Electrical Fault Finding Techniques Pdf

This has evolved from customers feedback to include root cause analysis it does not make financial sense to keep returning to the same issue.

Electrical fault finding techniques pdf.

I just added your rss feed to my google news reader. Testing to locate the position of a fault. One of the main issues is the techniques for fault location and fault indication. The electrical faults are mainly insulation faults short circuits to frame short circuits earth faults.

The unit will enable learners to read circuit schematic and wiring diagrams and carry out fault finding procedures by obtaining the necessary information documentation tools and equipment. The consuming component is tested for mec hanical and electrical faults. January 20 2012 at 9 20 pm. Principles of systematic fault diagnosis diagnosis of faults requires a logical and disciplined approach.

Safety devices which have been connected in th e. Test when the fault is put right restored test your work before re energising it is understood that sometimes it is not easy to get this information as you may be the only person on site no one is there to. Investigate now attempt to find the fault from your analysis 4. Select fault finding instruments and apply the techniques used for the diagnosis of faults.

Keep up the good work. Fault management in electrical distribution systems final report of the cired working group wg03 fault management foreword. These principles apply in all disciplines regardless of whether they are civil electrical mechanical etc. I found your site on technorati and read a few of your other posts.

If you are convinced that the earth is touching the phase or vice versa or the ph is touching the n prior to the load then you would carry out an ir test at 500 volts dc between the ph e or ph n. 8 thoughts on fault finding electrical circuits sue massey. There are two types of mechanical fault or damage internal and external. Of high importance also are.

Essential items in the fault finding toolbox two even better than one they allow you to measure both voltage and current. Although they offer this for both ac and dc usually dc measurement is sufficient. For these both different equipment and functions are considered. 1 of 2 go to page.

Capacitors can store electrical charge and give electric shocks. Intern faults include bearing faults and external faults include damage to the housing. What are the six key steps to approach electrical fault finding. Discuss fault finding techniques.

To help technicians get to the cause of a fault faster mcp has developed a course focusing on a logical approach to fault finding.