Photovoltaic inverter and protection device of photovoltaic inverter
A technology for photovoltaic inverters and protection devices, applied in emergency protection circuit devices, electrical components, etc., can solve the problems of reducing the reliability of photovoltaic inverters, damage to bypass switches, etc., to avoid machine damage, improve reliability, The effect of preventing damage
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[0046] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0047] The invention discloses a protection device for a photovoltaic inverter. When a short circuit occurs on the DC side of the photovoltaic inverter, the bypass switch is protected to prevent the bypass switch from being damaged, thereby improving the reliability of the photovoltaic inverter. . The photovoltaic inverter in the present invention includes a bypass switch, the first end of the bypass switch is connected to the positive output end of the photov...
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