Supply and erection of 215HP sewage submersible pumpset (NONCLOG PUMPS) with pipe line arrangements shifting and erection of 630KVA Transformer with electrical works at Santhaipettai main pumping station in ward 43

Amount

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 smooth and 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 should be provided to protect the motor from ingress of sewage along the shaft. The critical speed of the rotor shall be at least 30% above the operating speed. Pumps should have double bearings between the pump & motor. The bearings life shall be minimum 100,000 hrs of operation with greased for life. Pump should be provided with automatic coupling device including pedestal, duck foot bend, stainless steel guide pipe or related accessories of suitable size to facilitate lifting and lowering into guide rails for easy maintenance. Pump shall be provided with a stainless steel lifting chain conforming to BS 970 Gr 304. Pump speed shall be of 9600 rpm for high duty pumps and 960/1450 rpm for low duty pumpsets. Casing and impeller should be of CI Gr. FG 260:IS210 more preferably with hardened impeller.Shaft should be 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 be designed to withstand 120% of rated speed for two minutes without any mechanical damage, in either direction of rotation. 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 in stator 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 in temperature beyond set limit. Insulation class shall be of “Class H” and degree of protection shall be of IP 68 as per IS 4691. 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)

Supplying of Submersible sewage motor cable suitable for 215HP motor cable size 2 x (3.5x70) + 1 x (4x1,5)

Supply of CI Pipe and Special for new 215hp Motor 350mm dia CI bend with D/F

350mm dia CI pipe 0.30 length D/F

350mm dia CI pipe 2.75 length D/F

350mm dia CI pipe 1.00m length D/F

400mm dia CI pipe 2.00length D/F

350x300mm dia CI taper A/F

350mm DI sluice valvu A/F

350mm DI NRV A/F

400mm dia CI Tee A/F

400mm CI pipe 2.75m

400mm x 350mm CI Tapper D/F

400mm CI pipe 1.00m Length D/F

400mm CI pipe 0.50m length D/F

400mm CI pipe bend A/F

For old vertical type 200hp motors 300mm DI sluic valvu A/F

300mm DI Non return Valve A/F

300mm CI bend D/F

300mm CI pipe Tee A/F

400mm x 300mm CI Tee A/F

300mm CI pipe 2.00m D/F

300mm CI pipe 1.00m length D/F

300mm CI pipe 0.50m Length D/F

SERVICE CONNECTION ACCESSORIES L.T. 1100V PVC ALUMINIUM ARMOURED UNDER GROUND CABLE WITH ISI MARK - 185 Sqmm Aluminium Cable 3.5 Core

Power Factor Capacitor

630A MCCB 3 Pole

Bolt & Nut Washer 20mm dia x 100mm Length

Rubber washer

SERVICE CONNECTION ACCESSORIES L.T. 1100V PVC ALUMINIUM ARMOURED UNDER GROUND CABLE WITH ISI MARK - 400sq.mmm Aluminium Cable 3.5 Core.

CABLE GLANDS-Cable Gland suitable for 3 - 5 core 400 sq.mm. UG Cable

Copper Flat (25 x 6mm)

Aluminium alloy Solid Round Conductor with 8mm dia of material AlMgSi as per IEC 62561-2 with Conductor Holder, glue, connectors, joints etc.

cable laying-240 to 400 sq.mm

Cable clamps-240 to 400 sq.mm

Maintenance Free earthing with Copper rod of 17.2 mm dia and 3m length

Crimping lugs suitable for the following sizes 400 Sq.mm

Crimping lugs suitable for the following sizes 300 Sq.mm

Air break (AB)switches with (PT insulator) line type-11KV AB switch with 11KV PT Insulators

Horn Gap HG fuses (11KVA)

Lightning Arrestors(HT) Station Type 9kv/11kv

Pin&pin insulators-11KV post type pin insulators

Bimetallic clamps(Transformer bushing clamp) for LT size 240Sq.mm

Automatic Power Factor Capacitor Panel-150 Kvar

SERVICE CONNECTION ACCESSORIES L.T. 1100V PVC ALUMINIUM ARMOURED UNDER GROUND CABLE WITH ISI MARK - 185 Sqmm Aluminium Cable 3.5 Core

ERECTION OF POWER PUMPSET IN BORE/OPENWELL 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 including signing of completion of reports as required by EB authorities.

Providing Sewage Motor Bed Arrangement Suitable For Fitting of 215Hp Submersible Pumset Pedastal to the Site of 1.50m x 1.20m x0.60m with Chamber Weight Bed using 12mm Reinforcement rod with Shettering and and 1:1.5:3 RCC Congrete etc… with all Lobour Charge etc complete.

Fabirication and Errection of plotform Arrangement to the Sewage well the plateform to the site of 1/3rd of sewagw well ,ain from made out of 200x100mm R.S Joist,Cross Frames with 100x50mm M.S Channel and top of Plote with Lodder arangement othrs,etc.the rate including cost of All materials,cutting welding and and errection charge etc.Complete

2T Capacity hand operated over head Travelling (HOT) Grane suitable for aSpan upto 6m and travel Length upto 10m with clear lift upto 6m including gear type chainfully block with GI chain and greated Travelling trolly complete with all accesseries including grider.

Construction of valve chamber to the size of 3.00 x 3.00 height 2.50m brick masonry wall 0.23 m thick with plastering etc., complete. 1,For New 215Hp Sewage Motor Line 2,For Septic Tanker Lorry Dropping point

Construction of RCC Transform Bed Arrangement For Transformer 630 KVA,11KVA/433V

Add GST 18%

CLASSIC ENGINEERING (BID ID -1207858)