IEEE C62.62-2010
Protective Devices (SPDs) for Use on the Load Side of the Service Equipment in Low Voltage (1000 V and less) AC Power Circuits
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About This Item
C62.62-2010 is a technical standard for protective devices, or SPDs, used on the load side of the service equipment in low-voltage AC power circuits rated at 1000 V and less. It provides a focused framework for surge protection in electrical power, energy, and industrial applications, where transient overvoltages can affect equipment reliability and safety. For engineers, specifiers, and buyers, C62.62-2010 helps define a common basis for evaluating device suitability and performance.
About C62.62-2010
This standard addresses the application and technical expectations for surge protective devices intended for low-voltage AC systems. C62.62-2010 is relevant where protective coordination, insulation stress, and transient suppression must be considered together, especially at the load side of service equipment. As a standards document, it is useful for comparing device capabilities, supporting specification language, and guiding compliance-related decisions in electrical design and procurement. Its scope makes it particularly relevant to engineered materials and device-level performance considerations.
Where is C62.62-2010 used?
C62.62-2010 is commonly used in low-voltage electrical installations where connected loads need protection from voltage surges and switching transients. Typical applications may include distribution panels, branch circuits, control equipment, and other AC power systems within commercial, industrial, and infrastructure settings. It is especially relevant when specifying SPDs for equipment rooms, service downstream circuits, or other locations where transient protection supports continuity of operations and reduced equipment stress.
Importance in practice
In practice, C62.62-2010 helps bring consistency to surge protection selection and evaluation. It supports clearer design decisions by defining the context in which an SPD is applied, which can reduce misapplication and improve coordination with the electrical system. For purchasers and engineers, the standard can also aid product comparison, documentation, and acceptance testing. That makes it useful for managing risk, improving reliability, and maintaining a more defensible technical specification.
- Low-voltage AC power circuits
- Load-side surge protective devices
- Transient overvoltage protection
- Service equipment downstream applications
- Specification and compliance reference
- Publication Date: 2011
- Standard Status: Superseded
- Publisher: IEEE
- Subject: Power, Energy and Industry Applications; Components, Circuits, Devices and Systems; Engineered Materials, Dielectrics and Plasmas
- Official IEEE: Doi link
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