User Manual Nubbel_1-0-en _2010_9_15
Contents
1. safety laws and regional national regulations of the relevant country are to be maintained for states outside of the European Union All general safety and relevant accident prevention regulations especially relating to work outdoors as well as all applicable environmental protection regulations are to be observed and maintained in addi tion to the work safety measures detailed in these instructions Follow all of the instructions given in this document fully and unconditionally All generally accepted codes of practice must be applied in any case Caution Always observe the applicable standards and regulations at the site of installation Rules and regulations The industrial safety act and subsequent directives as well as the rules and regulations set out by the pro fessional trade association and fund for accidents at work must be observed for installation and operation in Germany We would like to especially point out the following hazards and measvres for the elimination of risks General safety regulations Decide on measures for the elimination of recognised hazards based on the risk assessment and instruct all persons involved Further information is available amongst others from Industrial safety act A1 Principles for pre vention BGV C22 Construction work occupational safety regulation regulations for the handling of heavy loads Biological risks due to pathogenic germs Ensure that industrial medi2. 30310323533950993232393310900020 050004809509 2 900 0 0 0 0 0880000085085 12 o Open strand One ee eek 12 VO 6 Routing OF Ihe es 148 snes VE erai uu 0 2 Addresses in Beeren Eee 15 1 Safety instructions and general information gehrlicher SOLAR 1 Safety instructions and general information Duty of care on the part of the operator The Nubbel cabling system has been developed and manufactured under consideration of a risk analysis and careful selection of materials and further technical specifications It corresponds to the state of the art and guarantees highest safety levels However this level of safety can only be realised in the field if all of the necessary measures have been undertaken It is part of the duty of care on the part of the installation firm and the operator of the system to plan for and check the realisation of these measures It is especially important for the installer and operator to ensure that The Nubbel system is always installed and operated in accordance with the regulations for proper Use The Nubbel system is only operated if it is in an optimal functional condition The special installation instructions of the module manvfacturer and
3. 99 999999 99 9999999 9 9999999999 9 9999990900 A Duty of care on the part of the operator eeeeeseeeeensennensnnnnnsennnnnennnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnssnnnensennnsnnnnnn 4 Basio saroy Ins EUCH ONE ee A Requirements of persons installing using and maintaining gehrtec 5 Sbedal Types Hazard cocaina teca MUN E MUNI DM OM 5 Safely and information SIGNS cuu een 5 Safety instructions Tor installation anne ERM M Exp Un I a EU E eU NE OMA pide UxS 6 Exre 188100 Orlan oou etat er EMI MSIE MEME 7 Dangereleciicaleurre nil nen arena TOT 7 The e lolo Ee 8 651 4 9 ING S esas coon ea ae 9 Parallel connection OF In ng 9 3 Typical interconnection options for roof mounted modules TO Example for interconnections with Nubbel double strand ccsssccssssccessssccesseecessscecsseeeessseeesseeeeeaes 10 4 Insulate the ends of the SEIFOBOS a 2010553992
4. cine checkups and vaccinations are carried out in accordance with the risk assessment Risk of injury Tools and materials must be in optimal condition Further information is available amongst others from Biological agents regulation 1 Safety instructions and general information gehrlich er SOLAR Lightning protection The planning and construction of a lightening protection system must be carried out by experts T The following directives are to be observed particularly DIN V VDE V 0185 2002 Lightening protection Part 2 Risk management Assessment of risk for structural systems DIN V VDE V 0185 2002 Lightening protection Part 3 Protection of structural systems and persons General information The configuration and commissioning of electrical cabling requires well founded specialist knowledge Exclusion of liability In accordance with product liability laws Gehrlicher Solar AG is not subject to liability for loss miscella neous loss of assets miscellaneous property and or personal loss or costs occurred by yourself any third parties or your customers as a result of improper and therefore impermissible mounting installation commissioning use or maintenance of the equipment Improper in this case refers to tasks which for ex ample do not comply with the specifications detailed in these installation and maintenance instructions For this reason we wish to recommend once more in your own interes
5. dules gehrlicher SOLAR 3 Typical interconnection options for roof mounted modules Example for interconnections with Nubbel double strand Simple interconnection on a roof surface Simple interconnection on a roof surface 3 Typical interconnection options for roof mounted modules gehrlicher SOLAR Example of a interconnection with Nubbel double strand WE LIJEE i SHE BUNENE SESES mu ct E DEUEREN H DN DD pu x ee Se camen eS Module type Always use the same module type for use on a single Nubbel strand Tools Standard electrician s tools are used to cable the modules A Insulate the ends of the strands geh rl ch e l e a SOLAR 4 Insulate the ends of the strands The open cable ends must be insulated with suitable insulation material shrinkable caps by a qualified electrician Possible shrinkable uic caps NOT INCLUDED IN THE SCOPE OF DELIVERY Insulation material cable for connecting various Nubbel strands and cable for connecting the Nubbel strands with the inverters Insulation of open strand ends Use only suitable shrinkable caps for this purpose i Danger high voltages of over 1 000 volts 5 Extension gehrlicher SOLAR 5 Extension If open cables are to be extended then plug and socket connectors are to be used in accordance with the regulations Any extensions m
