Regenerative 250KW 280KW Variable Frequency Drive with Direct Torque Control for High-Speed Applications
Price:
$99
MOQ:
5
Delivery Time:
Negotiable
Brand:
inomax
Product Description
4Q Regenerative AC Inverter for High-speed Centrifugal Blower (250KW-280KW)
Product Overview
The ACS 880 regeneration drive features direct torque control with energy saving functions, four-quadrant energy regeneration, and feedback capability. Equipped with built-in filters and reactors, this high-performance drive is ideal for demanding industrial applications.
Key Features
- Direct torque control technology (comparable to ABB systems)
- Four-quadrant inverter with energy feedback capability
- Built-in EMC filters and DC reactors
- Supports 380V-690V power range (0.75KW-5000KW)
- Compatible with various motor types including IM, PM, SynRM, and Servo motors
- Multiple communication protocol support (Profibus, ProfiNET, EtherCAT, Ethernet)
- Intelligent temperature-controlled fan system
- Built-in application parameter macros for quick setup
Technical Specifications
Power Range: 250KW-280KW
Control Method: Direct Torque Control (DTC)
Torque Response: <5ms (sensorless applications)
Speed Accuracy: <0.5% (sensorless)
Voltage Range: 380V-690V
Cooling: Intelligent temperature-controlled fan
Control Method: Direct Torque Control (DTC)
Torque Response: <5ms (sensorless applications)
Speed Accuracy: <0.5% (sensorless)
Voltage Range: 380V-690V
Cooling: Intelligent temperature-controlled fan
Applications
This industrial-grade inverter is designed for use in demanding environments including:
- Steel production facilities
- Cement plants
- Chemical processing
- Oil & Gas operations
- Power generation
- Polymer & Rubber manufacturing
- Pulp & Paper production
- Mining operations
Frequently Asked Questions
What are the benefits of direct torque control?
- Fast torque and flux adjustment through reference changes
- High efficiency with minimized switching losses
- No overshoot in step response
- No dynamic coordinate transforms required
- No separate modulator needed
- No PI current controllers or tuning required
- Low audible noise operation
- Automatic compensation for DC circuit voltage variations
What type of motor is compatible with inverters?
The inverter requires a three-phase AC induction motor. For optimal performance, use an inverter-grade motor with 800V insulation for 200V class inverters or 1600V insulation for 400V class inverters. Always match the motor size to your application requirements before selecting an inverter.
What are common reasons for motor failure?
According to industry studies, motor failures are typically caused by: 41% bearing issues, 37% stator problems, 10% rotor failures, and 12% other causes.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Inomax Technology Co., Ltd.
Location
Ideal Science and Technology Park, Guanlan Avenue, Longhua District, Shenzhen, Guangdong, China
Contact Person
Candy Cao