7 Continuity of Circuit Protective Conductors, Flat to Flat Inspection

Kyoritsu 6010B Multi Function Testers(有字幕) 多功能測試儀

13 Earth Fault Loop Impedance Test, Flat to Flat Inspection (Hong Kong Housing Authority)

Ring continuity | Step One, two and three. (49)

Earth Continuity Test

試玩 Kyoritsu 6010B Multi Function Testers 多功能測試儀

地電阻-接地電阻-如何測量-Ground resistance

Kyoritsu 6010B Multi Function Tester Repair & Calibration by Dynamics Circuit (S) Pte. Ltd.

(字幕版)淺談電力(線路)規例及接地故障環路阻抗測量Code Of Practice Review & Loop Test

Tests for Ring Final Circuits

絕緣電阻量測試驗一

赤腳踩地面-算接地嗎? 110V直接接水泥地電壓卻變低-Why?

Subdivided Room Power Distribution (English Subtitle)

6010B MFT TESTER PART 1/2

How To Polarity Test (Complete)

檢查總制箱 絕緣測試

HIOKI IR4057-50 絕緣高阻計 基本使用介紹

6 Checking of Main Equipotential Bonding & Supplementary Bondings, Flat to Flat Inspection

16 Checking of CABD System, Flat to Flat Inspection (Hong Kong Housing Authority)

15 Functional Test of Devices and Final Checking, Flat to Flat Inspection