Sunday, 29 August 2021

Certificate course in electrical trade for petroleum industry , a suggestion.

Duration of the course - one year 

 1. Basic of electricity, ohm law, types of power, its application, 
 2. Basic of Load calculation and energy meter 
3. Basic of AC and DC machine, type and application 
 4. Power generation and transmission 
 5. Basic of power distribution, substation, H-Pole
 6. Insulator and conductor , wire size, cable size, gland, cable socket , termination 
 7. Type of starter and application 
 8. Protection device like bimetallic relay, fuse, MCB,MCCB, ELCB/RCCCB, measuring instrument 
 9. Domestic wiring and circuit , different type of illumination, daily use appliances 10. Installation of motor, transformer, street pole 
 11. Maintenance of motor, transformer, MCC panel 
12. Hazardous and non-hazardous area, Electrical safety, permit, LOTO, introduction to OISD

 
Practical- 
1. Domestic wiring, minimum 2 socket and 5 switches with fan and light 
2. Testing of thermostat of electrical press and geyser 3. Motor connection with DOL starter and testing 
4. Battery connection in parallel and series , voltage check 
 5. Cable gland and termination 
 6. Connection of 1-phae and 3-phase motor 
 7. Preparing substation log book 
 8. Insulation resistance check, Earth test, current test , continuity test, voltage check 1-3 phase, battery gravity test 
 9. Street pole connection and test Practical copy – any six of above for evaluation

Pre activity before installation of new transformer in the place of old transformer

Installation of new transformer 2.5 MVA 6.6/0.433 KV in the palce of old transformer Some times it becmomes requirement to replace the ele...