Solar Junction Box – Definition and Types

Posted November 27, 2020 by Elmex1

Solar junction box is an important solar cell part that looks simple but has a critical role.
Solar junction box is an important solar cell part that looks simple but has a critical role. Solar junction box wires all electronic bits of the solar panel and is usually installed at the backside of solar modules.
Solar PV panel junction box has unidirectional power flow with bypass diodes protecting every string. The diodes of the solar junction box allow stream supply. Cables of a junction box convey electricity flow from solar panel to array junction box. It also keeps terminal corrosion at minimum level. Solar junction box prohibits moisture or water from entering inside. Two or more solar PV panels remain connected inside a solar junction box.
Consumers can buy solar junction box based on their ratings.
Among solar junction box manufacturers in India, Elmex is a popular choice. Elmex offers different kinds of solar junction box-
2-Rail Junction Boxes
Elmex 2-Rail Junction Boxes is best designed for solar street light low wattage panels (less than 50W).
2-Rail Junction Boxes have sliding snap fit lock arrangement along with 2 in 1 out cable connection.
3-Rail Junction Box
3-Rail Junction Box with IP 65 protection contains two cables of 1 meter length with two connectors - male EMPV4/female EMPV4N connectors and is used for on-site wiring. It is simple, cost-effective and ideal for electrical connection from PV crystalline. 3-Rail Junction Boxes make easy and reliable interconnection to DC/AC converters from PV module. It has simple and cost effective assembly designed with snap fit locking arrangement with IP 65 protection requirement for PV industry.
4-Rail Junction Box
4-Rail Junction Box by Elmex facilitates stable interconnection between PV module and DC / AC converters. The Junction Box is provided with two cables of 1-meter length. It also has male and female EMPV4 / EMPV4N connectors that allow on-site wiring. This has a reverse voltage rating of 45 V. High melting point lead-free solder alloy are used for soldering the PV rails.
Elmex is a solar junction box manufacturer in India. Elmex also supplies solar pv branch connector.
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Issued By 27/11/2020
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Business Address elmex Controls Pvt. Ltd. 12, GIDC Estate, Makarpura, Vadodara -390010,Gujarat, India
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Last Updated November 27, 2020