Surge Protection Device

VPD1500-40/3P (T1+T2), DC1500V SPD demonstrates high safety, reliability, and exceptional grid compatibility. It is ideally suited for renewable energy applications including photovoltaic and energy storage systems. Designed for installation in DC power distribution systems, converters, inverters, and combiner boxes within LPZ0 to LPZ1 zones, it provides reliable protection for sensitive electrical equipment against damage caused by direct lightning strikes or induced transient overvoltages.

The VPD1500 series are Type 1+Type 2 surge protection devices for DC systems up to 1500V, delivering 6.25kA impulse current and 40kA maximum discharge capacity, ideal for photovoltaic and other high-voltage DC protection applications.

The VPM1000-50/3N+NPG(T1+T2), AC255V/1000V SPD is combined Type 1+Type 2 surge protective devices (SPDs) featuring an integrated design that provides coordinated two-stage protection within a single unit. It enables high-energy impulse current (Iimp) discharge for primary protection at the LPZ0–1 boundary, followed by fine protection with low residual voltage. This makes the series an ideal, space-saving solution for main power inlets and distribution boards in commercial, industrial, and critical infrastructure applications requiring maximum reliability against lightning and surge threats.

VPD1000-40/3P (T1+T2), DC1300V SPD demonstrates high safety, reliability, and exceptional grid compatibility. It is ideally suited for renewable energy applications including photovoltaic and energy storage systems. Designed for installation in DC power distribution systems, converters, inverters, and combiner boxes within LPZ0 to LPZ1 zones, it provides reliable protection for sensitive electrical equipment against damage caused by direct lightning strikes or induced transient overvoltages.

VPM1000-40/3P, AC1000V SPD offers robust performance in diverse grid conditions and is specifically designed for application within new energy systems, including wind power, photovoltaic installations, and EV charging infrastructure. It is engineered for installation at key internal nodes such as converters, inverters, combiner boxes, grid-connection cabinets, and charging piles (typically within LPZ1 to LPZ2 zones). Its purpose is to protect sensitive electrical equipment from damage caused by induced transient overvoltages and switching surges.

The VPM1000 series are Type 1+Type 2 surge protection devices designed for AC systems up to 800V, offering 12.5kA impulse current and 50kA maximum discharge capacity, ensuring stable and safe operation in power distribution applications.

VPH888-12.5/3P+1P(T1+T2), AC880V SPD is combined Type 1+Type 2 surge protective devices (SPDs). Their integrated design provides coordinated two-stage protection within a single unit: high-energy impulse current (Iimp) discharge for primary protection at the LPZ0-1 boundary, followed by fine protection with low residual voltage. This makes them ideal, space-saving solutions for main power inlets and distribution boards in commercial, industrial, and critical infrastructure applications requiring maximum reliability against lightning and surge threats.

VPM750-100/3N+NPG, AC750V SPD offers robust performance in diverse grid conditions and is specifically designed for application within new energy systems, including wind power, photovoltaic installations, and EV charging infrastructure. It is engineered for installation at key internal nodes such as converters, inverters, combiner boxes, grid-connection cabinets, and charging piles (typically within LPZ1 to LPZ2 zones). Its purpose is to protect sensitive electrical equipment from damage caused by induced transient overvoltages and switching surges.

VPH750-25/3P+1P, AC1500V SPD belongs to Class I three-phase power surge protector. It is safe and reliable, has strong adaptability to the power grid, and can be widely applied in various electrical scenarios. It can be used in the power distribution systems from LPZ0 to LPZ1, and can prevent the damage of subsequent electrical equipment caused by lightning strikes and transient overvoltages.