3 Phase 630kVA Dry Type Transformer

Jinhand’s 3 Phase 630kVA Dry Type Transformer adopts epoxy resin vacuum casting, supporting 6-11kV high-voltage input (±5%/±2×2.5% tap) and 0.4kV output (Yyn0/Dyn11). Key specs: short-circuit impedance 6%, no-load current 0.85%. Backed by 10+ years of expertise, all units undergo 100% factory testing for stable global indoor applications.

Advantages

1.F1-Class Fire Safety: Oil-free design eliminates fire/leakage risks, ideal for sensitive areas.
2.Dual Efficiency Grades: SCB14 (Class 2), SCB18 (Class 1) with 20% lower no-load loss.
3.Environmental Adaptability: Moisture/dust/corrosion-resistant for humid/dusty indoor environments.
4.30+ Year Maintenance-Free Lifespan: Stable insulation, 0.5% annual fault rate.

MAIN TECHNICAL PARAMETERS

Main Features

1.Critical Infrastructure Compatible: Fits mines, hospitals, high-rises—no dedicated transformer room.
2.Low Noise: ≤55dB (1m), 10-15dB below national standards.
3.Global Grid Adaptability: 50Hz, multi-voltage input for 95% of indoor scenarios.
4.Eco-Friendly: Recyclable materials, no harmful emissions.

Product Selling Points

1.Fire-Safe Core: F1-class certification, eliminates 99% of oil-immersed transformer fire risks.
2.Ultra-Efficient: SCB18 saves ~3,600kWh/year; 0.85% no-load current cuts reactive loss by 30%. 3.Innovative Casting: Integrated coil design, 40% higher mechanical strength.
4.30+ Year Lifespan: Full-copper windings + anti-aging epoxy insulation.
5.Smart-Ready: Supports temperature monitoring and building management system integration.

Operational Cost Optimization

1.Minimal Routine Maintenance Costs：The fully enclosed cast structure realizes essentially maintenance-free operation—only monthly surface dust wiping and quarterly fastener checks are needed, with an annual maintenance cost ≤$200, an 80% reduction compared to oil-immersed transformers that require regular oil changes and professional overhauls.
2.Substantial Energy Cost Savings：SCB18’s ultra-low 775W no-load loss reduces annual electricity costs by $360-$540 (based on 0.1−0.15/kWh industrial tariff). The 30% reduction in reactive power loss further improves power grid efficiency and cuts additional energy waste.
3.Long-Term Replacement Cost Elimination：The 30+ year lifespan avoids the high replacement expenses of $20,000-$30,000 required for traditional transformers every 10-15 years, significantly lowering the Total Cost of Ownership (TCO) and delivering exceptional long-term economic value.

Logistics and Installation

1.Easy Transport: Lightweight, compact packaging for high-rise/indoor delivery.
2.Simplified Setup: No special foundation; 2-3 electricians complete installation in 6 hours.
3.Full Support: Free on-site guidance, complimentary tools, 24/7 remote technical help.

Durability and Stability

1.Extreme Environmental Resilience：Engineered with excellent moisture-proof, dust-proof and corrosion-resistant performance, the transformer operates stably in indoor environments with RH≥95% high humidity, heavy dust and mild corrosive conditions (e.g., mines, subways and industrial plants).
2.Long-Term Insulation Reliability： The high-quality epoxy resin casting material maintains superior insulation performance over time, with an insulation resistance of ≥1000MΩ even after 10 years of continuous operation. No aging or performance degradation occurs under normal operating conditions.
3.Uninterrupted Continuous Operation：Boasts a Mean Time Between Failures (MTBF) of >20,000 hours and a 0.5% annual fault rate, supporting 24/7 uninterrupted power supply for critical facilities such as hospitals, data centers and industrial production lines, ensuring business and production continuity.

Production Process Advantages

1.Advanced Casting: Vacuum epoxy process, 100% insulation penetration.
2.Precision Manufacturing: CNC winding, robotic welding for consistent quality.
3.Strict QC: ISO9001 compliant, 18 inspection links, 100% testing.

Green Energy-Saving Characteristics

1.Dual Efficiency Compliance: SCB14 meets GB 20052-2020 Class 2; SCB18 meets Class 1, qualifying for green building and energy-saving subsidies.
2.Eco-Friendly Materials: RoHS/REACH-compliant epoxy resin; biodegradable flame retardants—no harmful substances during production, use, or disposal.
3.Low-Carbon Operation: SCB18 reduces annual carbon emissions by ~4.5 tons; 100% recyclable structural materials (copper, steel, epoxy resin) support circular economy.

Supply Chain Advantages

1.Stable Raw Material Supply: Long-term partnerships with top suppliers —3-month safety stock to avoid production delays.
2.Rapid Customization: Professional R&D team delivers personalized designs (voltage, protection grade, smart functions) in 3 working days; 2 dedicated production lines for 630kVA models.
3.Fast Delivery: Standard models: 25-35 day lead time; customized models: 40-50 days—30% faster than industry average.

Why Choose Jinhand

1.Technical Strength: 50+ person R&D team (10 senior engineers); independent epoxy casting and electromagnetic design capabilities.
2.Quality Assurance: Full-process quality control, 18 inspection links, and third-party testing—0 defective product delivery rate.
3.One-Stop Service: From pre-sales scheme design to after-sales maintenance, providing customized solutions for diverse indoor scenarios.
4.Global Reputation: Long-term partnerships with top infrastructure enterprises.

Innovation & Intelligence

1.Smart Monitoring: Temperature sensors + RS485 communication.
2.Predictive Maintenance: Abnormal alerts via SMS/APP.
3.Automated Protection: Optional over-temperature shutdown.

Applicable Scenarios & Value

1.Scenarios: Mines, subways, hospitals, commercial centers, high-rises.
2.Pain Points Solved: Fire risks, high maintenance, noise, space constraints.
3.Value: 99% fire risk reduction, 80% O&M cost cut, 40% space savings.

FAQ

Q1: SCB14 vs. SCB18?
A: SCB14 (Class 2, 910W no-load loss); SCB18 (Class 1, 775W, more energy-efficient).
Q2: Dedicated room needed?
A: No—install in electrical rooms with adequate ventilation.
Q3: Daily maintenance?
A: Wipe dust monthly, check fasteners quarterly; professional inspection every 2-3 years.
Q4: Suitable for subways/mines?
A: Yes—moisture/dust-resistant, flame-retardant.

Loading & Shipment

We partner with 30+ countries, supporting EXW/FOB/CIF. Professional moisture-proof/shock-proof packaging, customized documentation, and real-time logistics tracking ensure 98% on-time delivery.