Disconnecting A Solar Panel

A dc disconnect shuts off the current from the panels to the inverter.

Disconnecting a solar panel.

The ac disconnect is used to separate the inverter from the electrical grid. The ac disconnect may be a breaker on a service panel or it may be a stand alone switch. A screwdriver or socket wrench can be used for this depending on the type of wire connection terminals. An ac disconnect shuts off the current between the inverter and the ac power grid.

Disconnect the wires connecting the solar panel to the solar power system by loosening the bolts or screws holding the solar power wires in place. Free shipping on your first order shipped by amazon. In a grid tied pv system the national electrical code nec 690 15 requires disconnects to be used on both the direct current dc and alternating current ac side of the inverter. Utility companies may also utilize the solar disconnect when performing maintenance or other repairs to nearby power lines.

Solar disconnects have an essential safety role for pv systems providing a way to isolate equipment for essential maintenance or in the case of catastrophic events. In a solar pv system the ac disconnect is usually mounted to the wall between the inverter and utility meter. Can be installed on a new system or retrofitted on any exi. A tested and approved safety device which removes all lethal dc volts from any solar installation.

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