About Longi 375W photovoltaic panel back label
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6 FAQs about [Longi 375W photovoltaic panel back label]
What is the fire-proof rating of LONGi Solar modules?
The fire-proof rating of LONGi Solar modules is Class C in accordance with IEC61730-2 standard. The rooftop shall be coated with a layer of fireproof materials conforming to such rating for before the roof-mounted installation is carried out. Make sure that the back sheet and the mounting surface are fully ventilated.
Are LONGi Solar modules corrosion resistant?
LONGi Solar modules have passed IEC61701 salty mist corrosion test, but the corrosion may occur at the joints connecting the module frame and the mounting system or grounding joints. LONGi modules can be installed less than 500mm but more than 50m from the seaside but stainless steel or aluminum shall be applied to contact solar PV Modules.
Can LONGi Solar modify the product manual or installation manual?
LONGi Solar reserves the rights for modifying the product manual or installation manual without notice in advance. If customers fail to install modules as per the requirements set forth in this manual, the quality warranty provided for customers during sales shall become invalid.
Where can I find the latest version of the longi installation manual?
It is recommended to visit our website regularly at for the latest version of this installation manual. If customers fail to install modules as per requirements set forth in this manual, the limited warranty provided for customers will be invalid.
What happens if a hot spot occurs in LONGi Solar module?
Any doubt, please consult LONGi customer service personnel. LONGi solar module junction box contains bypass diode which is in parallel connection with the cell string. If hot spot occurred, the diode will come into operation to stop the main current from flowing through the hot spot cells in order to prevent module over-heated and performance loss.
How does Longi package a module?
LONGi packages each pallet as follows: Cardboard sleeve (remember that the glass side of the module is directly on the other side of the cardboard. Do not cut into the cardboard with a sharp object on the sides) Before you unpack your modules, check the shipping label to ensure you received the right modules.