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            Functional buildings                                                                                                   Keeping working environments

            Example with external lightning protection                                                                             up and running


                                                                                                                                   Lightning and surge protection solutions



                           A                                                                            A
                                                                                             B                                     Whether modern work stations, office buildings or commercial premises – they all require

                                 G                                                                                                 reliable technical components to fulfil their function. Outages must be prevented.



                         G                          C
                                                                                                                                   Modern work environments are becoming increasingly sensitive

                                                                                                                                   Buildings are becoming smart. They are based on networked technical components
                                     L                                                               K                             which require a permanent supply of power and data. Today modern commercial
                                             F                                                                                     buildings such as hotels, medical facilities or office buildings are defined by smart
                                                                                                                                   building equipment. As an example, intelligent systems automatically control and
                                                   D                                                                               optimise the energy requirement, arrange for the cleaning of only those areas which
                                                                                                                                   have really been used and control access via sensitive security technology.
                                    E    H                                                                                         Failure of individual components, e.g., following lightning strikes and surges, may
                I       J                                                                                                          cause the  collapse of all networked systems, bringing entire buildings and work
                                                                                                                                   environments to a standstill, access control cannot be assured – these horror
                                                                                                                                   scenarios can be avoided! Lightning and surge protection precautions ensure that
                                                                                                                                   important technology always works safely and reliably.




                                                                                                                                   Regulations call for protection measures
            External lightning protection
                                                                                                                                   The surge protection requirements of the IEC 60364-4-44 clause 443 and
             A Air-termination system  B Roof conductor holder    C Down conductor  D Terminal lug                                 IEC  60364-5-53  clause  534  standards  mentioned  before  also  apply  to  office  and
                                     for flat roofs                                                                                commercial buildings. As far as the protection of people is concerned, further build-
                                                                                                                                   ing regulations must be observed, e.g., fire protection regulations. Here, lightning
                                                                                                                                   and surge protection also makes a significant contribution towards preventing people
                                                                                                                                   from sustaining serious injuries and buildings from catching fire.

             Self-supporting air-termi-   Conductor holder with    Round wire, Al, 8 mm  Round wire, stainless steel               If medical premises such as diagnosis rooms with MRT or X-ray devices, dental surgeries
             nation rod with tripod  concrete base                                  (V4A), 10 mm                                   or day surgery centres are located in commercial buildings, IEC 60364-7-710 also
                                                                                                                                   applies. The focus here is on the safety of patients and medical staff. The standard
             Part No. 105 530      Part No. 253 050         Part No. 840 028        Part No. 860 115
                                                                                                                                   specifies requirements for electrical safety and the uninterrupted power supply in
            Surge protection – Power supply (Red/Line)                                                                             these areas.

             E  Main distribution board  F  Sub-distribution board  G  Protection of terminal devices H  Photovoltaics





             DEHNventil M TNS      DEHNguard TNS ACI        DEHNflex                DEHNcube YPV SCI 1)
                                                                                                                                     Find out about further protection measures:
             Part No. 951 405      Part No. 952 440         Part No. 924 396        Part No. 900 910
            Surge protection – Data and information technology (Yellow/Line)

             I  Data technology    J  LSA system            K  Ethernet, PoE++      L  KNX / EIB bus




                                                                                                                                    External lightning protection  Photovoltaics         E-mobility           Technical building
             BLITZDUCTOR BD 24     DEHNrapid LSA            DEHNpatch outdoor       BUStector                                                                                                                 services equipment
             Part No. 920 300 / 920 344   Part No. 907 401 / 907 498 / 907 430  Part No. 929 221  Part No. 925 001                        Page 08  | 09            Page 18                Page 19                 Page 21
               For functional or residential  buildings above 100/ 200 m, so called High Rise Buildings please feel free to contact us at [email protected]
               or get in touch with your local DEHN partner.
    12         1)  In case of external protection and not kept sepration distances a type 1 arrester e.g. DEHN combo YPV 1200 is required                                                                                                  13
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