Active standard | Published: 06/05/2026

IEEE C37.74-2025

IEEE Standard Requirements for Subsurface, Vault, and Pad-mounted Load-Interrupter Switchgear and Fused Load-Interrupter Switchgear for Alternating Current Systems up to and including 38 kV

Available languages: English

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Detail information

Designation: IEEE C37.74-2025

Publication date: 06/05/2026

Pages: 70

Country: International technical standard

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Anotation

Revision Standard - Active.
Required definitions, ratings, procedures for performing design tests and production tests, and construction requirements for subsurface, vault, and pad-mounted load-interrupter switchgear and fused load-interrupter switchgear for ac systems up to and including 38 kV are covered in this standard.

ISBN: 979-8-8557-2286-4, 979-8-8557-3113-2, 979-8-8557-3114-9
Number of Pages: 70
Product Code: STDAPE28002, STD28633, STDPD28633
Keywords: design tests, fused, IEEE C37.74™, load-interrupter, visible break, pad-mount, pad-mounted, production tests, ratings, service conditions subsurface, switchgear, vault, way
Category: Switchgear
Draft Number: PC37.74/D4.3, May 2025 - APPROVED DRAFT

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