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Small Size Low Frequency Isolation Boat Inverter - High Efficiency Marine Power Solution from China Suppliers and Factory
⚡ Key Features
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Power Frequency Isolation Technology
Utilizes power frequency transformers to achieve physical isolation between input and output, effectively suppressing DC-side surge voltages to enhance system safety and stability.
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High Overload Capacity
Withstands instantaneous overloads of up to 150% of rated current, making it particularly suitable for starting inductive loads like electric motors. Ensures stable operation even during sudden load changes.
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Pure Sine Wave Output
Delivers a pure sine wave output waveform highly consistent with utility power, safely driving precision instruments, medical equipment, and communication systems while preventing damage to connected devices.
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High Efficiency & Low Loss
Features high overall efficiency and low no-load losses, effectively conserving energy and reducing operating costs.
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Comprehensive Protection
Multiple safeguards including overvoltage, undervoltage, short circuit, overload, and overheat protection ensure safe operation under various abnormal conditions.
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User-Friendly Design
Modular construction facilitates maintenance and component replacement. LCD/LED display provides real-time operational status and parameter monitoring. Dual-mode start selection (variable frequency start or step-down start) allows customization based on specific requirements.
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Ruggedized for Harsh Environments
The enclosure undergoes marine-grade triple-proof coating treatment, withstanding 2000 hours of salt spray testing without rusting. Circuit boards are coated with specialized anti-corrosion materials, ensuring reliability in extreme temperatures (-20°C to 55°C) and high-vibration environments.
📋 Technical Specifications
| Parameter | Details |
|---|---|
| Input Voltage Range | Varies by model, e.g., 48–900VDC. Supports wide input voltage to accommodate diverse DC power systems. |
| Output Voltage | 110 / 120 / 220 / 230 / 240 / 380 / 400 / 415 / 440 / 480V, etc. Customizable per user requirements. |
| Output Power | Varies by model, e.g., 5KW, 10KW, 50KW, etc., to meet diverse power load requirements. |
| Output Frequency | 50Hz or 60Hz, configurable to comply with regional power standards. |
| Output Waveform | Pure sine wave with waveform distortion ≤3% (linear load), ensuring high-quality output power. |
| Conversion Efficiency | >93%, delivering high energy efficiency and reduced operating costs. |
| Overload Capacity | 150% for 5 seconds (exact duration varies by model), ensuring stable operation during sudden load changes. |
| Protection Rating | IP23 or higher (depending on specific model), offering dust and water resistance for harsh environments. |
❓ Frequently Asked Questions
Q
What is the advantage of power frequency isolation technology in a ship inverter?
Power frequency isolation technology uses a transformer to physically separate the input and output circuits. This effectively suppresses DC-side surge voltages, reduces electrical noise, and significantly enhances the overall safety and stability of the power system — especially critical in marine environments.
Q
Can this inverter handle the startup surge of electric motors?
Yes. The inverter supports an instantaneous overload capacity of up to 150% of rated current for 5 seconds, making it well-suited for starting inductive loads such as electric motors, compressors, and pumps without tripping or shutting down.
Q
Is the output waveform suitable for sensitive electronic equipment?
Absolutely. The inverter produces a pure sine wave output with total harmonic distortion (THD) ≤3% under linear load. This is comparable to grid utility power, making it safe and reliable for precision instruments, medical devices, communication systems, and other sensitive electronics.
Q
How does the inverter perform in extreme marine conditions?
The inverter is specifically engineered for harsh marine environments. Its enclosure features marine-grade triple-proof coating that passes 2000 hours of salt spray testing. Circuit boards are treated with anti-corrosion materials, and the unit operates reliably across a wide temperature range of -20°C to 55°C, even in high-vibration conditions.
Q
What output voltages and frequencies are available?
The inverter supports a wide range of output voltages including 110V, 120V, 220V, 230V, 240V, 380V, 400V, 415V, 440V, and 480V, with custom configurations available. Output frequency can be set to either 50Hz or 60Hz to comply with different regional power standards.
Q
What protection features are built into the inverter?
The inverter includes a comprehensive suite of protection mechanisms: overvoltage protection, undervoltage protection, short circuit protection, overload protection, and overheat protection. These safeguards ensure continuous and safe operation under a wide range of abnormal electrical conditions, minimizing the risk of equipment damage or downtime.