A 150 kva transformer introduction
The 150 kVA transformer plays a pivotal role in power distribution systems, catering to a wide array of applications ranging from residential lighting to industrial machinery. This article delves into the specifics of these transformers, their design requirements, types, and the factors influencing their pricing.
Types of 150 kVA Transformers
150 kVA transformers are available in two main types: oil-immersed sealed transformers and dry-type transformers. Both types are distinguished by their capacity to handle 150 kVA, ensuring they meet varying voltage needs such as 7.2kV, 11kV, 13.8kV, 15kV, 24.9kV, and 34.5kV.
150 kVA Transformer Amps
The calculation formula and method for determining amps in a 150 kVA transformer vary based on different voltages and phases. Below, we illustrate the calculation for both single-phase and three-phase configurations using a 150 kVA transformer with a 2.4/0.24kV rating:
- Single-phase: Amps = 150 kVA / 0.24 kV = 625 A
- Three-phase: Amps = 150 kVA / (1.732 × 0.24 kV) = 360.84 A
These calculations provide the current ratings for the low-voltage side of the transformer, essential for determining operational parameters and electrical system design.
150 kVA Transformer Dimensions and Weight
The dimensions and weight of 150 kVA transformers can vary among manufacturers. Below are the dimensions and weight specifications for Daelim Transformer’s 150 kVA transformer, provided for your reference:
| 150kVA Transformer Dimensions | |
| Width | 1480mm |
| Depth | 1250mm |
| Height | 1750mm |
| 150kVA Transformer Weight | |
| Tank & Accessories | 770Kg |
| Oil Weight | 855L |
| Total Weight | 2400Kg |
These dimensions and weight details are crucial for determining the transformer's installation requirements and transport logistics.
You may enjoy: Ultimate Guide To Transformer Sizes and Ratings
150 kVA Transformer Specifications
Specifications of Daelim Transformer's 150 kVA Transformer Exported to Canada (2021)
| Delivered to | CSA |
| Production Date | 2021 |
| Power Rating | 150kVA |
| Type | Pad Mount Transformer |
| Primary Voltage | 14.4kV |
| Secondary Voltage | 280 V |
| Cooling Method | ONAN |
| Frequency | 60Hz |
| Impedance | 3.50% |
| Winding Material | Copper |
| Altitude | ≤1,000m |
| Tap Changer @ Primary Side | NLTC |
| No. of Tap Position | 5 |
| Color | Munsell 9 GY1.5/2.6 |
Learn more about Transformer Specifications
Design Requirements
Manufacturers like Daelim adhere to stringent design standards such as IEC, IEEE, BSEN, and others to ensure the reliability and safety of 150 kVA transformers. Key design requirements include:
- Leakage Testing: Ensuring the transformer tank is completely sealed against leakage.
- Temperature Management: Capable of operating within specified temperature rise limits under continuous load.
- Insulation Uniformity: All windings must feature uniform insulation unless specified otherwise.
- Protection and Monitoring: Equipment for protection, monitoring, and indication must be easily accessible.
- Operational Flexibility: Ability to handle load even after extended periods of non-use at minimum ambient temperatures.
- On-load Tap Changer: Incorporation of an on-load tap changer like the Maschinenfabrik Reinhausen ECOTAP® VPD® for voltage regulation.
Reading more: The Impact of Impedance on Transformer Design
Pricing Factors
The cost of a 150 kVA transformer can vary significantly due to several influencing factors:
- Electrical Parameters: Capacity, voltage rating, and efficiency directly impact pricing.
- Material Quality: Type of silicon steel sheets, coil materials, and electromagnetic shielding capabilities.
- Production Volume: Bulk orders typically lower unit costs than smaller quantities.
- Labor and Logistics: Rising labor costs and transportation expenses affect overall pricing.
- Industry Competition: Competitive market dynamics among manufacturers influence pricing strategies.
Conclusion
Choosing a 150 kVA transformer involves considering these technical specifications and cost factors to ensure optimal performance and value for your electrical infrastructure needs. Manufacturers like Daelim offer tailored solutions meeting international standards, providing reliability and efficiency in power distribution.
Daelim Transformer has a variety of 150kVA transformers for sale. For more detailed inquiries or specific transformer requirements, contacting a professional manufacturer like Daelim ensures accurate guidance and customized solutions tailored to individual project needs.
By understanding these aspects, stakeholders can make informed decisions when procuring 150 kVA transformers, safeguarding against potential misinformation and ensuring the acquisition of high-quality, cost-effective electrical equipment.
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