BSI 13/30289140 DC:2013 Edition
$13.70
BS EN 60364-9-1. Low-voltage electrical installations. Part 9-1. Installation, design and safety requirements for photovoltaic systems (PV)
| Published By | Publication Date | Number of Pages |
| BSI | 2013 | 63 |
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 9 | Scope and object 1 Normative references |
| 10 | 2 Terms and definitions |
| 18 | 3 Compliance with IEC60364 4 PV array system configuration 4.1 General |
| 19 | 4.1.1 PV Array Architectures 4.1.1.1 General 4.1.1.2 Functional earthing of a d.c. polarity 4.1.2 Array Electrical Diagrams |
| 24 | 4.1.3 Use of PCE with multiple d.c. inputs 4.1.3.1 General |
| 25 | 4.1.3.2 PCEs with separate maximum power point tracking (MPPT) inputs. 4.1.3.3 PCEs with multiple inputs internally connected together in the PCE 4.1.4 Series-parallel configuration 4.1.5 Batteries in systems 4.1.6 Considerations due to prospective fault conditions within a PV array |
| 26 | 4.1.7 Considerations due to operating temperature 4.2 Mechanical design 4.2.1 General 4.2.2 Thermal aspects 4.2.3 Mechanical loads on PV structures 4.2.4 Wind |
| 27 | 4.2.5 Material accumulation on PV array 4.2.6 Corrosion 5 Safety issues 5.1 General 5.2 Protection against electric shock 5.2.1 Protective measure: double or reinforced insulation |
| 28 | 5.2.2 Protective measure -extra-low-voltage provided by SELV or PELV 5.3 Protection against thermal effects 5.3.1 Fire safety of PV system 5.4 Protection against the effects of insulation faults 5.4.1 General 5.4.2 Protection against the effects of insulation faults by disconnecting the functional earthing conductor |
| 29 | 5.4.3 Protection against the effects of insulation faults in PV arrays at DVC-B and DVC-C voltages 5.4.3.1 Detection and alarm requirements |
| 30 | 5.4.3.1.1 Array insulation resistance detection |
| 31 | 5.4.3.1.2 Protection by residual current monitoring system |
| 32 | 5.4.3.2 Earth fault alarm 5.5 Protection against overcurrent d.c. side 5.5.1 Requirements according to the nature of the circuits |
| 33 | 5.5.2 Nature of protective devices 5.5.3 PV string overcurrent protection |
| 35 | 5.5.4 PV sub-array overcurrent protection 5.5.5 PV array overcurrent protection 5.5.6 Overcurrent protection in PV systems connected to batteries 5.5.7 Overcurrent protection location |
| 36 | 5.6 Protection against overcurrent a.c. side 5.6.1 Protection against short-circuit currents a.c. supply cable 5.7 Protection against effects of lightning and overvoltage 5.7.1 General 5.7.2 Protection against overvoltage |
| 37 | 6 Selection and erection of electrical equipment 6.1 General 6.2 PV array maximum voltage |
| 38 | 6.3 Component requirements 6.3.1 General 6.3.2 PV modules 6.3.2.1 Operational conditions and external influences 6.3.2.2 Equipment Class |
| 39 | 6.3.3 PV array and PV string combiner boxes 6.3.3.1 Environmental effects 6.3.3.2 Location of PV array and PV string combiner boxes 6.3.4 Circuit breakers 6.3.5 Disconnectors and Switch-disconnectors 6.3.5.1 General |
| 40 | 6.3.6 Cables 6.3.6.1 Size 6.3.6.1.1 General 6.3.6.1.2 Current carrying capacity (CCC) |
| 42 | 6.3.6.2 Type |
| 43 | 6.3.6.3 Erection method 6.3.7 Segregation of a.c. and d.c. circuits 6.3.8 Plugs, sockets and connectors |
| 44 | 6.3.9 Wiring in combiner boxes 6.3.10 Fuses 6.3.10.1 Fuse holders 6.3.11 Bypass diodes |
| 45 | 6.3.12 Blocking diodes 6.4 Location and installation requirements 6.4.1 Disconnecting means 6.4.1.1 General 6.4.1.2 Switch-disconnector for power conversion equipment (PCE) |
| 46 | 6.4.1.3 Installation |
| 47 | 6.4.2 Earthing and bonding arrangements 6.4.2.1 Bonding conductor size |
| 49 | 6.4.2.2 Separate Earth electrode 6.4.2.3 Equipotential bonding |
| 50 | 6.4.2.3.1 PV array bonding conductors 6.4.2.3.2 Functional earthing terminal of PV array 6.4.2.3.3 Functional earthing conductor of PV array 6.4.3 Wiring system 6.4.3.1 General |
| 51 | 6.4.3.2 Compliance with wiring standards 6.4.3.3 Wiring loops 6.4.3.4 String wiring 6.4.3.5 Wiring installation in combiner boxes |
| 52 | 6.4.3.6 Wiring identification 7 Acceptance 8 Operation/maintenance 8.1 General 9 Marking and documentation 9.1 Equipment marking 9.2 Requirements for signs |
| 53 | 9.3 Identification of a PV installation 9.4 Labelling of PV array and PV string combiner boxes 9.5 Labelling of disconnection devices 9.5.1 General 9.5.2 PV array disconnecting device 9.6 Documentation |
| 54 | Annex A (informative) Examples of signs |
| 55 | Annex B (Informative) Examples of system functional earthing configurations in PV arrays |
| 57 | Annex C (Informative) Blocking diode C.1 Introduction C.2 Use of blocking diodes to prevent overcurrent/fault current in arrays C.3 Examples of blocking diode use in fault situations. C.3.1 Short circuit in PV string |
| 58 | C.3.2 Earth fault in PV string for the array with a functional earth |
| 59 | C.4 Specification of blocking diode C.5 Heat dissipation design for blocking diode |
| 60 | Annex D (Informative) Arc Fault Detection and Interruption in PV arrays D.1 Introduction |
| 62 | Annex E (Informative) DVC Limits E.1 Limits of DVC |
