High-Quality 3-Phase 380V Variable Frequency Drive VFD with 2.2kw to 5.5kw Power and IP55/65 Protection for Water-Pump
Product Overview
The LD350 series variable frequency drives offer reliable performance for water pump applications with power ratings of 2.2kW, 4kW, and 5.5kW. These industrial-grade inverters feature advanced vector control technology and robust construction for demanding environments.
Model Number
LD350-4R0G-T4B
Working Principle
Vector Control Transducer
Power Supply Voltage
Low Voltage Variable-Frequency Drive
Transformation Link
AC-DC-AC Variable-Frequency Drive
Protection Degree
IP55/65
Voltage
380V, or Customized
Output Frequency
0.01-400 Hz
Manufacturer Profile
With over 55 years of development, Lu'an Jianghuai Motor has become a leading enterprise in the motor industry with comprehensive product series and service network. The company specializes in high-efficiency low-voltage/high-voltage motors, DC motors, explosion-proof motors, permanent magnet motors, and synchronous/asynchronous motors for various industrial applications including power stations, metallurgy, mining, petroleum, chemical, and water conservancy industries.
Key Advantages
- Compact Design: Advanced modular design saves over 30% space compared to same-power inverters
- Enhanced Efficiency: Automatic motor excitation current adjustment improves efficiency and saves energy
- Multiple Display Options: Digital or LCD operation panels for comprehensive parameter monitoring
- Universal Compatibility: Drives three-phase asynchronous motors, permanent magnet synchronous motors, and servo motors
- High Reliability: Long-life components and robust construction with ROHS compliance and CE certification
Technical Specifications
| Parameter |
Specification |
| Model |
AD10-4R0G-T4-B |
| Motor Power (kW/HP) |
4/5 |
| Rated Output Capacity (kVA) |
5.9 |
| Rated Output Current (A) |
9 |
| Output Frequency (Hz) |
0.01-400 |
| Carrier Frequency (kHz) |
1-16 |
| Overload Capacity |
150% for 60s, 200% for 3s |
| Input Current (A) |
10.5 |
| Input Voltage & Frequency |
3 phase 380V, 50-60Hz |
| Voltage Range |
315V-450V |
| Cooling System |
Forced Air Cooling |
| Brake Unit |
Built-in |
Application Range
These variable frequency drives are ideal for water pump systems, industrial automation, and motor control applications across multiple sectors including manufacturing, processing, and utilities.
Manufacturing Facility
Quality Certifications
Our products meet international quality standards including CE, ISO9001, and CCC certifications, ensuring reliability and compliance with global requirements.
Packaging & Shipping
Products are securely packaged in wooden cases to ensure safe transportation and delivery to customers worldwide.
Frequently Asked Questions
Are you a factory or trading company?
LU'AN JIANGHUAI is a factory that has been specializing in motors and accessories for over 50 years.
What about the warranty?
We offer a 12-month warranty period as quality guarantee.
Can you do OEM?
Yes, we offer OEM services.
How about your service?
We provide comprehensive pre-sale, in-sale, and after-sale services with customer satisfaction as our priority.
What are your terms of delivery?
Generally FOB, with options for CNF, CIF, and DDP based on customer requirements.
What's the delivery time?
15 to 35 days after receiving advance payment.
