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Inverter VFD AC Drive Constant Pressure Pump Control Variable Frequency Drive
US$86.00
1 Piece
Product specifications
Power
Voltage
Sample price:US$120.00/piece.Request sample
Product profile
Customization
AvailableApplication
High-performance Transducer, Three Phase Transducer, General Transducer, High Frequency Converter TransducerOutput Type
TripleModel NO.
LW-270Principle of Work
V/F Control TransducerSwitch Mode
PWM ControlMain Circuit Type
CurrentVoltage of Power Supply
Medium Voltage Variable-Frequency DriveLink of Transformation
AC-AC Variable-Frequency DriveNature of DC Power
Current Variable-Frequency DriveFunction
Constant Torque Universal TypeTransport Package
CartonSpecification
269x182x135Trademark
JNNOrigin
ChinaHS Code
9032899099Production Capacity
100000PCSKey features
Constant Pressure Control: Universal type designed for constant torque applications and pressure pump control.
Wide Voltage Compatibility: Supports 380V and 220V input with 50/60Hz frequency and +/-10%/-15% fluctuation tolerance.
Comprehensive Protection: Features overvoltage, low voltage, overcurrent, overload, overheating, and phase loss protection.
RS485 Communication: Equipped with 2-channel RS485 MODBUS interface for system integration and control.
Memory Backup Function: Keeps start/stop commands in memory after power failure for keyboard and 485 modes.
IP54 Protection Rating: Designed for environments without direct sunlight, corrosive gases, or dripping water.
OEM/ODM Services: Manufacturer offers both OEM and ODM customization services for industrial needs.
CE Certified: Product holds CE certification ensuring compliance with international safety standards.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-08-01 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤2.63h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummaryShanghai Winning Electric Co., Ltd. is a China-based limited company focused on intelligent water-pump and motor-control products. The supplier describes capabilities in product design, R&D, system integration, automation implementation, and production, with applications in municipal water supply, drainage, industrial control, agricultural irrigation, and aquaculture. It reports eight production lines, export activity to Africa, Southeast Asia/Middle East, and Australia, and approximately one-month order fulfillment in both peak and off-peak periods. Evidence supports product specialization and some engineering capability, but certification details, after-sales resources, financial credibility, customization results, and specific customer cases remain insufficiently documented. The supplied data also contains inconsistencies, including differing establishment/manufacturer-start dates, employee and quality-control counts, and company-location information.
Supplier typeThe supplier is identified as a Chinese limited company and is described as both a manufacturer and R&D company specializing in motor and pump-control products. Its stated departments include production, technology, engineering, and business functions, indicating an integrated manufacturing and engineering profile.
R&D capabilityThe supplier states that it performs system design, research and development, product development, and integration for intelligent pump and motor-control products, and reports two years of total R&D-engineer experience. These statements support an innovation function, but the limited disclosed R&D experience and absence of patents, new-product records, or technical outcomes prevent a stronger assessment.
Production capacityThe supplier describes production capabilities and reports eight production lines, with products covering pump controllers, protectors, and related control equipment. It also states approximately one-month fulfillment in both peak and off-peak seasons, although the reported employee and quality-control figures are internally inconsistent and production capacity metrics are limited.
Customization capabilityThe supplier explicitly offers product design, development, system integration, and automation-project implementation, including intelligent controllers for pumps, air energy, geothermal, and boilers. This supports potential customization and engineering adaptation, but no specific customized project, technical specification, or delivery example is supplied.
Product Q&A
Q:What is the input voltage range?
A:
The drive supports 380V and 220V input with 50/60Hz frequency, allowing fluctuations of +10% and -15%.
Q:Does it support constant pressure pump control?
A:
Yes, it is a universal type designed specifically for constant torque and constant pressure pump applications.
Q:What communication interfaces are available?
A:
It includes a 2-channel RS485 MODBUS interface for digital communication and control.
Q:What protection functions does it have?
A:
It features overvoltage, low voltage, overcurrent, overload, overheating, and phase loss protection.
Q:Can it store commands after power failure?
A:
Yes, the start/stop commands are kept in memory after power failure for keyboard and 485 communication modes.
Send Inquiry
*To:
Shanghai Winning Electric Co., Ltd.
Shanghai Winning Electric Co., Ltd.*Content:
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