of YEJ Series Brake AC Motor
Key benefits include:
Electromagnetic Braking – 96V DC brakes ensure precise and reliable stopping.
Energy Efficiency – Optimized design reduces power consumption.
Low Noise and Vibration – Precision components ensure smooth, quiet operation.
Dustproof and Waterproof – IP54/IP55/IP56 ratings for harsh environments.
Long Service Life – Durable aluminum housing and premium bearings enhance reliability.
Customizable Mounting – Detachable feet with multiple options (B3, B5, B14, B34, B35).
High-Quality Components – C&U, NSK, or SKF bearings and silicon steel cores for performance.
Technical Parameters of YEJ Series Brake AC Motor
Parameter Specification
Power 0.12 kW~22 kW (0.16HP30HP)
Output Speed 3000 RPM, 1500 RPM, 1000 RPM
Poles 2P, 4P, 6P
Voltage 380V
Frequency 50Hz/60Hz
Frame Sizes H63~H180
Shaft Diameter Φ11~Φ48
Ingress Protection IP54, IP55, IP56
Insulation Level F
Duty Continuous duty (S1)
Cooling IC411
Brake 96V DC Electromagnetic Brakes
Mounting Options IM B3, B5, B14, B34, B35
Main Components
Housing
Material: Die-casting aluminum for lightweight durability and corrosion resistance.
Design: Square ABB Motor design with detachable feet for flexible mounting.
Shaft
Material: 40Cr steel for high strength and wear resistance.
Feature: Precision-machined for reliable power transmission and braking.
Magnet Wires
Type: QZ-2/155, QZ-2/180 for superior thermal and electrical performance.
Feature: Ensures efficient operation under continuous duty.
Stator & Rotor Core
Material: Silicon steel sheets (DW470, DW600) for enhanced magnetic efficiency.
Feature: Minimizes energy loss and boosts motor performance.
Bearings
Brands: C&U, NSK, or SKF for high reliability and low friction.
Feature: Supports smooth operation and extended motor lifespan.
Brake
Type: 96V DC electromagnetic brakes for precise and reliable stopping.
Feature: Enhances safety in applications requiring controlled deceleration.
Models and Variants
YEJ Series: Frame sizes H63~H180, power 0.12-22kW, poles 2P, 4P, 6P, speeds 1000-3000 RPM.
Mounting Variants: IM B3, B5, B14, B34, B35 for versatile installation options.
Safety Features
The YEJ Series Brake AC Motor ensures safe operation through:
Electromagnetic Braking – 96V DC brakes provide precise stopping for safety-critical tasks.
Dustproof and Waterproof Housing – IP54/IP55/IP56 ratings protect against environmental hazards.
High Insulation Level – Class F insulation for thermal stability and safety.
Premium Bearings – C&U, NSK, or SKF bearings reduce wear and enhance reliability.
Continuous Duty (S1) – Designed for safe, non-stop operation in demanding conditions.
Customization Options
Power Range: 0.12-22kW (0.16-30HP) for diverse industrial needs.
Speed Options: 1000, 1500, 3000 RPM (2, 4, 6 poles) for precise control.
Frame Sizes: H63~H180 for compact or larger setups.
Mounting Types: B3, B5, B14, B34, B35 for flexible installation.
Shaft Diameter: Φ11~Φ48 for compatibility with various systems.
Installation and Maintenance
Mounting Types: IM B3, B5, B14, B34, B35 for versatile setups.
Maintenance: Inspect bearings, magnet wires, and brake system annually; clean housing to prevent dust buildup.
Cooling: IC411 self-ventilation for efficient heat dissipation.
Economic Benefits
Energy Efficiency – Optimized design reduces power consumption and operating costs.
Long Service Life – Durable aluminum housing and quality components minimize replacements.
Low Maintenance – Reliable bearings and brakes reduce upkeep expenses.
Cost-Effective Installation – Detachable feet and multiple mounting options simplify setup.
Why Choose the YEJ Series Brake AC Motor?
The YEJ Series Brake AC Motor from DongQi delivers high-efficiency, low-noise performance with precise electromagnetic braking for industrial applications. With a 0.12-22kW power range, 1000-3000 RPM speeds, and a dustproof, waterproof design, it’s ideal for conveyors, hoists, and machine tools. Its robust construction ensures reliable, cost-effective operation.
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