prEN 4709-008

SLOVENSKI STANDARD
01-maj-2024
Aeronavtika - Letalski sistemi brez posadke - 008. del: C5 Dodatni kompleti
Aerospace series - Unmanned Aircraft Systems - Part 008: C5 Accessories kits
Luft- und Raumfahrt - Unbemannte Luftfahrzeugsysteme - Teil 008: Zubehörsätze der
Klasse C5
Série aérospatiale - Aéronefs télépilotés - Partie 008 : Kits d'accessoires classe C5
Ta slovenski standard je istoveten z: prEN 4709-008
ICS:
49.020 Letala in vesoljska vozila na Aircraft and space vehicles in
splošno general
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

DRAFT
EUROPEAN STANDARD
NORME EUROPÉENNE
EUROPÄISCHE NORM
February 2024
ICS
English Version
Aerospace series - Unmanned Aircraft Systems - Part 008:
C5 Accessories kits
Luft- und Raumfahrt - Unbemannte
Luftfahrzeugsysteme - Verifizierungsmethode für die
Geocaging Funktion.
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee
CEN/TC 471.
If this draft becomes a European Standard, 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.

This draft European Standard was established by CEN 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are
aware and to provide supporting documentation.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without
notice and shall not be referred to as a European Standard.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2024 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 4709-008:2024 E
worldwide for CEN national Members.

Contents Page
European foreword . 4
1 Scope . 5
2 Normative references . 5
3 Terms and definitions . 6
4 Product requirements and compliance for accessories kit transforming a C3-class
UAS into a C5-class UAS . 7
4.1 UA configuration . 7
4.1.1 Requirements . 7
4.1.2 Verification method . 7
4.1.3 Pass criteria . 8
4.2 UAS software configuration . 8
4.2.1 Requirements . 8
4.2.2 Verification method . 8
4.2.3 Pass criteria . 8
4.3 UAS original C3 compliance . 8
4.3.1 General. 8
4.3.2 MTOM . 8
4.3.3 Maximum characteristic dimension . 9
4.3.4 Safely controllable . 9
4.3.5 Tethered UA . 10
4.3.6 Power . 10
4.3.7 Data link protection . 10
4.3.8 Conspicuity lightning . 11
4.4 Accessories list . 11
4.4.1 Requirements . 11
4.4.2 Verification method . 11
4.4.3 Pass criteria . 11
4.5 Accessories installation . 12
4.5.1 Requirements . 12
4.5.2 Verification methods . 12
4.5.3 Pass criteria . 12
4.6 Post-installation C5 compliance . 12
4.6.1 Low speed mode . 12
4.6.2 C2 link monitoring and alerting . 13
4.6.3 Accessory kit link monitoring and alerting . 14
4.6.4 Description of the means to terminate flight . 15
4.7 Kit instructions . 15
4.7.1 Requirements . 15
4.7.2 Verification methods . 15
4.7.3 Pass criteria . 16
Annex A (informative) Example procedure for testing the functionalities of the accessories
kit . 17
A.1 FTS functionality test . 17
A.2 Parachute system functionality test . 17
A.3 Other means to reduce the effects of impact dynamics functionality test . 17
Annex B (informative) Functionalities added to perform conversion of C3 UA to C5 class . 18
B.1 FTS (refer to prEN 4709-006:2023, Annex A) . 18
B.2 Means to reduce the effect of impact dynamics (refer to prEN 4709-006:2023,
Annex D) . 19
Annex C (informative) Accessories kits elements . 20
C.1 Accessories kit integration example . 20
C.2 Details of the parts . 21
Annex D (informative) Example of the structure of the accessory kit manual. 22
D.1 UA compatibility . 22
D.2 Kit components . 22
D.3 Kit testing . 23
D.4 Kit installation . 23
D.5 Kit instructions . 23
D.6 Operation recording . 24
Annex ZA (informative) Relationship between this document and the essential
requirements of Delegated regulation (EU) 2019/945 of 12th March 2019 amended
by (EU) 2020/1058 on unmanned aircraft systems and on third-country operators of
unmanned aircraft systems aimed to be covered . 26
Bibliography . 27

European foreword
This document (prEN 4709-008:2024) has been prepared by Technical Committee CEN/TC 471 UAS,
the secretariat of which is held by BNAE.
This document is currently submitted to the CEN Enquiry.
This document has been prepared under a standardization request addressed to CEN by the European
Commission. The Standing Committee of the EFTA States subsequently approves these requests for its
Member States.
For the relationship with EU Legislation, see informative Annex ZA, which is an integral part of this
document.
1 Scope
This document provides technical specification and verification methods to support compliance with
Commission Delegated Regulation (EU) 2020/1058 of 27 April 2020 amending Delegated Regulation
(EU) 2019/945 on unmanned aircraft systems and on third-country operators of unmanned aircraft
systems.
More specifically, it addresses compliance with class C5 accessories kit requirements.
Even if security, including IT security, may be useful from an operational point of view, it falls outside
the scope of this document.
This document delineates how a product compliance for the C5 accessories performance and reliability
of the safety equipment can be ensure. The specifications will ensure that the manufacturer’s C3
compliance is not altered by the accessories kit.
This document only addresses UA with lift provided by rotary wings. Fixed wings, VTOL and other
hybrid UA are out of this scope.
Compliance with this document assists in complying with CE marking technical requirements.
This document is only applicable for UA with energy sources based on electro-chemical technologies.
Additional hazards that occur from the characteristics of the payload are excluded and are, conversely,
under the
...