Various Types of Portable Appliance Tests
We live and work in a world full of electrical gadgets. A range of appliances can be found in our homes, businesses, and manufacturing sites. However, electricity is hazardous to life. A little oversight can have severe consequences. As an electrical appliance operator, the Portable Appliance Testing course allows you to understand how appliance testing fits into an overall electrical safety program. A few PAT tests that should not be overlooked are: Earth continuity tests This test is performed on all Class I appliances to check that there is an acceptable connection between the Earth pin in a socket and the case of the device. When performing an earth test , the appliance is plugged into the PAT Testing machine, and the machine's earth bond lead is clipped to an exposed metal component of the EUT. The PAT machine then sends a current around the newly formed circuit. Two forms of earth bond test current are commonly employed. Low test currents are often in the 100 to 200 mi