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Standard ČSN EN 3661-001 1.5.2025 preview

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ČSN EN 3661-001 (311754)

Aerospace series - Circuit breakers, single-pole, temperature compensated, rated currents 20 A to 50 A - Part 001: Technical specification

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STANDARD published on 1.5.2025


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The information about the standard:

Designation standards: ČSN EN 3661-001
Classification mark: 311754
Catalog number: 521044
Publication date standards: 1.5.2025
SKU: NS-1219446
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

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Aerospace electric equipment and systems

Annotation of standard text ČSN EN 3661-001 (311754):

This document specifies the single-pole temperature compensated circuit breakers with signal contacts, polarized or not, rated from 20 A to 50 A and used in aircraft on-board circuits. It describes specific environmental, electrical and mechanical characteristics and the stringency of tests to be applied according to test methods of EN 3841-100.

These circuit breakers are intended for use in aircraft with electrical supplies in accordance with EN 2282

Preview of the standard ČSN EN 3661-001 (311754)

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Latest update: 2026-06-23 (Number of items: 2 284 357)
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