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{"title":"Advanced 206 Series EC Motor for 55" & 63" Industrial Exhaust Fans 1700W IP55","imgUrl":"https:\/\/img.chinax.com\/nimg\/18\/66\/663981b78514cd995d9cf72f10a8-200x200-1\/advanced_206_series_ec_motor_for_55_26quot_3b_26amp_3b_63_26quot_3b_industrial_exhaust_fans_1700w_ip55.jpg","attrs":{"Brand Name":"Terrui","Model Number":"206","Certification":"CE","Place of Origin":"China"}}
{"title":"High-Efficiency Direct-Drive EC Motor with IP55 Protection for HVAC and Large","imgUrl":"https:\/\/img.chinax.com\/nimg\/2a\/b7\/ab11f10f09adc0a38469a22321ee-200x200-1\/high_efficiency_direct_drive_ec_motor_with_ip55_protection_for_hvac_and_large_fan_systems.jpg","attrs":{"Brand Name":"Terrui","Model Number":"115-B","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"2150W Direct-Drive EC Motor for 72-Inch Heavy-Duty Ventilation with IP55","imgUrl":"https:\/\/img.chinax.com\/nimg\/7b\/64\/c00e6c0ea8b0ad94cc5100cf3df0-200x200-1\/2150w_direct_drive_ec_motor_for_72_inch_heavy_duty_ventilation_with_ip55_protection.jpg","attrs":{"Brand Name":"Terrui","Model Number":"254","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"Energy-Saving Maintenance-Free High Torque EC Motor for Industrial Fan OEM &","imgUrl":"https:\/\/img.chinax.com\/nimg\/ad\/da\/e334137135aac2aebc062c23f989-200x200-1\/energy_saving_maintenance_free_high_torque_ec_motor_for_industrial_fan_oem_26_upgrade.jpg","attrs":{"Brand Name":"Terrui","Model Number":"368-60","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"High Power Density EC Motor with Customizable Speed and IP55 Protection for HVAC","imgUrl":"https:\/\/img.chinax.com\/nimg\/a4\/68\/5c19221458edb36be4ac7952fa81-200x200-1\/high_power_density_ec_motor_with_customizable_speed_and_ip55_protection_for_hvac_26_pump_systems.jpg","attrs":{"Brand Name":"Terrui","Model Number":"308","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"Terrui 115-B High-Efficiency PMSM Motor with IP55 Dust & Water Resistance for","imgUrl":"https:\/\/img.chinax.com\/nimg\/2a\/b7\/ab11f10f09adc0a38469a22321ee-200x200-1\/terrui_115_b_high_efficiency_pmsm_motor_with_ip55_dust_26_water_resistance_for_maintenance_free_industrial_ventilation.jpg","attrs":{"Brand Name":"Terrui","Model Number":"115-50","Certification":"ISO9001","Place of Origin":"China"}}
{"title":"High-Efficiency 254 Series EC Motor for 72" & 78" Industrial Fans IP55 High","imgUrl":"https:\/\/img.chinax.com\/nimg\/7b\/64\/c00e6c0ea8b0ad94cc5100cf3df0-200x200-1\/high_efficiency_254_series_ec_motor_for_72_22_26_78_22_industrial_fans_ip55_high_torque_brushless_direct_drive_solution.jpg","attrs":{"Brand Name":"Terrui","Model Number":"254","Certification":"CE","Place of Origin":"China"}}
The Terrui 206 series is a high-torque, external rotor Permanent Magnet Synchronous Motor (PMSM) specifically engineered to adapt to your hardware without compromise. As a premier EC motor solution, the 206 model provides the quiet, direct-drive power required for precision HVAC and heavy-duty industrial fan systems. By flipping traditional motor logic and placing the rotor on the outside, this motor becomes the structural hub of your application, significantly reducing mechanical complexity and failure points.
Core Advantages
Integrated Power Efficiency: We embed the EC motor directly into your rotating components, eliminating mechanical coupling losses and creating a much shorter axial length for your overall system.
Smart Self-Cooling Design: In air-moving setups, the rotor surface of this EC motor is positioned directly in the flow. It is self-cooling by design, maintaining high efficiency even when operating at peak loads.
Real-World BOM Savings: Our re-engineered electromagnetic circuit utilizes a high-fill-factor winding to deliver maximum power with less copper. This makes the motor more compact and cost-effective for your Bill of Materials (BOM).
Direct-Drive Reliability: By removing belts and gearboxes—common failure points in traditional systems—this EC motor provides the reliable, maintenance-free operation required for industrial environments.
Key Features
Tailored Engineering: We provide custom shaft extensions, unique mounting flanges, and specific cable exits to adapt to your existing housing. We adapt to you so you don't have to redesign for us.
Fine-Tuned Intelligence: Our integrated drives support PWM, 0-10V, and Modbus/CANbus. We can pre-program the firmware to handle your specific ramp-up speeds and safety limits right out of the box.
Built for the Trenches: Features IP55 protection (customizable up to IP67) with specialized bearings and lubricants that survive in high humidity, dust, and extreme temperature swings.
Optimized Torque Profile: Our production line is built for non-standard requests, ensuring the EC motor delivers the exact torque curve required for 55" to 63" fan applications.
Why Choose Terrui?
Terrui provides a single, optimized solution by working directly with your technical specifications. We understand that in high-end manufacturing, "off-the-shelf" is usually a compromise. Therefore, we tweak every detail—from torque curves to communication protocols—until the motor fits your hardware perfectly. Whether it is for an industrial ventilation system or specialized exhaust hardware, our motors are built to endure the toughest real-world conditions.
Technical Parameters (Model: 206)
Specification
Details (55" App)
Details (63" App)
Motor Type
PMSM / EC Motor
PMSM / EC Motor
Speed (RPM)
490 RPM
444 RPM
Input Power
1400W (1.9 HP)
1700W (2.3 HP)
Application Range
55" Fan / Exhaust Fan
63" Fan / Panel Fan
Voltage
220V / 380V (3-Phase)
220V / 380V (3-Phase)
Insulation Class
Class F / H
Class F / H
IP Rating
IP55 (Dust & Water Resistant)
IP55 (Dust & Water Resistant)
Frequently Asked Questions (FAQ)
Q: Can Terrui customize the motor firmware for specific safety limits?
A: Yes. We can pre-program the firmware to handle your specific ramp-up speeds, torque limits, and communication quirks right out of the box.
Q: Does this EC motor work in high-humidity or dusty environments?
A: Absolutely. Our motors are "built for the trenches," featuring IP55 protection and using specialized potting compounds and lubricants designed to survive harsh industrial conditions.
Q: Why is an external rotor design better for 55"-63" fan applications?
A: By placing the rotor on the outside, the motor becomes the structural hub of the fan. This reduces the axial length of the assembly and uses the fan's own airflow for superior motor cooling.
Terrui has become one of the leading suppliers of drinking waterers, circulation fans, calf hutch and pen, veterinary accessories, plastic-free stalls, feeding fences, and electric fencing in the domestic and world market. and set up our quality management system. Our company operation is autho... Terrui has become one of the leading suppliers of drinking waterers, circulation fans, calf hutch and pen, veterinary accessories, plastic-free stalls, feeding fences, and electric fencing in the domestic and world market. and set up our quality management system. Our company operation is autho...