GPAS: Advanced Lightning Protection Device by China Suppliers for Ground Potential Overvoltage Attack - Factory Direct
Suppress ground potential counterattack and suppress non periodic component feedback currents greater than 50Hz.
Adopting a dual-mode parallel structure design to achieve online thermal redundancy.
Double bypass design, internal automatic bypass, external maintenance manual bypass function, ensuring maximum operational safety.
Equipped with running status indicator.
The number of counterattacks can be directly read.
10 (6)/0.4kV distribution system.
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GPAS has higher reliability and shorter action time.
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GPAS can effectively isolate high-frequency lightning currents.
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GPAS can effectively prevent the occurrence of safety production accidents such as fires and explosions.
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GPAS uses new materials to achieve ground potential counterattack suppression function, without any power electronic components, ensuring safety and reliability.
Q1: What is the scope of application for GPAS?
GPAS is designed for application in 10 (6)/0.4kV distribution systems.
Q2: How does GPAS ensure operational safety during maintenance?
GPAS features a double bypass design, which includes an internal automatic bypass and an external maintenance manual bypass function to guarantee maximum operational safety.
Q3: Does GPAS contain power electronic components?
No, GPAS utilizes new materials to achieve its ground potential counterattack suppression function without relying on any power electronic components, ensuring high safety and reliability.
Q4: Can GPAS prevent safety accidents like fires and explosions?
Yes, GPAS can effectively prevent the occurrence of safety production accidents such as fires and explosions by isolating high-frequency lightning currents and suppressing counterattacks.
Q5: How is the running status of GPAS monitored?
GPAS is equipped with a running status indicator, and the number of ground potential counterattacks can be directly read from the device.
Q6: What makes GPAS highly selective and reliable?
GPAS suppresses ground potential counterattack and suppresses non-periodic component feedback currents greater than 50Hz. Additionally, it adopts a dual-mode parallel structure design to achieve online thermal redundancy.



