Core Technical Parameters:
- Voltage Rating: 400V/230V three-phase four-wire; customizable 450V marine high-voltage rating
- Power Range: 8 kW – 400 kW, covering small and medium vessel full-power supply requirements
- Rated Frequency: 50 Hz / 60 Hz customizable, compatible with domestic and international vessel electrical standards
- Rated Speed: 1,500 r/min, 1,800 r/min (dual specifications available)
- Power Factor: 8 (lagging), compatible with vessel conventional load conditions
- Protection Class: Standard: IP21; upgradable to IP44/IP54, with dust, moisture, and salt spray splash protection
- Insulation Class: Class F / Class H marine-dedicated insulation, high-humidity resistant, vibration-resistant, anti-aging
- Cooling Method: IC01 open-type self-cooling; customizable forced air cooling
- Voltage Regulation Precision: Steady-state voltage regulation rate ≤ ±0.5%, with fast voltage recovery speed
- Waveform Quality: Output waveform sinusoidal distortion rate < 5%, with extremely low power supply harmonics
- Operating Environment: Compatible with marine high-humidity, high-salt-spray, strong-vibration conditions; operating temperature –20 °C to +45 °C
- Applicable Standards: Compliant with GB755, GB12975 marine motor standards; meets CCS, BV, ABS, DNV, and other major classification society certification requirements
Product Features:
- High-precision voltage and frequency regulation: Equipped with a dedicated automatic excitation voltage regulation system, delivering continuously stable voltage and frequency output under vessel navigation speed fluctuations, sudden load changes, and start-stop impact conditions, with industry-leading power supply precision.
- Excellent marine weatherability: Complete unit adopts marine-dedicated anti-corrosion, moisture-proof, and anti-salt-spray processes; stator winding treated with VPI vacuum impregnation, capable of long-term withstanding marine humid corrosive and salt spray erosion environments, with stable and non-degrading insulation performance.
- Vibration and turbulence resistant structure: Adopts high-strength frame and reinforced winding structure, compatible with continuous vessel navigation swaying, high-frequency vibration, and wave impact conditions, with fault-free operation and non-loosening structure.
- Premium power supply quality: Pure output waveform with extremely low harmonic content, effectively protecting vessel precision instruments, navigation equipment, and control systems for stable operation, avoiding harmonic interference.
- Comprehensive safety protection: Integrated overload, short-circuit, over-voltage, and under-voltage multi-layer intelligent protection mechanisms, eliminating power supply failures, compatible with vessel continuous unattended operation mode.
- Convenient and reliable maintenance: Brushless excitation structure design, with no carbon brush wear and no electrical sparking hazards, low failure rate, and no frequent maintenance required, substantially reducing vessel maintenance costs.
- Wide adaptability: Supports multi-unit parallel operation and grid connection, with load adaptive regulation, compatible with vessel electrical load switching under different operating conditions.
Application Scenarios:
Various commercial vessels, engineering workboats, ferries, offshore oil platforms, and small-to-medium offshore equipment, serving as vessel main power supply or emergency standby power systems, fully compatible with marine normalized and continuous power supply operating conditions.