6. en with all such persons before beginning any tasks 9 All persons must be acquainted with and understand these cabling instructions Special types of hazards 9 Third party adaptations to the Nubbel system may only be used after approval release by the manufacturer of the system 9 Sharp profile ends which come into contact with the cable system must be equipped with edge protection in order to avoid the risk of damaging the cable Safety and information signs DANGER designates safety information which can lead to death or serious injury if it is not observed DANGER CAUTION designates safety information which can lead to injuries and or property damage if it is not observed CAUTION Notes contain information which are necessary for ensuring optimal installation and operation of the product 1 Safety instructions and general information gehrlicher SOLAR Safety instructions for installation Read these instructions carefully before commencing with the installation work and observe the informa tion contained herein during the installation process as well as all applicable safety regulations and other applicable national regulations in the country of installation Prior to undertaking the installation the installer is obliged to check for conformity of the specified safety measures with the current editions of such regulations and to observe any new regulations that may be applicable The applicable work
7. gehrlich er SOLAR gehrtec NUBBEL EFFICIENT PREFABRICATED CABLE SYSTEM M m m i i s 1 nw il RIII a CTAN a 5 I m Cabling system for outdoor and roof mounted photovoltaic systems of all sizes The economical and safe option for connecting PV modules with inverters for large scale outdoor or roof mounted systems USER MANUAL gehrlicher SOLAR Introduction Thank you for choosing the gehrtec Nubbel system This product has been designed to meet the highest quality requirements The product has also been used in large scale systems that we have constructed and operated meaning that numerous improvements have been integrated into the product based on previous experience We are convinced that we are therefore able to provide you with an especially high quality product We constantly endeavour to offer our customers the best products at the best prices For this reason we continually strive to further improve our products for the benefit of our customers We would be delighted if this product entirely fulfils or even exceeds your expectations We would be grateful to receive your qualified feedback in order that we can further optimise our prod ucts Dr T Naebauer Head of product development Gehrlicher Solar AG Email Toni Naebauer Gehrlicher com 90310056 8 2010 gehrlicher SOLAR Table of contents 1 Safety instructions and general information 9 9
8. gehrlicher SOLAR Munich office management centre Max Planck Str 3 D 85609 Dornach Munich Tel 49 89 4207 92 0 Fax 149 89 42 07 92 85 40 infoGgehrlicher com Coburg office head office Gehrlicher Solar AG Austra e 101b D 96465 Neustadt near Coburg Tel 49 9568 89 66 09 0 Fax 4995 68 89 66 09 19 coburg gehrlicher com
9. the corresponding auxiliary component manufacturers are observed That all installation and maintenance work is undertaken by qualified and trained staff all of whom must have fully and carefully read and understood these installation instructions and who must observe them during execution of all such work That all applicable laws directives and regulations to be observed by the installer or operator are maintained Basic safety instructions The area must be secured before beginning with the installation Biological hazards from plants and animals must be evaluated If necessary undertake additional safety measures for example vaccinations All persons who will be present during operations must have been previously trained Modifications to the Nubbel system may only be carried out by qualified electricians Required personal protective gear must be made available Danger electrical current The solar modules can generate voltages of up to 1 000 VCD in the cables in certain cases even higher voltages can be produced For this reason protective measures must be taken in relation to these voltages as soon as the solar modules are exposed to solar radiation 1 Safety instructions and general information h I h gehrlicher d SOLAR Requirements of persons installing using and maintaining gehrtec products 9 All persons must be qualified and authorised 9 General and installation specific safety training must be undertak
10. ts that these instructions are main tained Danger electrical current The solar modules can generate voltages of up to 1 000 VCD in the cables in certain cases even higher voltages can be produced For this reason protective measures must be taken to protect against these voltages Only qualified electricians may carry out work on the systems 2 Nubbel gehrlicher SOLAR 2 Nubbel The Nubbel types Connection double strand Connection single strand Branch Branch 7 _ _ _ _____ _ lt s e s oom eooooroooooraeaoo eeeaww cwewwreeomm Won _eS re 3V ia b rE li Single strand Nubbel single pole Nubbel strand 7875 885 gt Double strand Nubbel double pole Nubbel strand 2 Nubbel gehrlicher SOLAR Polarities and colours POSITIVE POLE RED NEGATIVE POLE BLUE Strings The strings are connected to the inverter whereby several strings can be connected in parallel A string is a series connection of modules Y 4 Parallel connection of strings A Nubbel strand serves to make it as straightforward and reliable as possible to connect several strings in parallel If several strings are to be connected in parallel then it is to be ensured that the same modules are used in each string and that the same number of modules are assigned within each string 3 Typical interconnection options for roof mounted mo
11. ust be realised with approved plug and socket connectors T aj A e Pa i MC 3 connector manufactured by Multikontact MC 4 connector manufactured by Multicontact The connectors are to be plugged together They are not intended to be subsequently disconnected from each other In the event that the connectors must be disconnected from each other in exceptional cases e g exchang ing of modules then it is to be ensured that the electrical circuit is first switched off in order that arcing is avoided in the area of the plug and socket connectors PV Module PV Module PV Module 6 Routing of the cable geh rl ch Cle p SOLAR 6 Routing of the cable lt must also be ensured that all of the cables to be laid are routed cleanly and tidily insofar as the stand is switched off Excessively sagging loops of cable are to be avoided 7 Supply coding XXXX YYYY u END SECTION BLUE END SECTION RED LENGTH FROM NUBBEL TO NUBBEL system distance 2 4 places are possible on every 3 positions always given in cm 8 Guarantee The current terms of guarantee can be downloaded from the Internet under www gehrlicher com or you can request them in written form through the usual distribution channels 9 Contact 9 Contact Addresses in Germany Hamburg Hannover 9 D sseldorf Frankfurt a Main Stuttgart e Photo 1 The corporate locations Coburg M nchen e
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