500kVA Voltage Step Down Transformers - Single Phase Pad Mounted
Product Specifications
| Attribute | Value |
|---|
| Frequency | 50Hz, 60Hz, 50Hz/60Hz |
| Phase | Single Phase |
| Coil Structure | Round coil |
| Output Voltage | 220V, 380V, 400V, 440V, 480V |
| Input Voltage | 35kV, 6kV, 10kV |
| Cooling Method | ONAN (Oil Natural Air Natural) |
| Warranty | 2 Years |
| Winding Material | Copper / Aluminum |
| Operating Temperature | -40°C to 55°C |
| Efficiency | 98% |
| Protection Class | IP55 |
| Insulation Class | Class H |
| Power Rating | 5-500 kVA |
Technical Details
HENTG's Single Phase Pad Mounted Oil-Immersed Distribution
Transformer (15kVA~500kVA) is designed for reliable, safe, and
efficient power distribution in residential, commercial, and light
industrial applications.
Key Features:- Compact, tamper-proof, and weather-resistant pad-mounted design
- High-quality silicon steel cores with copper or aluminum windings
- Low losses and high efficiency (up to 99.49%)
- Long service life (design life ≥ 25 years)
- IP54 / NEMA 3R protection for outdoor use
- Customizable voltage configurations available
Performance Data
| Capacity (kVA) | HV (V) | LV (V) | No-load Loss (W) | Load Loss (W) | Dimensions (mm) | Efficiency |
|---|
| 15 | 2400-34500 | 110-690 | 60-150 | 330-1150 | 610×740×840 | 98.82% |
| 25 | 2400-34500 | 110-690 | 60-150 | 330-1150 | 610×740×840 | 98.95% |
| 50 | 2400-34500 | 110-690 | 60-150 | 330-1150 | 610×740×840 | 99.05% |
| 75 | 2400-34500 | 110-690 | 60-150 | 330-1150 | 610×740×840 | 99.11% |
| 100 | 2400-34500 | 110-690 | 60-150 | 330-1150 | 610×740×840 | 99.19% |
| 167 | 2400-34500 | 110-690 | 60-150 | 330-1150 | 610×740×840 | 99.25% |
| 250 | 2400-34500 | 110-690 | 60-150 | 330-1150 | 610×740×840 | 99.33% |
| 500 | 2400-34500 | 110-690 | 60-150 | 330-1150 | 610×740×840 | 99.49% |
Our Order Process
Step 1: Inquiry & Quotation
We respond within 1 hour with suitable transformer recommendations,
competitive quotations, and payment terms. Our technical team
confirms all drawing details within 7 days after payment.
Step 2: Production & Quality Control
After design approval, we prepare stock, manufacture, and conduct
rigorous quality inspections. We provide QC reports and test
reports for all products.
Step 3: Installation & Support
Our professional team provides installation guidance and on-site
support. All products come with a 2+ year warranty.
Our Product Range
- Oil-immersed transformers
- Dry-type power transformers
- SH15 and SCBH15 amorphous alloy transformers
- YB prefabricated substations
Company Capabilities
Frequently Asked Questions
Who are we?
HENTG POWER is a professional designer, manufacturer and installer
of power system solutions founded in 2011, specializing in
reliable, high-performance solutions for global power systems.
How can we guarantee quality?
We conduct pre-production sampling, final inspections before
shipment, and provide QC & test reports. We accept Factory
Acceptance Tests (FAT) and offer a 2+ year warranty.
Why choose us?
Our professional technical team with 30+ senior engineers provides
24/7 online support with 30-minute response times. We confirm all
drawing details within 7 days.
What services can we provide?
We accept OEM orders and customized business payment terms. Our
products comply with GB 20052-2024 and IEC 60076 standards.
