Description: This Test Instrument is a combined 3 Phases Presence and Rotation Indicator combined with a 3 Phases Industrial Earth Leakage Tester. When utilized as a 3 Phase Presence and Rotation ...

So it is with today’s subject, a Mustool MT525 electromagnetic radiation tester. At a cost not far above £10 ($13.70), this was an impulse purchase driven by curiosity; these devices claim to ...

Insulation resistance testers measure the resistance of insulators or insulation. Ground resistance testers can be used to measure Earth continuity, current leakage, and ground bond. Earth continuity ...