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CSP Style 250kVA Transformer 7.2kV Input 120/240V Output for Utility Poles
Product Spotlights
A fully self-protected, pole-mounted distribution transformer designed for utility applications. Features 250kVA capacity, 7.2kV to 120/240V conversion, and integrated safety devices (fuse, breaker). Built for durability and low maintenance with efficient core design and mineral oil insulation. Ideal for reliable overhead power distribution in residential and light commercial areas.
US$ 5647
≥1 Unit
Key Specifications
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Rated Capacity:
250 kVA
Input Voltage:
7.2 kV
Output Voltage:
120/240 V
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Rated Capacity
250 kVA
Input Voltage
7.2 kV
Output Voltage
120/240 V
Mounting Style
CSP (Completely Self-Protected)
Application
Utility Pole Mounted Distribution
Cooling Type
ONAN (Oil Natural Air Natural)
Insulation Medium
Mineral Oil
Phase
Single Phase
Standard Compliance
ANSI/IEEE standards
As a dedicated manufacturer with over a decade of experience in electrical equipment, Jinhua Dika Electrical Equipment Co., Ltd. proudly presents our CSP Style 250kVA Transformer. Engineered for reliability and safety in overhead distribution networks, this transformer is a cornerstone for utilities and contractors seeking durable and efficient power conversion from 7.2kV to 120/240V. Our commitment to quality, evidenced by our ISO 9001 certification and a strong export presence across North America, Southeast Asia, and beyond, ensures that every unit delivers consistent performance under demanding field conditions.
This transformer is designed to meet the rigorous demands of modern utility infrastructure. Its core features and benefits include:
- CSP (Completely Self-Protected) Design: Integrates primary and secondary protective devices, including a primary fuse cutout, secondary circuit breaker, and lightning arrestor, offering enhanced safety and reducing the need for external protective gear.
- Robust Construction for Pole Mounting: Built with a sturdy tank and mounting brackets to withstand environmental stresses such as wind, ice, and thermal cycling, ensuring long-term stability on utility poles.
- High-Efficiency Core and Coil: Utilizes grain-oriented silicon steel cores and precision-wound copper or aluminum windings to minimize no-load and load losses, contributing to lower operational costs and improved grid efficiency.
- Reliable Insulation System: Filled with high-grade, stable mineral oil that provides excellent dielectric strength and heat dissipation, extending the operational life of the transformer.
The technical specifications of our CSP Style 250kVA Transformer are detailed below to provide clear and concise information for your project planning.
| Parameter | Specification |
|---|---|
| Rated Capacity | 250 kVA |
| High Voltage (Input) | 7.2 kV |
| Low Voltage (Output) | 120/240 V, Single Phase |
| Frequency | 60 Hz (50 Hz available upon request) |
| Cooling Type | ONAN (Oil Natural Air Natural) |
| Impulse Level (BIL) | 95 kV (Typical for 7.2kV class) |
| Temperature Rise | 65°C (Winding), 55°C (Top Oil) |
| Connections | Primary: Bushings for overhead line; Secondary: Loadbreak bushings or terminals |
Choosing our transformer provides tangible advantages for your operations:
- Reduced Maintenance: The integrated CSP protection system significantly lowers the frequency of field inspections and interventions.
- Operational Safety: Built-in fusing and circuit breaking protect both the transformer and the downstream circuit from overloads and faults.
- Supply Reliability: Consistent voltage transformation ensures stable power delivery to residential and light commercial customers.
- Customization Options: We offer flexibility in specifications such as tap configurations, bushing types, and paint colors to meet specific project or regional utility standards.
Trust in Jinhua Dika is built on a solid foundation. As an established manufacturer with an annual export value ranging between US$1 Million and US$1.5 Million, we serve a global clientele across continents from North America to Oceania. Our products are shipped from major Chinese ports like Shanghai, Tianjin, Guangzhou, and Ningbo, ensuring efficient logistics. Backed by a comprehensive quality management system (ISO 9001) and a dedicated team of 11-50 professionals, we guarantee that our CSP Style 250kVA Transformer is not just a product, but a reliable partner for your distribution network. Contact us today to discuss how this robust transformer can enhance your utility's performance and reliability.
Frequently Asked Questions (FAQ)
-
What does "CSP" stand for in this transformer model?
CSP stands for "Completely Self-Protected." It means the transformer has internal protective devices like fuses and circuit breakers installed at the factory, offering a high level of safety and reducing external protection requirements. -
Is this transformer suitable for both 50Hz and 60Hz power systems?
The standard model is designed for 60Hz systems, which are common in our main markets like North America. However, we can manufacture units compatible with 50Hz operation upon request. -
What are the typical lead times for ordering this 250kVA transformer?
Lead times vary based on order quantity and customization. Generally, for standard configurations, we aim for delivery within 4-6 weeks. We provide specific timelines upon receipt of your detailed inquiry. -
Can the mounting hardware be customized for different pole types or standards?
Yes. We understand that utility pole standards can vary by region. We offer customizable mounting brackets and hardware to ensure a secure and compliant fit for your specific installation requirements. -
What kind of warranty do you provide with this product?
Our transformers come with a standard warranty covering materials and workmanship. The specific terms and duration are provided in our commercial contract and are aligned with industry practices. -
Do you provide technical support or installation guidance?
Absolutely. We provide detailed installation manuals, datasheets, and wiring diagrams with each shipment. Our technical team is also available to offer support and answer questions during the planning and installation phases. -
Are the bushings and connectors included, and what types are standard?
Yes, primary and secondary bushings are included. Standard configurations typically feature porcelain or polymer primary bushings for overhead line connection and loadbreak-style secondary bushings. Alternative types can be specified. -
How does your company ensure quality control during manufacturing?
Our production follows strict procedures under our ISO 9001 quality management system. This includes rigorous testing of raw materials, in-process checks, and final testing (including resistance, ratio, and dielectric tests) before shipment to ensure every transformer meets performance specifications.
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1Yr
Business Type
Manufacturer
Annual Export Value
US$1 Million - US$1.5 Million
Total Employees
11 - 50 People
Product Certifications
HACCP, TL900, QS9000, SA8000, ISO9001, ISO9004, ISO17799, ISO9000, ISO14000, ISO10441, ISO16949, TS16969, ISO19011:2000, OHSAS18001, Others
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