China AC Variable Frequency Inverter Drive System Manufacturer, Supplier, Factory
The AC Variable Frequency Inverter Drive System from Deyan Electric is a complete motor control platform designed to meet the diverse needs of industrial applications. Whether you are upgrading legacy systems or building new automation lines, this drive system combines advanced vector control algorithms with robust hardware to deliver precise speed and torque regulation. As a trusted China supplier, Deyan Electric ensures each drive system is manufactured to exacting standards, providing consistent performance, energy efficiency, and long-term reliability across a wide range of industries.
Reliability You Can Count On
For industrial procurement professionals, reliability is non-negotiable. The product is built with comprehensive protection features that safeguard your equipment and maintain production continuity.
Protection features include:
1. Multiple protection functions: Overvoltage, overcurrent, overload, and overheating protection with configurable shutdown levels for overvoltage and overcurrent.
2. Motor short-circuit detection: Upon power-on, the system detects motor short-circuits, preventing damage before operation begins.
3. Phase-loss protection: Input and output phase-loss detection ensures safe operation even in unstable power conditions.
4. Two-stage frequency hopping: Effectively avoids mechanical resonance points, extending the lifespan of your mechanical systems.
These protection mechanisms minimize unplanned downtime and reduce maintenance costs, giving you peace of mind that your production lines will keep running.
High-Performance Motor Control
Performance directly impacts productivity. The AC Variable Frequency Inverter Drive System delivers exceptional motor control capabilities that translate into tangible operational benefits.
Performance highlights include:
● Starting torque: Achieves 150% of rated torque at 0.5Hz in SVC mode, ensuring reliable startup even for heavy-load applications.
● Speed accuracy: Maintains ±0.5% accuracy in SVC mode and ±0.02% in FVC mode, providing consistent output quality.
● Overload capacity: Can operate for 60 seconds at 150% rated torque, handling temporary load surges without tripping.
● Automatic slip compensation: Ensures more accurate motor speed under varying load conditions, improving process consistency.
● Momentary power failure ride-through: Maintains short-term operation during brief power interruptions, preventing costly production stops.
These performance features ensure that your motors operate at peak efficiency, reducing energy waste and improving overall system productivity.
Built-In Functionality for System Simplification
Procurement teams and engineers alike value systems that reduce complexity. The product integrates multiple functions that eliminate the need for external components, simplifying system design and reducing total cost of ownership.
Integrated functions include:
1. Built-in PLC: Supports up to 16-step speed operation, enabling complex automation sequences without the need for a separate programmable logic controller.
2. Advanced PID control: Built-in PID algorithms enable precise process control for applications such as pressure regulation, flow control, and temperature management.
3. Multiple frequency sources: Supports digital setting, analog setting, PID setting, multi-speed setting, simple PLC setting, pulse setting, and RS485 communication setting, providing exceptional flexibility.
4. Swing frequency and fixed-length functions: Ideal for textile winding, cutting, and packaging applications, reducing the need for additional control hardware.
5. Built-in braking unit: Models ranging from 0.75KW to 22KW come equipped with a built-in braking unit, simplifying installation and reducing component costs.
By consolidating these functions into a single drive system, Deyan Electric helps you reduce panel space, lower procurement costs, and simplify maintenance.
Technical Specifications
The AC Variable Frequency Inverter Drive System offers industry-leading specifications that meet the demands of a wide range of industrial applications. The following table outlines the key technical parameters.
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Power Range
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0.75KW~5.5KW (220V), 0.75KW~750KW (380V)
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Output Frequency
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0~500Hz
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Carrier Frequency
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0.8kHz~12kHz (automatically adjustable based on load characteristics)
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Output Frequency Resolution
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Digital setting: 0.01Hz; Analog setting: Maximum frequency × 0.025%
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Control Modes
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Open-loop vector control (SVC), V/F control, Closed-loop vector control (FVC)
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Starting Torque
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150% at 0.5Hz (SVC)
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Torque Control Accuracy
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SVC: Above 5Hz ±5%; FVC: ±3%
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Speed Regulation Range
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1:200 (SVC), 1:1000 (FVC)
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Speed Stabilization Accuracy
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±0.5% (SVC), ±0.02% (FVC)
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Overload Capacity
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150% of rated output current for 60 seconds
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V/F Curve
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Four modes: linear, multi-point, complete V/f separation, incomplete V/f separation
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Acceleration/Deceleration Time
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0.1~6500.0s (linear or S-curve)
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DC Braking
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Braking frequency: 0.00Hz~maximum frequency; Braking time: 0.0s~36.0s
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Digital Inputs
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5 digital input terminals (one configurable as high-speed pulse input)
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Analog Inputs
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2 analog input channels: AI1 (0~+10V), AI2 (0~+10V / 0~20mA)
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Output Terminals
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1 high-speed pulse output (0kHz~50kHz), 1 digital output, 1 relay output, 2 analog outputs (0V~10V / 0~20mA)
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Communication
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RS485 with Modbus protocol (standard)
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Braking Unit
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Built-in for 22kW and below
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Optional Cards
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IO expansion card, communication card (isolated type), PG card
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Encoder Support
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Differential, open-drain, UVW, resolver
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Ambient Temperature
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-10℃~+40℃ (derating required for 40℃~50℃)
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Altitude
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Less than 1000m
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Humidity
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Less than 95% RH, without water droplet condensation
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Vibration
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Less than 5.9m/s² (0.6g)
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Storage Temperature
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-20℃~+60℃
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These specifications demonstrate the drive system's capability to handle a wide variety of motor control applications, from simple fan and pump control to complex multi-motor coordination systems.
