Grid-connected PV installationBest practice guidelines 1AuSES PV Installation Best Practice Workshop... Why best practice?include non-technical aspects industry new versions of AS/NZS 2A
Trang 1Grid-connected PV installation
Best practice guidelines
1AuSES PV Installation Best Practice Workshop
Trang 2Why best practice?
include non-technical aspects
industry
new versions of AS/NZS
2AuSES PV Installation Best Practice Workshop
Trang 3Before installation
quote, don’t use satellite imagery
◦ Solar Pathfinder, SunEye, mobile phone apps,
visual estimate
layout
◦ Minimize effect of shading
AuSES PV Installation Best Practice Workshop 3
Trang 4Before installation
it
◦ Grid connection, planning, RECs
AuSES PV Installation Best Practice Workshop 4
Trang 7Health and Safety
AuSES PV Installation Best Practice Workshop 7
Trang 8Health and Safety
AuSES PV Installation Best Practice Workshop 8
Trang 9PV modules
AuSES PV Installation Best Practice Workshop 9
Trang 10PV modules
AuSES PV Installation Best Practice Workshop 10
Trang 11PV modules
AuSES PV Installation Best Practice Workshop 11
Trang 12PV modules
AuSES PV Installation Best Practice Workshop 12
Trang 13A note on fuses
when multiple stings are connected in
parallel
requirements for overcurrent protection
mandatory trip times for protection
AuSES PV Installation Best Practice Workshop 13
Trang 14A note on fuses
135% of the maximum series fuse rating for 2 hours
does not trip under normal operation, but trips within 2 hours of an overcurrent
situation Look at fuse/MCB
manufacturer’s datasheets.
AuSES PV Installation Best Practice Workshop 14
Trang 15A note on fuses
AuSES PV Installation Best Practice Workshop 15
Trang 16Polarized DC circuit breakers
direction of current
the PV array goes in the terminals marked + and –
Check wiring with manufacturer
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Trang 17DC cabling
AuSES PV Installation Best Practice Workshop 17
Trang 18DC cabling
AuSES PV Installation Best Practice Workshop 18
Trang 19DC cabling
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Trang 20DC cabling
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Trang 21DC cabling
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Trang 22Inverters - good
AuSES PV Installation Best Practice Workshop 22
Trang 23Inverters - good
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Trang 24Inverters - better
AuSES PV Installation Best Practice Workshop 24
Trang 25Inverters - best
AuSES PV Installation Best Practice Workshop 25
Trang 26Inverters - best
AuSES PV Installation Best Practice Workshop 26
Trang 27Labelling and documentation
AuSES PV Installation Best Practice Workshop 27
Trang 28Labelling and documentation
AuSES PV Installation Best Practice Workshop 28
Trang 29Labelling and documentation
customer after installation is complete:
◦ Overall working of system
◦ Data sheets and handbooks (PV modules,
inverters, mounting rails)
◦ List of equipment supplied, with serial
numbers
◦ Wiring diagrams and string layout
AuSES PV Installation Best Practice Workshop 29
Trang 30Labelling and documentation
◦ Commissioning sheet and installation checklist
◦ Expected annual yield
◦ Warranty certificates and manufacturer’s
contact details
◦ Maintenance procedures, shutdown
procedure, alarms installed and action
required
AuSES PV Installation Best Practice Workshop 30
Trang 31Thank you
AuSES PV Installation Best Practice