Central Coalfields Limited has published Tender For Replacement Of Pilot Control System Protection In Field Switch F1, F2, F3 And F4. Ii Repairing Of Electrical Field Switch As Float For Electrical Loading Hemms At Ashok Ocp At Piparwar Area.. Submission Date for this Tender is 20-07-2023. Mechanical engineering Service Tenders in Chatra Jharkhand. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Labour Cost |
| 2 | Electrician |
| 3 | Helper |
| 4 | Material Cost |
| 5 | Over current Relay |
| 6 | Diode Bridge |
| 7 | Auxillary Transformer |
| 8 | Auxillary Relay Set |
| 9 | Auxillary Contractor |
| 10 | Rectifier Capacitor Unit |
| 11 | Pilot Auxillary switch |
| 12 | PVC Wire 4SQMM |
| 13 | Voltmeter 4.5KV |
| 14 | Ammeter 120/60/5A |
| 15 | Volt selector switch |
| 16 | Amp selector switch |
| 17 | Indicating Lamp 110V |
| 18 | Earth Leakage Relay with CB |
| 19 | VCB 400A |
| 20 | Overload Relay |
| 21 | Push Button Switch |
| 22 | Denting of complete body |
| 23 | painting of double coat paints primary with secondary |
| 24 | Wiring , checking and rewinding of control circuit with required size of wire & lugs |
| 25 | Repairing , overhauling of isolating mechanism with required materials |
| 26 | Contractors Profit |
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