U4 surge protector device, referred to as SPD, is suitable for AC 50/60Hz, rated voltage does not exceed 600V low-voltage power supply system, complies to both UL1449 and IEC 61643-11 standards.
The main function is to suppress the transient overvoltage below the equipment impulse overvoltage, discharge the surge energy, so as to protect the safety of the system circuit and equipment.
U4 surge protector device, referred to as SPD, is suitable for AC 50/60Hz, rated voltage does not exceed 600V low-voltage power supply system, complies to both UL1449 and IEC 61643-11 standards.
The main function is to suppress the transient overvoltage below the equipment impulse overvoltage, discharge the surge energy, so as to protect the safety of the system circuit and equipment.
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