500kVA Cast Resin Three Phase Dry Type Transformer

Jinhand’s 500kVA Cast Resin Three Phase Dry Type Transformer adopts epoxy resin vacuum casting, designed for high fire-safety indoor applications. It supports 6/6.3/6.6/10/10.5/11kV high-voltage input (±5%/±2×2.5% tap adjustment) and 0.4kV low-voltage output, compatible with Yyn0/Dyn11 connection groups. Key specs: SCB14 (load loss: 4390kW, no-load current: 1.0%); SCB18 (load loss: 4390kW, no-load current: 1.0%); short-circuit impedance: 4%. Backed by 10+ years of R&D expertise, all units undergo 100% factory testing (insulation, loss, short-circuit withstand tests), ensuring stable performance for global critical infrastructure and industrial indoor use.

Advantages

1.Wide Application Range: The product is suitable for a variety of environments, making it versatile for different sectors and applications.
2.High Fire Safety Compliance: Particularly designed for use in locations with stringent fire safety requirements, ensuring enhanced safety in critical areas.

MAIN TECHNICAL PARAMETERS

Main Features

1.Critical Infrastructure Compatibility: Fits mines, subways, hospitals, schools, and high-rises—no dedicated transformer room required.
2.Low-Noise Operation: Vibration dampers and soundproof layers reduce noise to ≤53dB (1m), 10-15dB below national standards.
3.Global Grid Adaptability: 50Hz standard, multi-voltage input, and flexible tap adjustment, adapting to 95% of indoor power distribution scenarios.
4.Eco-Friendly Design: Recyclable materials, non-toxic emissions—aligning with green building and sustainable development goals.

Product Selling Points

1.Fire-Safe Core Advantage: F1-class certification, eliminating 99% of oil-immersed transformer fire risks, certified for fire-sensitive areas.
2.Ultra-Efficient Operation: SCB18 saves ~2,800kWh/year vs. conventional models; 1.0% no-load current cuts reactive power loss by 28%.
3.Innovative Casting Technology: Integrated high/low-voltage coil casting—mechanical strength 40% higher than split designs, resisting moisture/vibration.
4.30+ Year Lifespan: Anti-aging epoxy insulation + full-copper windings (conductivity ≥58MS/m) ensure long-term reliability.
5.Smart-Ready Integration: Supports temperature monitoring and building management system (BMS) connectivity for digital management.
6.Space-Saving Installation: Compact structure, no oil pit needed—saving 35% installation space vs. oil-immersed transformers.

Operation and Maintenance Cost Optimization

1.Zero Maintenance Costs: Only surface dust wiping required; annual maintenance cost ≤$200 (75% lower than oil-immersed models).
2.Energy Saving Benefits: SCB18’s 670W no-load loss reduces annual electricity costs by $280-$420 (based on 0.1−0.15/kWh industrial tariff).
3.Long-Term Replacement Savings: 30+ year lifespan avoids $18,000-$28,000 replacement expenses every 10-15 years.
4.High Operational Efficiency: Factory pre-debugged, on-site installation completed in 6 hours—minimizing project downtime.

Logistics and Installation

1.Easy Transport: Lightweight (≈1,350kg), compact packaging—suitable for high-rise elevator or narrow corridor delivery.
2.Simplified Installation: Mounts on standard brackets/floors; 2-3 electricians complete setup in 6 hours, no special foundation needed.
3.Full Support: Free on-site guidance, complimentary tools (torque wrenches, insulation testers), 24/7 remote technical support.

Durability and Stability

1.Environmental Resilience: Operates in humid, dusty, or corrosive indoor environments; insulation resistance ≥1000MΩ after 10 years.
2.Structural Reliability: Vibration-resistant integrated casting design—no coil displacement or insulation damage.
3.Continuous Operation: MTBF >22,000 hours, supporting 24/7 uninterrupted power supply for critical facilities.

Production Process Advantages

1.Advanced Casting: Vacuum epoxy resin casting ensures 100% insulation penetration, eliminating air bubbles.
2.Precision Manufacturing: CNC automatic winding (pitch error ≤0.1mm) and robotic welding for consistent quality.
3.Strict QC: ISO9001 compliant, 18 inspection links, 100% raw material and finished product testing.

Green Energy-Saving Characteristics

1.Efficiency Compliance: Meets GB 20052-2020 Class 1/2 standards, eligible for energy-saving subsidies.
2.Eco-Materials: RoHS/REACH-compliant epoxy resin and non-toxic flame retardants—100% recyclable.
3.Low-Carbon Operation: SCB18 reduces annual carbon emissions by ~3.5 tons, supporting global "double carbon" goals.

Supply Chain Advantages

1.Stable Raw Materials: Long-term partnerships with top suppliers; 3-month safety stock for epoxy resin/copper to avoid delays.
2.Rapid Customization: 3-day design turnaround for voltage/protection grade adjustments; 2 dedicated production lines.
3.Fast Delivery: Standard models: 25-35 days; customized models: 40-50 days—30% faster than industry average.

Customer Service

1.Pre-Sales: Free on-site surveys, load calculation, and customized schemes; transparent quotations.
2.In-Sales: Dedicated customer manager, real-time production tracking, and weekly progress updates.
3.After-Sales: 1-year free warranty; 24/7 hotline; on-site maintenance (24-48h domestic, 3-7 days international).
4.Value-Added: Free operation training, BMS integration guidance, and annual equipment health checks.

FAQ

Q1: SCB14 vs. SCB18?
A: SCB14 (Class 2, 790W no-load loss); SCB18 (Class 1, 670W, more energy-efficient).
Q2: Dedicated room needed?
A: No—install in electrical rooms with adequate ventilation (airflow ≥0.3m/s).
Q3: Daily maintenance?
A: Wipe surface dust monthly; check fasteners quarterly; professional inspection every 2-3 years.
Q4: Suitable for subways/mines?
A: Yes—moisture/dust-resistant, certified for underground and tunnel environments.

Customer Evaluation & Cases

1.Key Projects: 45 units for domestic commercial center; 30 units for South American mine infrastructure.
2.Certifications: ISO9001, IEC 60076, F1-Class Fire Safety, RoHS Compliance.

Loading & Shipment

We collaborate with over 30 countries, offering EXW/FOB/CIF terms. Our services include expert moisture-proof and shock-proof packaging, customized documentation (such as commercial invoices and test reports), and real-time logistics tracking, guaranteeing 98% on-time delivery.