IEEE PC37.46/D5, Sept 2009
IEEE Draft Standard Specifications for High Voltage (> 1000 V) Expulsion and Current-limiting Power Class Fuses and Fuse Disconnecting Switches
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About This Item
IEEE PC37.46/D5, Sept 2009 is a draft technical document for high voltage expulsion and current-limiting power class fuses and fuse disconnecting switches. It addresses equipment used above 1000 V, where interruption performance, insulation, and dependable switching behavior are critical. For power, energy, and industry applications, this specification helps define consistent requirements that support safer design, clearer procurement, and more reliable evaluation of fuse and disconnect switch products.
What is IEEE PC37.46/D5, Sept 2009?
IEEE PC37.46/D5, Sept 2009 is an IEEE draft standard focused on specifications for high voltage expulsion and current-limiting power class fuses and fuse disconnecting switches. Its technical context is protective equipment for electrical power systems operating above 1000 V. The document is intended to guide how these devices are characterized, rated, and assessed so that users and manufacturers can work from a common technical basis when comparing performance, construction, and application suitability.
Where is IEEE PC37.46/D5, Sept 2009 used?
This standard is most relevant in high voltage electrical installations where power class fuses and fuse disconnecting switches are used for circuit protection and sectionalizing. Typical use may include utility equipment, industrial distribution systems, substations, and other power engineering applications that rely on controlled interruption of fault or overload conditions. IEEE PC37.46/D5, Sept 2009 helps support those workflows by defining expectations for device behavior in high voltage service environments.
Why is IEEE PC37.46/D5, Sept 2009 important?
IEEE PC37.46/D5, Sept 2009 matters because high voltage protective devices must perform consistently under demanding electrical conditions. A clear specification supports design control, product comparison, testing alignment, and procurement decisions. It also helps reduce risk by improving consistency in how expulsion and current-limiting fuse devices, along with fuse disconnecting switches, are evaluated for ratings, operation, and application fit. For engineers and buyers, that consistency is especially valuable in safety-critical power systems.
- High voltage devices above 1000 V
- Expulsion and current-limiting fuse requirements
- Fuse disconnecting switch context
- Power system protection and switching
- Draft IEEE technical specification
- Publication Date: 2009
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Power, Energy and Industry Applications
- Official IEEE: Doi link
- This Version: PC37.46 (2009)
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