surge protective device
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SPD ไฟฟ้า T2 AC SPD 3 ช่วง 220V 385V 30kA 65kA สําหรับใช้ในบ้าน
About this item 1.Ultimate Protection: Our surge protector is designed to shield electrical systems and load devices from the damaging effects of lightning strikes and sudden voltage surges. 2.High-Performance: Equipped with copper components for superior conductivity and precision. It reacts swiftly during lightning strikes to relieve pressure, safeguarding your electrical systems and devices from transient over-voltages. Compatible with various photovoltaic systems. 3
เครื่องวัดสายฟ้าคะนอง ระยะเวลาใช้งานแบตเตอรี่ 8-10 ปี เครื่องบันทึกสายฟ้าภายนอก IP67
IEC 62561-6 compliant passive lightning current collector equipped with dual ER14505 lithium batteries, requiring no external AC or DC power supply. It fits indoor and outdoor LPS down conductors, flat copper busbars and power cables. The unit captures both 8/20μs induced surges and 10/350μs direct lightning impulses with a measuring range from 500A to 100kA. It supports lightning time query, count reset and preset threshold functions. IP67 fully sealed housing delivers
เครื่องนับสายฟ้าแบบกลไก 999999 หลัก ในสายไฟหรือสายดิน
Product features ● The operating current has a wide range and can be used in 10/350μs and 8/20μs lightning wave. ● German brand mechanical watch head, no power supply, reliable performance. ● Protection level up to IP67, can be used outdoors. ● This product is mainly used for direct lightning strike count of external lightning protection system such as flasher, down lead and so on, or lightning strike count of T1, T2 type surge protector of power distribution system. Product