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: 24.94kV or others
Secondary Voltage Ratings: 600GrdY/347v or others
H.V. TAP RANGE: ±2×2.5% or others
CONNECTION TYPE: Dyn11/YNyn0 or others
TYPE: Loop feed/Radial feed
BIL: 30-150 kV
Standards: IEEE, CSA, DOE
Application: BESS, Industry, Renewable energy, EV charging, Utility
Power Rating: 750 kVA
Certificate: UL, cUL, CSA, SGS
Daelim Transformer is a professional manufacturer of transformers with UL listings and certifications for voltage levels up to 44kV, offering a comprehensive range of UL-certified pad-mounted transformers. Annually, we export thousands of these transformers to the United States and Canada. Proficient in IEEE/ANSI, CSA, DOE, NEMA, and other standards, our team ensures compliance with diverse regulatory requirements. In addition to UL certification, we also hold CSA, MF, CESI certificates, and third-party SGS test reports. With extensive project experience, we understand that each project has unique requirements. That’s why we offer customizable transformers, allowing adjustments to voltage, capacity, connection method, and special design to perfectly suit your needs. The 750 kVA pad-mounted transformer can be customized to fit your project requirements. Contact Daelim Transformer today to receive the parameter sheet, drawings, and quotation for the 750 kVA pad-mounted transformer.
| 750 kVA Pad Mounted Transformer Specifications | |||
| Phase | Three phase | Std. | CSA C227.4 Std |
| Power rating | 750 kVA | Config | Dead Front Loop feed |
| Mounting | Pad Mounted | Frequency | 60Hz |
| HV Voltage | 24940GrdY/14400 | Tap changer | 5-position |
| LV Voltage | 600GrdY/347V | Fluid Capacity | 1210L |
| HV BIL | 125 kV | Total weight | 3450kG |
| LV BIL | 30 kV | Efficiency | 99.15% |
| Cooling method | KNAN | Impedance | 5.75% |
You may enjoy: 750 kVA Skid Mounted Transformer
Contact Daelim Transformer for special requirements
The 750 kVA pad mounted transformer manufactured by Daelim Transformer is equipped with an enhanced anti-corrosion coating process. This includes an additional layer of asphalt coating applied specifically to the bottom of the transformer tank. This meticulous process significantly boosts the transformer’s ability to withstand corrosive elements, ensuring prolonged durability even in harsh environmental conditions.
The 750 kVA pad mounted transformer depicted in the image is meticulously tailored for the US market, boasting a loop feed layout that impeccably aligns with IEEE and DOE standards. Operating at a primary voltage of 12.47kV and a secondary voltage of 480GrdY/277V, this transformer features a four-position loadbreak switch on the high-voltage side, along with three bayonet fuses and a current-limiting fuse. With a temperature rise capped at 65°C and employing the ONAN cooling method, it utilizes mineral oil as the insulating liquid. Backed by a UL certificate, this transformer ensures utmost safety and reliability.
Daelim Transformer has regular stock available for IEEE Std 750 kVA pad mounted transformers. The following table provides specific stock information. Contact Daelim Transformer now for immediate shipment.
| Technical Data | Quantity | |
| Rating | 750kVA | 8 units |
| Primary Voltage | 12470Grdy/24.94kV | |
| Secondary Voltage | 480V | |
| Frequency | 60Hz | |
| Vector Group | YNyn0 | |
| Winding Material | Aluminium | |
| Tap Changer | 5-position | |
| Color | Munsell Green | |
| Fuse | bay o net & ELSP fuse | |
| LB Switch | four-positon | |
The 750 kVA pad mounted transformer featured in the image is custom-designed for the Canadian market and meticulously crafted to comply with all CSA standards. Operating with a primary voltage of 24.94kV and a secondary voltage of 600/347V, this transformer is equipped with two two-position load break switches on the high-voltage side, along with three bayonet fuses and a current-limiting fuse. With a temperature rise limited to 65°C, it embodies the hallmark traits of cUL certification, ensuring safety, reliability, anti-tampering measures, and ease of installation.
