Construction says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
TRANSFORMER MAINTENANCE
BestBuild says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
- Size Or Rating
- Location In The System
- Criticality Of The Load
- Service Conditions
- Load Cycle
BestBuild says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
Hourly
- Oil & Winding Temperature
- Load & Voltage
Daily
- Oil Level
- Diaphragm,Breather
Quarterly
- Bushings – Cracks, Dust
- Oltc – Oil & Drive Mechanism
- Radiators – Leakages, Rusting
Yearly
- Oil Test: Bdv, Ppm, Acidity, Sludge
- Cable Boxes , Gaskets
- Relays , Alarms, Earth Resistance
5 Yearly ( Upto 3 Mva )
7-10 Yearly ( Above 3 Mva)
- Inspect Core & Coil
- Wash With Clean Dry Oil.
BestBuild says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
- A. Normal Life
- B. Trouble – Free Service
- C. Low Maintenance Cost
BestBuild says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
- Regular Inspection
- Testing
- Reconditioning
BestBuild says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
- Transformer Insulation Is The Life Of The Insulation
- Transformer Insulation Is Oil And Paper ( Cellulose)
- Insulation Is Subjected To Electrical, Thermal, Oxidative Hydrolytic And Other Stresses
- Complex Ageing Process Starts And Progresses With Time For Paper – Every 6 Deg.c Increase In Temp. (over 98 Deg.c) Doubles The Aeging I.e Life Becomes Half
- Oil Can Be Treated Or Replaced
BestBuild says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
- Oxygen
- Impurities
- Varnishes
- Slackness Of Windings
BestBuild says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
- Stock Critical Spares
- Replace Silica Gel When Pink
- Maintain Oil To Correct Level
- Change Oltc Oil Periodically
- Test Operation Of All Alarms And Trips Yearly
- Replace Cracked Diaphragms
- Investigate Whenever An Alarm Or Trip Is Initiated
- Attend To Radiator Rusting
- Clean Tank , Radiators Of Oil Patches
- Clean Bushings Periodically
- Attend Oil Leaks Immediately
- Use Only Oil Of Is : 335 And Of Reputed Makes
- Replace Old Gaskets
- Maintain Duplicate Earth Connection For Body & Neutral
- Maintain A Log Book
- Follow Oem ’s Guidelines
BestBuild says that the better the service is delivered the higher is the skill level of our company. We work for the best quality of services for our clients and our clients appreciate us for that.
- Bypasss Alarms, Trips Or Any Protection Systems
- Top Up With Used Oil Or Oil From S/w Gear
- Avoid Maintenance Shutdown
- Operate Tap Switch In Energised Condition
- Energise Without Analysing Gas In Buchholz Relay
- Operate Transformers With Very Low Ir Values
- Operate In Parallel When Ratio, Impedance Vary Appreciably