Surge protectors. Type of surge protector can be specified.
冲击电压保护器。可指定冲击电压保护器的类型。
While surge protectors shield electronics from the jolts that last milliseconds, the protectors themselves wear out with each strike.
虽然避雷器能保护电子设备免受持续几毫秒的雷击,但保护器本身在每次雷击后都会有损耗。
While grounding rods are basic and surge protectors can cost as much as $400 or more, a perhaps bigger expense is to organize and maintain the system, he said.
他说,接地棒是最基本的,避雷器成本可能高达400美元或以上,但或许更大的开支是组织和维护这个系统。
While grounding rods are basic and surge protectors can cost as much as $400 or more, a perhaps bigger expense is to organize and maintain the system, he said.
他说,接地棒是最基本的,避雷器成本可能高达400美元或以上,但或许更大的开支是组织和维护这个系统。
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