IEEE C57.12.24-2016
Phase Transformers, 3750 kVA and Smaller: High Voltage, 34 500 GrdY/19 920 Volts and Below; Low Voltage, 600 Volts and Below - Redline
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About This Item
C57.12.24-2016 is a technical standard for phase transformers rated 3,750 kVA and smaller, covering high-voltage systems up to 34,500 GrdY/19,920 volts and low-voltage systems up to 600 volts. As a redline edition, it helps readers identify changes within the document while supporting engineering, specification, and compliance work for power and energy applications. C57.12.24-2016 is useful for understanding design and performance requirements in transformer selection and evaluation.
About C57.12.24-2016
This standard addresses phase transformers within a defined size and voltage range, making it relevant to electrical equipment used in power distribution and related systems. C57.12.24-2016 is intended to guide technical requirements around ratings, construction, and expected performance for transformers in this class. In practice, it supports consistent design and purchasing decisions by giving engineers and buyers a common reference for transformer characteristics, helping reduce ambiguity when comparing equipment options.
Where is C57.12.24-2016 used?
C57.12.24-2016 is typically used where single-phase or phase-transformer equipment must be selected for utility, industrial, or facility power systems. It is relevant to voltage transformation at distribution levels, including installations that operate at high voltage on the source side and low voltage on the load side. The standard is also useful in engineering workflows involving equipment specification, submittal review, and procurement of transformers for power, energy, and industry applications.
Importance in practice
Using C57.12.24-2016 helps align transformer design and documentation with an established technical reference, which can improve consistency across procurement, manufacturing, and acceptance review. For projects involving rated transformer equipment, the standard supports clearer expectations for performance and construction, reducing the risk of mismatched requirements. It is also valuable when comparing products or evaluating compliance because it gives stakeholders a shared basis for technical judgment and quality control.
- Phase transformers up to 3,750 kVA
- High-voltage rating up to 34,500 GrdY/19,920 volts
- Low-voltage rating up to 600 volts
- Redline edition for change review
- Power and energy application focus
- Publication Date: 2017
- Standard Status: Superseded
- Publisher: IEEE
- Subject: Components, Circuits, Devices and Systems; Power, Energy and Industry Applications
- Official IEEE: Doi link
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