Xian Putai Electric Motor Equipment Co., Ltd. is one of the leading manufacturers and suppliers of low voltage vfd motor starter in China. If you're going to buy CE approved low voltage vfd motor starter, welcome to get pricelist from our factory. All customized products are with high quality and low price.
General Introduction
The low-voltage motor VFD Motor Starter cabinet is a core industrial device for the start-stop control and protection of high-power AC motors, widely used in metallurgy, chemical industry, mining, building materials, water treatment and other fields. The product replaces traditional starting methods such as direct start and star-delta start with advanced soft start technology. By precisely regulating the motor stator voltage, it realizes smooth and shock-free start-up of the motor, greatly reduces the starting current, fundamentally mitigates the mechanical impact on the motor and the impact load on the power grid caused by high inrush current, effectively improves power quality and reduces energy consumption.
The VFD Motor Starter is equipped with a comprehensive full-working-condition protection system, integrating core functions such as stall protection and fast protection. This 3 phase soft starter can monitor the motor operating status in real time, effectively avoiding the risk of motor overheating and burnout caused by mechanical failure, jamming and blockage. Meanwhile, it can significantly reduce the grid voltage drop caused by high current, avoiding interference with the operation of other electrical equipment on the same grid. The smooth start-stop realized by soft start can greatly reduce the mechanical wear of the motor and transmission mechanism, effectively extend the service life of the motor, significantly reduce equipment operation and maintenance costs, providing a safe, efficient and economical control solution for industrial motor systems, and supporting the stable and efficient operation of industrial production.
Main Features
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Feature No. |
Performance Features |
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Feature 1 |
Fully Digital Control System & Multiple Starting Modes • Adopts microprocessor, fuzzy control and high-current zero-crossing technology • Excellent load adaptability and electromagnetic compatibility, ensuring stable and reliable operation • 6 starting modes and 2 stopping modes for flexible application • Supports up to 12 starts per hour (with 1-2 starts for extreme load conditions) |
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Feature 2 |
High Cost-Effectiveness • 1:1 direct replacement for self-coupling step-down starters, with optional dual-speed function, delivering superior cost performance • Commissioning-free for direct on-site installation • Low failure rate; simple faults can be troubleshooted remotely via fault codes • Long-term online operation of cabinet thyristors, eliminating the need for AC contactors and reducing maintenance costs |
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Feature 3 |
Strong Environmental Adaptability • Low requirement for transformer capacity (only 1.5 times the total rated current, vs. over 2 times for self-coupling starters) • Wide voltage range with ±15% deviation tolerance (ultra-low voltage customization available) • Sealed and dust-proof cabinet design for harsh industrial environments |
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Feature 4 |
Simple Operation & Low Operating Cost • Direct plug-and-play installation, with simple "Start/Stop" operation • Chinese LCD panel for real-time monitoring of voltage, current and other operating parameters • Compact size and light weight (cabinet height: 1000-1600mm, weight: approx. 30-60kg) for easy transportation and installation |
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Feature 5 |
Comprehensive Protection Functions • Circuit breaker short-circuit protection • Motor protection during starting • Motor protection during operation |
Application
It supports flexible parameter customization of starting voltage, ramp time and initial torque to fit fans, pumps and conveyors of various working conditions. Featuring compact cabinet layout and standardized wiring design, it enables convenient on-site installation and later maintenance. Besides, it can communicate with PLC via common industrial bus protocols for centralized automatic control. Capable of direct replacement of traditional star-delta cabinets, it helps users complete energy-saving renovation with minimal modification of original equipment.
about Us
Whether you require the procurement of standard motors, the replacement of aging or faulty units within your facility, the customization of specialized non-standard motors, or the sourcing of a full complement of motor-related components, we offer a comprehensive, one-stop solution. We deliver exceptional value and robust after-sales support, making us an ideal long-term partner for a wide range of industrial collaboration scenarios.
Ordering Information
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Application |
Data and Files Needed |
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Replacement |
Please provide the original motor nameplate, actual photographs of the original motor, equipment drawings, and original technical specifications. Based on the actual equipment parameters, we will precisely identify the most suitable replacement model and formulate an optimal, customized product solution to ensure perfect compatibility with your equipment, while providing an accurate and effective project quotation. |
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New Equipment |
For the procurement of ancillary equipment for new installations, please provide a complete set of technical parameters and configuration requirements: Basic Electrical Parameters (Voltage, Power, Speed, Frequency, Frame Size); Electrical Configuration (Cooling Method, Insulation Class, Connection Method, Starting Method); Operating Conditions (Driven Equipment, Industry Sector, Ambient Temperature); Optional Configurations (Heaters, Temperature Monitoring, Vibration Monitoring, Speed Monitoring, Encoders, and Spare Parts). |
Packaging and Shipping
Custom Intelligent Manufacturing Capabilities
Focused on high-end motor OEM customization within the heavy industry sector, we specialize in the R&D and mass production of high-performance DC and medium/high-voltage motors, deeply tailored to the heavy-load operating conditions found in metallurgy, mining, and power generation. Supported by intelligent production lines and a standardized quality inspection system, we maintain full control over the entire value chain-from structural design and precision manufacturing to performance testing and after-sales maintenance. We offer targeted customization based on specific equipment loads and operating environments, thereby guaranteeing the long-term efficiency and operational stability of the machinery.
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