IEEE PC62.34/D15.4, Jan 2017
Voltage (1000 V rms or less) Surge Protective Devices Used on Secondary Distribution Systems (Between the Transformer Low-Voltage Terminals and the Line Side of the Service Entrance Equipment)
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Language: English
License Type: Single User
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About This Item
PC62.34/D15.4, Jan 2017 is a technical document for voltage surge protective devices used on secondary distribution systems, specifically between transformer low-voltage terminals and the line side of service entrance equipment. It is relevant to power, energy, and industrial applications where low-voltage systems need protection from transient overvoltage events. This standard helps define an engineering basis for evaluating device suitability, coordination, and performance in these installations.
PC62.34/D15.4, Jan 2017 overview
This standard focuses on surge protective devices intended for systems at 1000 V rms or less, where transient surges can affect distribution equipment and downstream loads. PC62.34/D15.4, Jan 2017 is positioned around secondary distribution use, so its technical context is the interface between the utility transformer secondary and the service entrance. For buyers and engineers, it provides a reference point for comparing device design, ratings, and application fit in low-voltage protection schemes.
Typical use cases
This standard is typically used when specifying surge protection for service entrances, transformer secondary connections, and other low-voltage distribution points exposed to switching or lightning-related disturbances. It is relevant to electrical systems in commercial facilities, industrial plants, and utility-connected installations where equipment must be protected before power enters the building distribution network. PC62.34/D15.4, Jan 2017 also supports procurement and review of devices intended for coordinated protection on secondary distribution systems.
Why this standard matters
In practice, this standard helps reduce uncertainty when selecting and evaluating surge protective devices for critical low-voltage infrastructure. PC62.34/D15.4, Jan 2017 supports more consistent design decisions, testing expectations, and product comparison for installations that sit at a sensitive point in the power path. That matters because improper surge protection can lead to equipment stress, premature failure, or inconsistent protection performance. Using a defined technical reference can improve compliance planning and risk control.
- Secondary distribution surge protection
- 1000 V rms or less systems
- Transformer-to-service-entrance applications
- Low-voltage device evaluation
- Power and industrial installation context
- Publication Date: 2017
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Power, Energy and Industry Applications; Components, Circuits, Devices and Systems
- Official IEEE: Doi link
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