| Technical Data | Quantity | |
| Feed Configuration | Loop Feed | |
| Rating | 750 kVA | 3 units |
| Primary Voltage | 24940Grdy/12470 | |
| Secondary Voltage | 480Grdy/277 | |
| Frequency | 60Hz | |
| Vector Group | YNyn0 | |
| Winding Material | Aluminium | |
| Tap Changer | 5-position | |
| Color | Munsell Green | |
| Fuse | bay o net & ELSP fuse | |
| LB Switch | four-positon | |
The 750 kVA pad mounted transformer featured in the picture boasts a dual high-voltage design, fully compliant with CSA standards. With primary voltages selectable between 14.4kV and 7.2kV, it offers versatility to adjust as per requirements. Additionally, equipped with a 5-position tap changer, it ensures precise voltage regulation. The secondary voltage is 600GrdY/347V. On the high-voltage side, it features a four-position load break switch, 6 dead-front bushings, three bayonet fuses, and current-limiting fuse. The low voltage side is outfitted with essential instruments including an oil gauge, thermometer, and pressure vacuum gauge, among others. The transformer has a temperature rise of 65°C and employs the ONAN cooling method, with mineral oil serving as the insulating liquid. Backed by a cUL certificate, it guarantees safety and reliability.
750kva pad-mounted transformer has two structures loop feed and radial feed which can meet U.S. DOE efficiency value.
| Standard Primary | ||||
| Voltage Rating | Minimum BIL | Voltage Rating | Minimum BIL | |
| Delta or Wye | Ground Wye | |||
| 2400 V | 45 kV | 4160GrdY/2400 | 65 kV | |
| 4160 V | 60 kV | 12470GrdY/7200 | 95 kV | |
| 4800 V | 60 kV | 13200GrdY/7620 | 95 kV | |
| 7200 V | 75 kV | 13800GrdY/7970 | 95 kV | |
| 7620 V | 75 kV | 22860GrdY/13200 | 125 kV | |
| 12000 V | 95 kV | 23900GrdY/13800 | 125 kV | |
| 12470 V | 95 kV | 24940GrdY/14400 | 125 kV | |
| 13200 V | 95 kV | |||
| 13800 V | 95 kV | 34500GrdY/19920 | 150 kV | |
| 16340 V | 95 kV | |||
Learn more about pad transformers: 3 Phase Pad Mounted Transformer
The following table is a datasheet of a 34.5kV 750 kVA pad-mounted transformer for American customers.
| Pad Mount Transformer 750 kVA 34.5kv – 480v/277V | ||
| Standard manufacturing and testing | …. | IEEE Std. C57.12.00 IEEE Std. C57.12.90 IEEE Std. C57.12.34 |
| Features | ||
| Type | Loop feed pad mount | |
| Rated Power | kVA | 750 |
| HV | V | 34500 |
| LV | V | 480/277 |
| Rated Frequency | Hz | 60 |
| Refrigerant | Vegetable oil | |
| Cooling Method | KNAN | |
| Losses | ||
| No load losses at rated voltage and rated frequency on the principal tap | W | As DOE 2016 efficiency |
| Load loss at rated voltage | W | As DOE 2016 efficiency |
| Tolerance | 10% NLL, 6% Total Loss | |
| Vector Group | Dyn1 | |
| Colors | Munsell Green | |
You may enjoy 750 kVA Skid Mounted Transformer
750kVA pad-mounted transformer can weigh up to 3900 kg. The table below is the specific weight of a 34.5 kV 750kVA pad mount transformer with aluminum windings. Due to the difference in voltage, material, accessories, etc., the weight of the 750kva transformer will also be different.
| Weight | ||
| Oil | kg | 1300 |
| Total | kg | 3900 |
| Total Dimensions （For reference) | ||
| Height | mm | 1850 |
| Depth | mm | 1700 |
| Width | mm | 1600 |
Learn more about Pad Mounted Transformer
The DAELIM factory has strict technical and quality control to ensure each transformer’s reliable, safe, and electrical performance. Daelim 750kva pad-mounted transformers have a long two-year warranty.
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