Optimized Integration for Specialized Electric Vehicles
The LK3030 3kW On-board Inverter Assembly is engineered specifically for integration into RVs, motorcycles, and other special-purpose electric vehicles requiring reliable onboard power conversion. Target users include manufacturers and systems integrators seeking a high-efficiency custom dc power supply solution that ensures platform compatibility and rapid charging capabilities. This product supports advanced vehicle controllers via a CAN communication interface, facilitating real-time monitoring and control to optimize energy management within electric vehicle systems, positioning it as an essential dc dc converter manufacturer product for precision applications.
Advanced Digital Control and High-Efficiency Electrical Design
Featuring a modular architecture with full digital control and SPWM pure sine wave output, the LK3030 achieves high power density and ≥92% efficiency, critical for minimizing energy loss during dc to ac conversion. Its phase-shifted full-bridge soft-switching DC-DC stage coupled with rugged IGBT power devices ensures reduced thermal dissipation and enhanced impact resistance. The IP67-rated die-cast aluminum housing provides environmental protection while forced-air cooling maintains thermal stability. This inverter functions as a dc to ac power inverter designed to output a stable AC voltage range of 90–265 VAC at 50 Hz with ≤5% total harmonic distortion, aligning with industry standards for power inverter manufacturer quality.
Enabling Robust Onboard Power Solutions Across Industries
The inverter is well-suited for integration within new energy vehicle platforms, supporting rapid charging and on-board power demands. Its protective features against over/under voltage, over-current, short circuit, and over-temperature conditions safeguard critical vehicle electronics in harsh operating environments. Industrial users including dc ev charger manufacturers benefit from its CAN interface for seamless integration with vehicle electronic control units (ECUs) and energy systems. By combining compact size, high output, and reliable protections, this product serves diverse applications from prototype development to system-level rapid charging validations, strengthening its role as a key component from a power inverter manufacturer specializing in electric mobility.
Product Advantages
Modular Design and System-Level Integration
The LK3030’s architecture incorporates a modular framework with digital control that facilitates customizable portable charger configurations tailored for electric vehicle systems. Its IP67 die-cast aluminum enclosure affords dust and water ingress resistance, crucial for outdoor and mobile applications. The inclusion of a CAN communication interface allows system integrators and dc dc converter manufacturers to perform real-time diagnostics and parameter adjustments, enhancing system interoperability. Additionally, the robust use of IGBT power devices and soft-switching topology reduces electromagnetic interference while improving device longevity, demonstrating thoughtful engineering as a power inverter manufacturer.
Superior Operational Performance and User-Centric Protection
This on-board inverter's high efficiency (≥92%) contributes to reduced thermal output and energy consumption, translating into operational cost savings for system integrators. User safety and system reliability are enhanced through comprehensive protections—over/under voltage, over-current, short-circuit, and over-temperature—that actively prevent hardware damage and ensure compliance with industry standards. The lightweight design (≤3 kg) and compact form enable easier installation and integration into electric vehicles, supporting manufacturers and dc ev charger manufacturers focused on performance and maintainability. Overall, it delivers confident usability and dependable voltage quality as a dc to ac converter solution.
Product Overview
The 3.0kW Air-Cooled On-board Inverter Assembly is a high-efficiency, high-power-density inverter designed for RVs, motorcycles, and special-purpose electric vehicles. It adopts a modular and fully digital control design with SPWM pure sine wave technology, offering intelligent operation, strong protection, and excellent stability.
The system uses a phase-shifted full-bridge soft-switching DC-DC stage for high efficiency and low heat, and IGBT power devices for superior reliability and impact resistance. The die-cast aluminum housing is rated IP67, ensuring dust and water resistance.
Equipped with a CAN communication interface, it allows real-time monitoring and adjustment. The inverter also provides multiple protections, including over/under-voltage, over-current, short-circuit, and over-temperature, ensuring safe and reliable operation in various applications.
General Specifications
| Model Number | ||||||
| Vehicle Power Suppply Type | Vehicle inverter | |||||
| Model Number | LK5001 |
LK5002 | LK5005 | LK5006 | ||
| Input Characteristic | ||||||
| Range Input Voltage | 540 | 360 | 72 | 48 |
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| Input Voltage Range | 400~900V | 200~450V | 60~100V | 40~70V |
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| Maximum current range | 7 | 10 | 45 | 60 |
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| Output Characteristic | ||||||
| Rated Output Power | 3000W | |||||
| Output Voltage Range |
90~265VAC | |||||
| Rated Output Voltage Frequency | 50Hz | |||||
| Output Frequency Range | 45~65Hz | |||||
| Rated Output Current | 15A | |||||
| Output Voltage THD | ≤5% | |||||
| Output Response Time | ≤200mS | |||||
| Typical Efficiency | ≥92% |
≥90% | ||||
| Protective Characteristic | ||||||
| Over and Under Voltage Protection | Input over and under voltage shutdown can be self-recovery,output over andunder voltage shutdown can be self-recovery | |||||
| Output Reverse Connection and Short Circuit Protcetion Output | Output short circuit and reverse connection shutdown can beself-recovery | |||||
| Over Temperature Protection | When the heat sink temperature is higher than 75°C, it will reduce the output power. And it will disconnect the circuit when the temperature is higher than 95°C. It will restore the output when the charging temperature is lower than 85°C | |||||
| Enivromental Condition | ||||||
| Operating Ambient Temperature | -40°C~ +65°C | |||||
| Relative Humidity | 5%~95% | |||||
| Dust Proof and Waterproof | IP67 | |||||
| Cooling Method | Forced-Air Cooling | |||||
| Communication Function | CAN network | |||||
| Charging Function | Receive charging instructions to charge normally; No command charger is in standby state | |||||
| Others | ||||||
| Product Size (mm) | TBD | |||||
| Product Weight | ≤3kg | |||||
