Tender For O&M - Water Supply Schemes-Kwss To Jica Meenad And Adj Villages : Supply Of Float Cum Boost Battery Charger -Supply Testing And Commissioning Of Battery Charger Unit For Intake Pump House Tholicodu -General Civil Work
Tender Overview
Project Description
Tender for O&M - Water Supply Schemes-Kwss To Jica Meenad And Adj Villages : Supply Of Float Cum Boost Battery Charger -Supply Testing And Commissioning Of Battery Charger Unit For Intake Pump House Tholicodu -General Civil Work
Corrigendum
| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 07-Oct-2026 | Retender Extension | Date | 12-Oct-2026 |
BOQ
| Sl. No. | Item Description |
| 1 | Supply Testing and Commisioning of FLOAT CUM BOOST BATTERY CHARGER” |
| 2 | OD73385/2026-2027:Supply at site , Installation, testing and commisioning of 110V, 25A Dual Three Phase Float cum Boost Battery Charger with inbuilt DCDB. Type of Charger Thyristor Controlled, Constant voltage,Input supply 415 V AC, ±10% to -15 % 3 wire, Rated DC Voltage 110V, Rated DC Current 25A, with three modes Float/Boost/Auto. Float Voltage 100 V to 127 V and boost voltage 100V to 148V. Ripple Less than3% (Without Battery) Less than 1% (With Battery) . Minimum efficiency should be greater than 80% at full load @ Nominal AC input. Working Ambient Temperature upto minimum 45°C . Battery Charger should be Suitable to VRLA batteries. With following Indication Alarms 1.Charger supply on2. Supply main failure (Under/Over voltage)3. Rectifier failure4. Charger Fuse /MCB trip5. DC output high6. DC output low7. Charger on boost mode8. Battery Earth Leakage9. Battery isolator open10. Output DC filter fuse failure11. Fan failureIndications such as Power ON, Charger ON, Boost ONSwitches and Controls must include Charger ON/OFF. Mode Selector (Float/Boost), Voltmeter selector (Charger/ Battery/Load), Ammeter selector (Charger/ Load), Float Vadj. Potentiometer, Boost Vadj. Potentiometer, I Adj. Potentiometer. Minimum protection to be provided must include AC Input circuit breaker. DC over voltage, Rectifier Input fuses, Fuse for battery, AC under/over voltage, Short circuit, Over load, Soft start, IP:22. DC Distribution Board (DCDB) must contain minimum MCB 50A-2 Nos, MCB 25 A 6Nos, MCB 16A 16Nos. provision for forced cooling should be provided. Must be dust proof and vermi proof. Please Enable Macros to View BoQ information |
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Tender Published
Tender notice published.
CompletedCorrigendum-1 Issued
Clarifications on tender conditions and amendments issued.
Upcoming · 4 daysBid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 4 daysBid Opening Date
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Upcoming · 5 daysTender Documents
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