Substation audit questionnaire

Substation internal audit should be done yearly basis. It is advisable to have a checklist and to be audited on regular interval. Good ambience will have better operational facility and long life of substation equipment.

1. Is authorized person list are updated? 2. Is (SLD) single line diagram is updated? 3. Is insulation mats are laid in front of and back to all panels? 4. Is SOP standard operating procedure is updated? 5. FLP light, EX fan, Detector and shower are installed in battery bank? 6. Civil job of battery banks including eye shower, mirror, drain pipe, water availability, wash basis, door lock, floor cleaning. 7. Is Substation door/ window/ventilator glasses broken &closing issue are rectified? 8. Is there any false ceiling/flooring abnormalities? 9. Is Substation lighting sufficient 10. Is Sprinkler system status updated? 11. Any issue pertaining to Sprinkler/Deluge system bilingual SOP preparation and flex board printing and installation- 12. Is battery bank Do’s and Don’ts board provided ? 13. Is DC lighting report available? 14. Is Emergency handling scenario handbook available? 15. Is TR yard free from vegetation, get locked. 16. Is Scraps/spare materials dumped in substation and cable cellar removed? 17. Is Substation roof leakage/water proofing job completed? 18. Is Operator/shift in-charge log book signing checked regularly? 19. is locking of Substation door /TR yard gate wherever missing? 20. Is hazardous area classification displayed in manned location? 21. Is ARC suit availability in manned locations checked? 22. Is Splash suit in manned locations for battery bank job available? 23. Is PPEs (HT/LT Hand gloves, Discharged rod, HT tester) available in manned location? 24. Is measuring tools calibrated? 25. Is fire Extinguisher placement done at marked area ? 26. Is status of Earth pit value and condition report available? 27. Is flex boards of SLD, Shock treatment chart, Do’s & Don’ts, physical layout, Important Telephone number displayed? 28. Is any deviation in LOTO audit available? 29. Is Breaker lifting trolley testing report available? 30. Is missing Sand/fire bucket, Sand filling done regularly? 31. Is substation floor/TR yard cleaning done regularly? 32. Is pressurization blower available, manometer provided? 33. Is danger plates provided as voltage grade? 34. Is danger Sticker on HT/LT panels in all substations provided?