Transformer Maintenance:
On Site Services:
- Complete turnkey projects for 11 KV,22 KV,33 KV & 66 KV class including Installation, Testing & commissioning (SITC)
- ETC of the power transformers up to 500 MVA., 400 KV Class
- Repairs up to 50 MVA through our associates with our strong design skills
- Testing – complete switch yard along with transformer and relays up to 400 KV class.
- Complete overhauling of the transformer up to 315 MVA
- Reconditioning& Retrofitting of the Transformer
- Critical oil Leakage Attending
- Oil Filtration right from distribution to Power transformer (we have 3000 LPH,6000 LPH & 10,000 LPH high vacuum filter machine)
- Annual maintenance of the Transformer
Annual Maintenance Contract
- Switch yard testing up to 400 KV
- Routine testing, Special Test
- Special Visits where and when required
- Servicing Visit
- Breakdown emergency services
- Annual Maintenance Contract for Oil Cooled & Dry type Transformers.
- Reactivating Silica Gel of Breather.
- Transformer Oil Filtration & Painting at site.
- Replacing of Spare Parts: like Gasket, Breather, Tap Switch, Bushings and Metal Parts.
- Buy & Sell old Transformers under buy back Scheme.
- New Transformers for sales & Services.
- Installation & Commissioning of Transformers.
- Repair & Rewinding of all type of Transformers.
- Preventive Maintenance of all type of Transformers.
- Breakdown Maintenance of all type of Transformers
Overhauling & Servicing On Site
- Dismantling
- Testing
- Servicing
- Oil filtration
- Replacement of spares if required
- Reassembling
Special Testing On Site
- Routine Testing
- Tan delta test
- Tests intended to be repeated in the field to confirm no damage during shipment, for example Frequency Response Analysis
- SFRA .
- Partial Discharge Test (PD Test)
- Zero-sequence impedance on three-phase transformers.
- Power taken by fan and oil-pump motors.
- Determination of sound levels.
- Determination of capacitances between windings and earth, and between windings.
- Determination of transient voltage transfer between windings.
On Site Filtration
- Oil filtration / Online filtration
- Purification with drying process (Dehydration)
- Regenerating or Reclamation with degassing (Degassing)
Breaker Service
- Identifying the fault and servicing the same or replacing that part if required.
- Checking the Tripping operations, identifying it and repairing the same.
- Overall service of the LBS / VCB.
- Annual Maintenance Contract for LBS / VCB.
- HRC Fuse Replacement (if required).
- CT & PT replacement (if required).
- Load Break Switch Operations.
- VCB Operations.
- VCB Control wiring and metering operations.
- Annual Maintenance Contract operations.
Ring Main Unit ( RMU )
- RMU accessories replacement (if required.
- CT & PT replacement (if required).
- HRC Fuse Replacement (if required).
- SF6 gas filling