Tender For Supply ,Delivery And Erection Of 25 Hp Submersible Centrifugal Sewage Pump Set At Maraimalai Nagar Municipality
Tender Value
19 Lakhs
Estimated cost
Bid Submission
16 Jul 2026
3 days left
EMD
19000
Bank guarantee accepted
Document Fee
Ref. Documents
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
Chengalpattu → Tamil Nadu
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Tender for Supply ,Delivery And Erection Of 25 Hp Submersible Centrifugal Sewage Pump Set At Maraimalai Nagar Municipality
BOQ
| Sl. No. | Item Description |
| 1 | Supply and delivery of submersible centrifugal sewage non-clog pumps, vertical spindle type pump , wear resistance with submersible motor for the various duty conditions. Pump shall be capable of handling min 100 mm solid size with sewage specific gravity of up to 1.05. Pump shall be of robust construction, Liquid passages shall be finished smoothand designed as to allow free passage to solids. Pump Impeller should be of Non-clog semi open type , single vane /multi vane preferably contra bloc or vortex impeller design. Double mechanical seal with silicon carbide faces shouldbe provided to protect the motor from ingress of sewage along the shaft. The critical speed of the rotor shall be atleast 30% above the operating speed. Pumps should have double bearings between the pump & motor. The bearingslife shall be minimum 100,000 hrs of operation with greased for life. Pump should be provided with automatic couplingdevice including pedestal, duck foot bend, stainless steel guide pipe or related accessories of suitable size to facilitatelifting and lowering into guide rails for easy maintenance. Pump shall be provided with a stainless steel lifting chainconforming to BS 970 Gr 304. Pump speed shall be of 9600 rpm for high duty pumps and 960/1450 rpm for low dutypumpsets. Casing and impeller should be of CI Gr. FG 260:IS210 more preferably with hardened impeller.Shaft shouldbe of stainless steel AISI 410. All the fasteners and bolts shall be of AISI 410.The submersible motor shall be operated with 3ph, 415 V(+or– 10%), 50Hz(+or-5 %) dry induction type. Motor shall be capable of giving rated output without reduction in the expected life span when operated continuously. The rotating assembly shall be dynamically balanced as per standards. The starting current of the motor shall not exceed 200% of rated full load current for Star / Delta or ATS starting under any circumstances .The motor shall be suitable for full voltage star delta / ATS starting. The locked rotor current of the motor shall not exceed 600% of full load current unless otherwise specified. Motor shall bedesigned to withstand 120% of rated speed for two minutes without any mechanical damage, in either direction ofrotation. The motor vibration shall be within the limit specified in applicable standards . Motor should be of IE2,explosion proof compatible for VFD operation together with star-Delta /ATS starter, protection against increase instator winding temperature (15 deg Celsius), bearing temperature, leakage in the stator housing and terminal box shall be provided and to be suitably interlocked with the control panel for tripping the pump in case of increase intemperature beyond set limit. Insulation class shall be of “Class H” and degree of protection shall be of IP 68 as per IS4691. Motor shall be suitable for continuous operation in fully submerged or partially submerged condition.The pumpset shall be supplied with power cable of PVC insulated and PVC sheathed, copper, flexible, round type with required conductor size and number of cores as per starting method and of specified length for continuous use under water and air. The control cable of PVC insulated, PVC sheathed, flexible for stator winding temperature sensor 3core x 1.5 sq.mm copper conductor and for bimetallic switches 2core x 1.5 sqmm copper conductor shall be provided. Motor shall be supplied with 10m of round submersible copper cable of suitable size. The non clog submersible pumpset shall be provided with suitable starter control panel having all protections as mentioned above.(upto 5 HP - DOL Starter, above 5 HP to 25 HP -Star Delta Panel and beyond 25 HP shall be ATS) [Twad 2022 - 23 Page No.136] |
| 2 | Supply, delivery and erection of fully Automatic 30HP Starter for Non cloc submersible pump motor panel board type with 16 SWG CR sheet, Siemen's gray with powder coating, Dry Running Preventor, MPRD2 minilec make single phase preventor, seal monitor 100Amps MCB, PCH contactor, On & OFF button 6 Sq mm wire, Connector, Contactor, Socket, Indicator, ammeter & Volt ammeter & Volt meter with selector switch, over loading relay, etc., Complete.[NHI Pump Room & Annasalai liftmanhole] |
| 3 | Labour Charges for erection of Horizontal shaft, centrifugal pumpset (Coupled/ Monoblock) in bore well/Open well including fixing of suction pipe and foot valve upto a maximum depth of 7 metres and delivery pipes to the required length with valves, pressure gauges upto the exterior wall of pump room and erection of panel board consisting of TPIC switches starter, Voltmeter, Ammeter, Capacitor single phasing preventor and laying and jointing the cables and twin earthing as per IE rules including providing bed blocks etc., complete and operating the pumps and trial run for 10 days includingsigning of completion of reports as required by EB authorities. Please Enable Macros to View BoQ information |
AI Tender Summary
Tender Timeline
Jul 09, 2026
11:30 IST
Tender Published
Tender notice published.
CompletedJul 16, 2026
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
Upcoming · 3 daysJul 16, 2026
Bid Opening Date
Technical bids will be opened and evaluated.
Upcoming · 3 daysTender Documents
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