7 MVA Pad Mounted Transformer
- Primary Voltage Ratings: 34.5-19.92/13.8-7.957/13.2-7.62/12.47-7.2 ,44 kV or others
- Secondary Voltage Ratings: 208GrdY/120;416GrdY/240,480GrdY/277,/600GrdY/347,220y/127,480V,415v,600v or others
- H.V. TAP RANGE: ±2×2.5% or others
- CONNECTION TYPE: Dyn11/YNyn0 or others
- TYPE: Loop feed/Radial feed
- BIL: 30-200kV
- Standards: ANSI/IEEE, CSA
- Application: BESS, Data center, Industry, Renewable energy, EV charging
- Power Rating: 7 MVA (7000kVA)
- 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 7 MVA 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 7 MVA Pad Mounted transformer.
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ZGS-H-7000/27.6/13.8
The ZGS-H-7000/27.6/13.8, manufactured by Daelim Transformer, is an industrial pad-mounted transformer designed as a dead-front and loop-feed type. With a robust transformer rating of 7000 kVA (equivalent to 7 MVA), this industrial transformer boasts a primary voltage of three-phase 27600 V Delta and a secondary voltage of three-phase 13800 V Delta. Notably, it features a 5-position tap changer on the primary side, offering ±2 * 2 .5% taps for fine voltage adjustments as needed.
One of the standout features of this 7000 kVA (7 MVA) transformer is its exceptional efficiency, thanks to a 65℃ temperature rise design. This reduced heat waste not only enhances its reliability but also extends its operational lifespan, ensuring optimal performance over time. Moreover, this transformer is in compliance with the energy efficiency standards outlined in CAN/CSA-C802.1.
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For efficient cooling, the ZGS-H-7000/27.6/13.8 employs ASTM II mineral cooling fluid (ONAN) with a substantial capacity of 2820 liters, maintaining ideal operating temperatures.
Monitoring and safety are paramount with this transformer. It comes equipped with essential gauges, including an oil level gauge, thermometer, and vacuum gauge, all equipped with auxiliary contacts. These gauges serve as early warning systems, capable of triggering alarms or remote trips in the event of abnormal operation, ensuring seamless monitoring of the transformer's status.
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7000 kVA Transformer
Additionally, the unit features a pressure relief device that rapidly dissipates excess pressure within the transformer tank. This safeguard guarantees the normal operation of the transformer and prevents damage in case of pressure buildup.
To further enhance its versatility, the transformer boasts a four-position load-break switch that can be adjusted to meet specific application requirements, offering adaptability and convenience in various operating scenarios.
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7 MVA Pad Mounted Transformer types
The types of 7mva pad mounted transformer have loop feed and radial feed. The radial feed transformer has 3 HV bushings, and the loop feed transformer has 6 HV bushings. Their biggest difference is the high-voltage bushings. From the figure below, it is easy to distinguish between Radial Feed and loop feed.
7 MVA Pad Mounted Transformer Standard Voltage
The following table shows the standard primary voltage of the 7 MVA pad mount transformer. Daelim's technical team can customize the design if you need other voltage or special requirements.
| Standard Primary | ||||
| Voltage Rating | Minimum BIL | Voltage Rating | Minimum BIL | |
| Delta or Wye | Ground Wye | |||
| 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
7 MVA Pad Mounted Transformer Outline Drawing
The picture below is Daelim's 27.6 kV 7 MVA pad-mounted transformer outline drawing.
7000 kVA Pad Mounted Transformer Weight
Winding materials, number of accessories, voltage levels, and efficiency values will affect the weight of the transformer. The following table shows the weight of a 27.6/13.8 kV 7000kVA pad-mounted transformer.
| 27.6 kV 7000kVA Padmount Transformer Weight | ||||||||
| Tank and accessories | 2850kg | |||||||
| Oil Weight | 2820L | |||||||
| Total Weight | 11600kg | |||||||
Learn more about Pad Mounted Transformer
7MVA Pad Mounted Transformers Dimensions
The following table shows the dimensions of the Daelim 12.4kV 7MVA pad mount transformer.
| 12.47 kV 7MVA Padmount Transformer Dimension | ||||||||
| Height | 2080mm | |||||||
| Depth | 3030mm | |||||||
| Width | 2200mm | |||||||
Please feel free to contact the Daelim Team if you have any concerns.
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