High Quality 3 Phase Dry Type Isolation Transformer 200KVA 400KVA Step Down Transformers 690V 440V C
High Quality 3-Phase Dry Type Isolation Transformer 200KVA 400KVA Step Down Transformers 690V 440V Copper Winding MVHV
Designed for demanding industrial environments, this high-quality 3-phase dry type isolation transformer operates seamlessly within the 200 kVA to 400 kVA capacity range. It reliably steps down 690V primary voltage to a stable 440V secondary voltage, utilizing premium copper windings to ensure maximum electrical efficiency. This specialized unit is the perfect power solution for marine applications, wind turbines, and heavy manufacturing plants requiring robust galvanic isolation.
Key Specifications
- Rated Capacity: 200 kVA / 400 kVA
- Transformer Type: 3-Phase Dry Type Isolation
- Primary Voltage: 690 V
- Secondary Voltage: 440 V
- Winding Material: Premium Copper Winding
- Cooling Method: AN (Air Natural)
- Function: Step-Down & Galvanic Isolation
- Frequency: 50 Hz / 60 Hz
High Quality 3-Phase Dry Type Isolation Transformer 200KVA 400KVA Step Down Transformers 690V 440V Copper Winding MVHV
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Secure your energy supply with the 1000 KVA / 1250 KVA 11 KV Step Down Cast Resin Dry Type Power Transformer. Engineered with CRGO core and UL certification for maximum reliability. Get factory-direct pricing and professional engineering support today.
Technical Specifications
Comprehensive parameters for the High Quality 3-Phase Dry Type Isolation Transformer 200KVA 400KVA Step Down Transformers 690V 440V Copper Winding MVHV
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Download our comprehensive product catalog and technical manual for full engineering data and installation guidelines.
Download PDF Manual| Parameter | Specification Details |
|---|---|
| Phase | 3-Phase |
| Rated Capacity | 200 kVA / 400 kVA |
| Primary Voltage | 690 V |
| Secondary Voltage | 440 V |
| Frequency | 50/60 Hz |
| Transformer Type | Dry Type Isolation Step-Down |
| Winding Material | 100% Copper Winding |
| Cooling Method | AN (Air Natural) / AF (Air Forced Optional) |
| Insulation Class | Class H (180°C) or Class F (155°C) |
| Vector Group | Dyn11 / Yyn0 (Customizable) |
| Enclosure Protection | IP20 / IP23 (Subject to enclosure selection) |
| Application | Marine, Heavy Industry, Wind Power, Automation |
| Design Standard | IEC 60076-11 / CE |
| Warranty | 24 Months |
Get Your Customized Power Solution
Provide your project requirements and our technical engineers will generate a detailed, competitive quotation for the 1000 KVA / 1250 KVA Cast Resin Dry Type Transformer within 12 hours.
12470V / 11KV Step Down Cast Resin Transformer
- Cooling: AN/AF
- Standard: IEC 60076/ANSI
- Vector Group: Dyn11 / Yyn0
- Voltage: 415V / 400V Output
If you have urgent technical questions or bidding deadlines, feel free to contact our senior engineering sales team directly:
Tel / WhatsApp: +8617502139434
Email: sales@millenium-electric.com
Visit Contact Page →We offer full customization for voltage ratings, winding materials (Copper/Aluminum), and enclosure dimensions to seamlessly integrate with your existing power infrastructure and comply with local grid standards.
We provide secure, sea-worthy vacuum packing to prevent humidity and corrosion during transit to any global sea port. Backed by a standard 1-Year comprehensive warranty with lifetime remote technical support.
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