1,000+ Electrical Transformers (7.2–34.5 kV, 25–3000 kVA) — UL Evaluated, Certificate of Compliance Available — In Stock & Ready to Ship from Houston, CA & Florida. Contact Us Today!
Primary Voltage Ratings: 34.5 kV
Secondary Voltage Ratings: 13.8 kV
H.V. TAP RANGE: ±10%
CONNECTION TYPE: Dyn1
TYPE: Oil immersed with OLTC
BIL: 150/95kV
Standards: IEEE/ANSI
Application: industrial facility, substation
Power Rating: 50 MVA
The 50 MVA transformer has been meticulously constructed in strict accordance with IEEE standards, including IEEE C57.12.00 and IEEE C57.12.90. It serves as a step-down transformer with a primary voltage of 34.5 kV and a secondary voltage of 13.8 kV. Notably, both the high and low voltage windings are expertly crafted from copper, ensuring optimal performance and efficiency.
| 50 MVA Transformer Specification | |||
| Phase | 3 phase | Std. | IEEE |
| Type of cooling | ONAN | Fluid | Mineral Oil |
| Power rating | 50 MVA | Frequency | 60Hz |
| Type | Oil Immersed | HV bushing | Porcelain side-mounted |
| HV Voltage | 34.5 kV | LV bushing | Porcelain side-mounted |
| LV Voltage | 13.8 kV | Environmental condition | Outdoor |
| BIL | 150/95kV | Paint Color | Grey 70 |
| Vector Group | Dyn1 | Winding Material | Copper |
Contact Daelim Transformer for special requirements
| 50 MVA Transformer Dimensions & Weight | |||
| Weight | Dimensions | ||
| Tank & accessories | 19250 kg | Height | 3650 mm |
| Total oil weight | 19150 kg | Depth | 5858 mm |
| Total weight | 67500 kg | Width | 6090 mm |
The SZ11-50000/34.5 is a high-performance 50 MVA power transformer, meticulously engineered and manufactured by Daelim Transformer. It was commissioned by a commercial electrical contractor in the United States for an industrial facility installation in Houston, USA. This transformer stands out for its exceptional attributes, including safety, reliability, stability, and minimal energy loss.
Daelim Transformer is a renowned professional transformer manufacturer and supplier with extensive expertise. Their proficiency spans a wide spectrum, from distribution transformers to high-capacity power transformers exceeding 10MVA. Daelim Transformer boasts a presence in various regions across the Americas. They are not only involved in transformer production but also operate factories and warehouses in Houston, USA, providing comprehensive services such as maintenance, installation, and more.
The 50 MVA transformer has been meticulously constructed in strict accordance with IEEE standards, including IEEE C57.12.00 and IEEE C57.12.90. It serves as a step-down transformer with a primary voltage of 34.5 kV and a secondary voltage of 13.8 kV. Notably, both the high and low-voltage windings are expertly crafted from copper, ensuring optimal performance and efficiency.
This transformer features a Dyn1 vector group, which enhances its adaptability and versatility. For efficient cooling and temperature control, it utilizes the ONAN (Oil Natural Air Natural) cooling method, renowned for its reliability. The transformer employs Mineral oil type II, carefully selected to meet ASTM D3487 standards for insulation and cooling.
At the 50 MVA transformer high-voltage side, equipped with an on-load voltage regulating switch, offering a total of 33 levels. The nominal voltage is set at 34.5 kV, with 16 taps above the nominal voltage and 16 taps below it. These tap adjustments have a precision of 0.625%. This allows voltage adjustments within a range of ±10% of the nominal voltage, providing precise fine-tuning between 31,050V and 37,950V, meeting specific application requirements.
The 50 MVA transformer’s gauges feature integrated contacts. In case of unexpected damage or malfunctions, these contacts trigger alarms and protective trips, safeguarding the transformer from harm. Several accessories are sourced from the globally recognized Qualitrol brand for enhanced reliability and performance.
This rigorous series of tests ensures that the product complies with the stringent requirements of IEEE C57.12.90 standards and is deemed qualified.
Moreover, Daelim Transformer goes the extra mile by providing customers with essential spare parts to replace components that may wear out due to long-term use, including:
This considerate provision of spare parts ensures sustained operational efficiency and longevity for customers.
The price of a 50 MVA (Mega Volt-Ampere) transformer can vary significantly depending on various factors, including its specifications, such as voltage rating, cooling method, and additional features, as well as the manufacturer and market conditions. Generally, larger and higher-rated transformers tend to be more expensive.
To get an accurate price for a 50 MVA transformer, you should reach out to transformer manufacturers or suppliers directly. They can provide you with a customized quote based on your specific requirements and current market prices.
Keep in mind that prices can fluctuate over time, so it’s essential to request up-to-date pricing information from manufacturers or suppliers to make an informed decision.
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