|
| 1 | PART A |
| 2 | Routine upkeep, attending breakdown maintenance round the clock for the equipments installed at 220KV Switchyard and Power Transformer yard Unit 1 & 2, DCRTPP, Yamuna Nagar. It consists of Power transformers (Generator Transformers, Station Transformers & UAT’s), Circuit Breakers, compressors for mechanical ganged breakers only, Isolators, CTs’, EMVT’s, CVTs’, LAs’, Wave Traps,Post insulators, Bus Bar equipments, super structures , marshalling boxes and other associated equipments, Electrical wiring of local panels of these equipments, C & R panels, Energy Metering panels, Batteries & Battery chargers, Lighting system etc. and Cutting of grass of 220 KV Switchyard area as per Annexure-V & VI |
| 3 | Servicing & Overhauling of OLTC diverter-switch under the supervision of OEM service Engineer. |
| 4 | Hiring of transformer oil dehydration machine set of 3 KL carrying out filtration including transportation & back. |
| 5 | Hiring of transformer oil dehydration machine set of10 KL carrying out filtration including transportation & back |
| 6 | Charges for arranging oil storage tank of 12 KL including transportation charges. |
| 7 | Charges for arranging oil storage tank of 20 KLincluding transportation charges |
| 8 | Disconnection and reconnection of LV jumpers Generator transformer. |
| 9 | Disconnection and reconnection of LV jumpers Stationtransformer. |
| 10 | Disconnection and reconnection of UAT jumpers HV Side |
| 11 | Disconnection and reconnection of UAT jumpers LV Side |
| 12 | Replacement of HV Bushing of Generator Transformer and Station Transformer under the supervision of OEM service Engineer. |
| 13 | Washing of Generator Transformer |
| 14 | Washing of Station Transformer |
| 15 | Washing of Unit Aux. Transformer |
| 16 | Replacement of CT (Current Transformer) including transportation from store to site. |
| 17 | Replacement of EMVT/CVT/Breaker Limb including transportation from store to site. |
| 18 | Replacement of LA\"s (Lightening Arrestor) including transportation from store to site. |
| 19 | Replacement of Post insulator including transportation from store to site. |
| 20 | Replacement of Clamps on bus |
| 21 | Replacement of Clamps on the equipment |
| 22 | Replacement of Male/ Female Arm of the Isolator (per phase) |
| 23 | Replacement of jumpers: Double conductor bus |
| 24 | Replacement of jumpers: Fourconductor bus |
| 25 | Checking and Tightening of 220KV Bus |
| 26 | Servicing & Overhauling of gear Mechanism of Isolators under the supervision of manufacturer\"s Service Engineer |
| 27 | Chemical spray in 220 KV switchyard area 40 litre. |
