Kerala Water Authority-KWA has published Tender For Rebuild-Automation Of Vertical Turbine Pumps In Kerala Water Authority Supply, Installation, Trial Run And Commissioning Of Control Module For Remote Operation Of Pumping Stations 120 Hp Vt Pumps At Nandhi Pump House Nandhi.. Submission Date for this Tender is 21-12-2022. VT Pump Tenders in Thrissur Kerala. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | WORKING CHARGES |
| 2 | Supply, installation, trial run and commissioning of control module for remote operation of VT pumsets, required to automate the start, stop,monitor the operation of VT pump taking care of protection features in situations like overvoltage, undervoltage, phase changes, single phasing. overload and situations like impeller jam, air lock, foot valve blocked. sump dry. The system should suit for different type of starters like VFD. soft starters, FCMA, star- delta,ete the input supply to the drive is through 440v. 3.3Kv. 6.6Kv or 11KV, controlled by substations and transformers. The system should include Powder coater panel with PLC. 4 channel relay, 2A 12V smps, 5A24V smps, motor protection controller.. 250 A CT. 3 Pole 6A MCB, 6A single pole MCB (3nos). 4G gate way router with SIM and antena, auto maanual switch with knob, Isqmm cable. 6 core 1.5 sqmm cable in meter including the internal panel wiring and wiring material charges. There should be sufficient provision in the PLC for taking inputs from flow meters. Pressure sensors, Vibration sensors, Temperature sensors, provisions for controlling of valve via actuators to facilitate full automation at later stage. 30% spare capacity for each panel for future expansion shall be provided in PLC There should be sufficient provision in the PLC for taking inputs from flow meters, Pressure sensors, Vibration sensors, temperature sensors, provision for controlling of valves via actuators, to facilitate full automation at a later stage(30% spare capacity for each panel for future expansion shall be provided in PLC) other than current, voltage, energy readings/consumption and PF, and facility to control multiple pumps in the pump house and shall be suitable for HMI dashboard integration.Communication can be with GSM or any other suitable modes. Step by step RPM control is meant for VFDs. There should be Auto/Manual selector switch. Malfunctioning in the system shall be communicated through SMS/ or any other suitable communication modes. Real time monitoring of Electrical parameters should be there in the system, including system health. The installed mechanism shall be loT based. The system should permit connectivity to third party devices for facilitation of future upgradation. Each pump/motor rating shall be taken/considered individually while design of the system for protection. |
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