About How to connect the photovoltaic panel meter line
To do this, follow the next steps:Connect the female MC4 plug (negative) to the male MC4 plug (positive).Repeat steps 1 and 2 for the rest of the string.Connect the male MC4 connector of the first module and the female MC4 connector of the last one to the centralized inverter. Most inverters feature MC4 connectors to make this an easy task.
To do this, follow the next steps:Connect the female MC4 plug (negative) to the male MC4 plug (positive).Repeat steps 1 and 2 for the rest of the string.Connect the male MC4 connector of the first module and the female MC4 connector of the last one to the centralized inverter. Most inverters feature MC4 connectors to make this an easy task.
There are two basic approaches to connecting a grid-tied solar panel system, as shown in the wiring diagrams below. The most common is a "LOAD SIDE" connection, made AFTER the main breaker. The alternative is a "LINE OR SUPPLY-SIDE" connection made BEFORE the main breaker.
Wiring solar panels together can be done with pre-installed wires at the modules, but extending the wiring to the inverter or service panel requires selecting the right wire. For rooftop PV installations, you can use the PV wire, known in Europe as TUV PV Wire or EN 50618 solar cable standard.
A line side tap (or supply side tap) refers to a connection between the meter and main breaker. This is the preferred method of interconnection for solar installers as it is the most straight forward and requires the least amount of calculations.
The wires in the top terminal go out to the solar panels and the wires on the bottom terminals go back and tie in to the utility. A fused disconnect is always used and goes out to the solar panels. Wiring diagram of a typical residential solar metering installation.
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About How to connect the photovoltaic panel meter line video introduction
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