EN 3774-001:2014

Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification

This European Standard specifies the three-pole temperature compensated circuit breakers, rated from 1 A to 25 A 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.

Luft- und Raumfahrt - Schutzschalter, dreipolig, temperaturkompensiert, Nennströme von 1 A bis 25 A - Teil 001: Technische Lieferbedingungen

Série aérospatiale - Disjoncteurs tripolaires compensés en température, intensités nominales 1 A à 25 A - Partie 001 : Spécification technique

Aeronavtika - Odklopniki, tripolni, temperaturno kompenzirani, naznačeni tok od 1 A do 25 A - 001. del: Tehnična specifikacija

Ta evropski standard določa tripolne temperaturno kompenzirane odklopnike z naznačenim tokom od 1 A do 25 A, ki se uporabljajo v letalskih vezjih. Opisuje posebne okoljske, električne in mehanske lastnosti ter strogost preskusov, ki se uporabljajo v skladu s preskusnimi metodami iz standarda EN 3841-100.
Ti odklopniki so namenjeni uporabi v letalskih plovilih z električno oskrbo v skladu s standardom EN 2282.

General Information

• Status: Published
• Publication Date: 30-Sep-2014
• Withdrawal Date: 29-Apr-2015
• ICS: 49.060 - Aerospace electric equipment and systems
• Technical Committee: ASD-STAN - Aerospace
• Drafting Committee: ASD-STAN/D 2 - Electrical
• Current Stage: 6060 - Definitive text made available (DAV) - Publishing
• Start Date: 01-Oct-2014
• Completion Date: 01-Oct-2014
• Ref Project: SIST EN 3774-001:2015 - Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification

Relations

• Replaces: EN 3774-001:1999 - Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 2 A to 25 A, switching capacity 25 /n - Part 001: Technical specification
• Effective Date: 17-Jul-2013
• Revised: FprEN 3774-001 - Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification
• Effective Date: 26-Feb-2023
• Revised: prEN 3774-001 - Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification
• Effective Date: 18-Jan-2023

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Luft- und Raumfahrt - Schutzschalter, dreipolig, temperaturkompensiert, Nennströme von 1 A bis 25 A - Teil 001: Technische LieferbedingungenSérie aérospatiale - Disjoncteurs tripolaires compensés en température, intensités nominales 1 A à 25 A - Partie 001 : Spécification techniqueAerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification49.060Aerospace electric equipment and systemsICS:Ta slovenski standard je istoveten z:EN 3774-001:2014SIST EN 3774-001:2015en,fr,de01-januar-2015SIST EN 3774-001:2015SLOVENSKI
STANDARDSIST EN 3774-001:20021DGRPHãþD

EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 3774-001
October 2014 ICS 49.060 Supersedes EN 3774-001:1999English Version
Aerospace series - Circuit breakers, three-pole, temperature compensated, rated currents 1 A to 25 A - Part 001: Technical specification
Série aérospatiale - Disjoncteurs tripolaires compensés en température, intensités nominales 1 A à 25 A - Partie 001 : Spécification technique
Luft- und Raumfahrt - Schutzschalter, dreipolig, temperaturkompensiert, Nennströme von 1 A bis 25 A - Teil 001: Technische Lieferbedingungen This European Standard was approved by CEN on 12 October 2013.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 3774-001:2014 ESIST EN 3774-001:2015

EN 3841-100 (all parts), Aerospace series — Circuit breakers — Test Methods — Part 100: General EN 3844-1, Aerospace series — Flammability of non metallic materials — Part 1: Small burner test, vertical — Determination of the vertical flame propagation EN 9133, Aerospace series — Quality management systems — Qualification procedure for aerospace standard parts TR 6083, Aerospace series — Cut-outs for installation of electrical components 1) 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 3841-100 apply. 4 Description These circuit breakers are operated by a "push-pull" type single push button (actuator) and with delayed action "trip-free" tripping. Their function is assured up to the short-circuit current.
1) Published as ASD-STAN Technical Report at the date of publication of this standard. http://www.asd-stan.org/ SIST EN 3774-001:2015

standard. Rating 20 A and 25 A From − 55 °C to 90 °C Rating marking On control actuator (indelible white)
in product standard). ≥ 110 N Pressure force as per F2 (see Figure 1
in product standard). ≥ 55 N
(see notes). Sinusoidal (see Figure 1). Duration:  circuit breaker in the "closed" position;  0,9 Ιn load – Seven cycles/axis – 1 octave/min;  no load – Two cycles/axis – 1 octave/min.  circuit breaker in the "opened" position;  two cycles/axis – 1 octave/min. See EN 3841-506. 5 Hz to 80 Hz – Constant amplitude 2 a = 0,76 mm 80 Hz to 500 Hz – Constant acceleration = 10 gn 500 Hz to 2 000 Hz – Constant acceleration = 5 gn Random (see Figure 2). Duration:  circuit breaker in the "closed" position;  0,9 Ιn load – 15 min/axis;  no load – 15 min/axis.  circuit breaker in the "opened" position;  15 min/axis. 10 Hz to 2 000 Hz – Constant acceleration = 5,8 gn Low frequencies (see Figure 3). Applicability: see product standard. Duration:  circuit breaker in the "closed" position;  0,9 Ιn load – Two cycles/axis;  no load – Two cycles/axis.  circuit breaker in the "opened" position;  two cycles/axis. 10 Hz to 27 Hz to 10 Hz – Constant acceleration = 10 gn 10 Hz to 5 Hz – Constant acceleration = 3,5 g
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