Improvement /Upgradation and repair of Pumping Machinery of PHE MEch. Sub-DIvision Samba

Amount

Improvement and Upgradation of Pumping Machinery and electrical equipments of various stations and Supply ,Installation of 01 No. Submersible Pump Set of PHE Mech. Sub-Division Samba –I as per detailed below;-

Repair to 110 Amp LT control panel installed on 60 HP HC pumpset at P/S Manohar Gopalla: Repair to 110 Amp control panel installed at P/S Manohar Gopalla, by way of disconnecting the C/panel from Main switch and HC pump set. Opening the panel, replacement of 2 No damaged MNX 110 Contactors, 1 No MNX 70 Contactor coil and Kit, Digital Voltmeter and Digital Ammeter. