見つかりました 75 試験結果 "

surge protective device

"
品質 電気SPD T2 AC SPD 3相 220V 385V 30kA 65kA 家庭用 工場

電気SPD T2 AC SPD 3相 220V 385V 30kA 65kA 家庭用

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

品質 雷撃カウンター, 8-10 年バッテリー寿命 IP67 屋外雷記録器 工場

雷撃カウンター, 8-10 年バッテリー寿命 IP67 屋外雷記録器

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

品質 メカニカル 稲妻数計 999999 電源または接地ラインの数字を数える 工場

メカニカル 稲妻数計 999999 電源または接地ラインの数字を数える

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

前へ 2 3 4 5 6 7 8 9 次へ