Marine Dry – Type Transformer
Our Marine Dry – Type Transformer is meticulously crafted to meet the rigorous demands of offshore and vessel – based electrical systems. It provides tailored solutions that are certified by leading classification societies, including China Classification Society (CCS), American Bureau of Shipping (ABS), Bureau Veritas (BV), DNV GL, Lloyd’s Register (LR), Korean Register of Shipping (KR), Nippon Kaiji Kyokai (NK), and Registro Italiano Navale (RINA). This ensures compliance with the highest industry standards for marine electrical equipment.
Technical Capabilities
Voltage Classes
- Low – Voltage Options: Suitable for voltages up to 1kV and with a capacity reaching up to 8000kVA, ideal for various low – voltage electrical systems on vessels.
- Medium – Voltage Options: Designed for voltages up to 10kV and also with a capacity of up to 8000kVA, catering to medium – voltage power distribution needs on larger offshore platforms and vessels.
Insulation Systems
We offer Class B, F, or H insulation systems, allowing customers to select the most appropriate option based on their specific operating conditions and temperature requirements.
Design Flexibility
Our transformers can be customized in various configurations to precisely match the unique project requirements of different marine applications, ensuring optimal performance and integration.
Advanced Structural Features
Core Construction
- Material: Made of high – grade cold – rolled grain – oriented silicon steel with a thickness ranging from 0.18 – 0.3mm, which ensures excellent magnetic properties.
- Lamination: The 45° diagonal lamination design optimizes magnetic performance, reducing core losses and improving overall efficiency.
- Coating: A special resin coating is applied to the core for effective corrosion protection, enhancing the transformer’s durability in the harsh marine environment.
Performance Advantages
Efficiency & Reliability
- Ultra – Low Core Losses: Minimizes energy wastage during operation, improving the overall efficiency of the electrical system.
- Minimal Partial Discharge: Reduces the risk of electrical breakdown and extends the service life of the transformer.
- Enhanced Overload Capacity: Can handle short – term overloads without significant performance degradation, ensuring reliable operation under variable load conditions.
- Low Noise Level: Operates with noise levels below 65dB, creating a quiet working environment on vessels.
Environmental Protection
- Superior Moisture and Salt Spray Resistance: Withstands the corrosive effects of saltwater and high humidity, ensuring long – term performance in marine environments.
- Mold – Proof Construction: Prevents the growth of mold, which could otherwise damage the transformer’s components.
- IP00 – IP23 Protection Options: Offers different levels of protection against solid objects and water ingress, depending on the specific application requirements.
- Flame – Retardant Epoxy Resin Casting (for platform models): Provides fire protection, enhancing safety on offshore platforms.
Durability
- NOMEX Paper Insulation: With a design life of over 30 years, it offers long – lasting insulation performance, reducing the need for frequent maintenance and replacement.
- Vibration – Resistant Construction: Can withstand the vibrations and shocks commonly encountered on vessels, ensuring stable operation.
- Through – Bolt Structure: Provides mechanical stability, preventing the transformer from shifting or being damaged during operation.
Installation & Wiring
Flexible Cable Entry Options
Cables can enter the transformer from either the top or the bottom, providing flexibility in installation to suit different vessel layouts.
Integrated Cable Management System
- Scratch – Proof Wire Guides: Protect the cables from damage during installation and operation.
- Secure Fixation Devices: Ensure that the cables are firmly held in place, preventing loose connections.
- Standardized Terminal Arrangements: Simplify the wiring process and make it easier for maintenance personnel to identify and connect the cables correctly.
Operating Parameters
Temperature Range
Can operate within a temperature range of – 25°C to + 45°C, making it suitable for a wide variety of marine climates.
Humidity Tolerance
Can tolerate humidity levels up to 95% RH (non – condensing), ensuring reliable performance in high – humidity marine environments.
Motion Tolerance
- Continuous Swing: Can withstand a continuous swing of up to 22.5°, which is common on moving vessels.
- Maximum Inclination: Can operate at a maximum inclination of up to 15°, ensuring stable performance even when the vessel is tilted.
Environmental Resistance
Can resist salt fog and oil mist exposure, as well as the general marine atmospheric conditions, mechanical vibration, and shock, ensuring long – term reliability in the marine environment.
Marine Dry – Type Transformer Parameters
| Rated Capacity (kVA) | Primary Voltage (kV) | Secondary Voltage (kV) | No – load Loss (W) | Load Loss (W) at 75°C | Tapping Range (%) | Impedance (%) | Vector Group | No – load Current (%) |
|---|---|---|---|---|---|---|---|---|
| PSCD – 100/10 | 100 | 11 | 500 | 1850 | ±2×2.5% | 0.45 | Dyn11 | 2.4 |
| PSCD – 125/10 | 125 | 10.5 | 590 | 2170 | ±5% | 0.4 | 2.2 | |
| PSCD – 160/10 | 160 | 10 | 680 | 2500 | 2.2 | |||
| PSCD – 200/10 | 200 | 6.6 | 780 | 2970 | 2 | |||
| PSCD – 250/10 | 250 | 6.3 | 900 | 3240 | 2 | |||
| PSCD – 315/10 | 315 | 6 | 1100 | 4080 | 1.8 | |||
| PSCD – 400/10 | 400 | 3.3 | 1220 | 4690 | 1.8 | |||
| PSCD – 500/10 | 500 | 3 | 1450 | 5740 | 1.8 | |||
| PSCBFD – 630/10 | 630 | 1620 | 7010 | 1.6 | ||||
| PSCBFD – 800/10 | 800 | 1900 | 8180 | 1.6 | ||||
| PSCBFD – 1000/10 | 1000 | 2210 | 9560 | 1.4 | ||||
| PSCBFD – 1250/10 | 1250 | 2610 | 11400 | 1.4 | ||||
| PSCBFD – 1600/10 | 1600 | 3060 | 13800 | 1.4 | ||||
| PSCBFD – 2000/10 | 2000 | 4150 | 17000 | 1.2 | ||||
| PSCBFD – 2500/10 | 2500 | 5000 | 20200 | 1.2 | ||||
| PSCBFD – 3150/10 | 3150 | 5400 | 24000 | 1 | ||||
| PSCBFD – 3500/10 | 3500 | 5800 | 28000 | 1 | ||||
| PSGBFD – 4000/10 | 4000 | 6500 | 34000 | 0.8 | ||||
| PSGBFD – 5000/10 | 5000 | 7800 | 42000 | 0.8 | ||||
| PSGBFD – 6300/10 | 6300 | 8960 | 47000 | 0.6 | ||||
| PSGBFD – 8000/10 | 8000 | 10220 | 53000 | 0.6 |
The description/sizes may be different with goods, please check with us when order.
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