Applications Across Industries
The AC Variable Frequency Inverter Drive System is designed for versatility, serving a broad spectrum of industries including CNC machining centers, lifting equipment, printing and packaging, textile and dyeing equipment, metal products, petrochemicals, and high-end manufacturing applications.
Key application scenarios include:
1. CNC machining centers: Precise spindle speed control for improved surface finish, reduced tool wear, and enhanced machining accuracy.
2. Lifting equipment: Smooth acceleration and deceleration for safe and efficient material handling, with built-in braking for controlled stopping.
3. Printing and packaging: Accurate speed synchronization and tension control for consistent print quality and reduced material waste.
4. Textile equipment: Precise speed and tension regulation for spinning, weaving, and winding processes, ensuring consistent fabric quality.
5. Petrochemicals: Variable speed control for pumps, compressors, and fans, delivering energy savings and improved process control.
By choosing the product, you are investing in a solution that enhances productivity, reduces energy consumption, and lowers operational costs across multiple sectors.
Quality Assurance and Manufacturing Standards
Deyan Electric operates with a philosophy of "surviving by quality and developing by innovation," ensuring that every product meets the highest standards of quality and reliability. Our manufacturing processes are built on rigorous quality control protocols, with each unit undergoing comprehensive testing before leaving the factory.
Quality assurance measures include:
● Comprehensive testing: Each drive is tested for performance, protection functions, and communication integrity.
● High-quality components: We use premium-grade capacitors, IGBTs, and other critical components to ensure long service life.
● Environmental adaptability: Our drives are designed to operate reliably in harsh industrial environments, with protection against dust, moisture, and temperature extremes.
● Compliance: Products are manufactured in accordance with international standards, ensuring compatibility and safety in global markets.
This commitment to quality ensures that your investment in Deyan Electric's drive systems delivers long-term value and reliable performance.
Why Choose Deyan Electric
As a high-tech enterprise established in 2020 and based in Yueqing, Zhejiang Province—a renowned hub for China's electrical industry—Deyan Electric has quickly built a formidable reputation as a manufacturer integrating industry and trade. Our core focus lies in the research, development, manufacturing, and sales of critical power equipment, engineered to meet the complex demands of modern power grids, industrial applications, and the growing renewable energy sector.
Key advantages of partnering with Deyan Electric:
1. Integrated R&D and manufacturing: We control the entire production process, ensuring consistent quality and faster response times.
2. Global customer focus: We are committed to providing efficient and stable power distribution products and services to customers worldwide.
3. Innovation-driven: We continuously push the boundaries of technological advancement and industrial upgrading.
4. Comprehensive product portfolio: From switchgear to inverters, we offer a complete suite of power distribution solutions.
When you choose Deyan Electric, you are choosing a partner dedicated to your operational success.
Frequently Asked Questions
Q: What control modes does the product support?
A: The drive system supports three control modes: open-loop vector control (SVC), V/F control, and closed-loop vector control (FVC). SVC provides excellent performance without a feedback device, while FVC offers higher accuracy and torque control with encoder feedback.
Q: What is the typical overload capacity of this drive system?
A: The drive system can deliver 150% of its rated output current for up to 60 seconds, providing ample capacity for temporary overload situations such as motor startup or sudden load increases.
Q: Does the drive system include communication capabilities?
A: Yes, the AC Variable Frequency Inverter Drive System is standard-equipped with RS485 communication supporting Modbus protocol, allowing for easy integration into existing automation networks and remote monitoring.
Q: Is a braking unit included with the drive?
A: For models with power ratings of 22kW and below, a built-in braking unit is included, simplifying installation and reducing component costs. For larger models, external braking options are available.
Q: What is the recommended ambient temperature for operation?
A: The drive system operates reliably in ambient temperatures ranging from -10℃ to +40℃. For temperatures between 40℃ and 50℃, derating is required to ensure safe operation.
Q: What encoder types does the drive support?
A: The drive supports multiple encoder types, including differential, open-drain, UVW, and resolver, providing flexibility for various motor feedback configurations.
Q: What is the expected lifespan of this drive system?
A: With proper installation and maintenance, the product is designed for a long service life, typically exceeding 10 years, depending on operating conditions and environmental factors.
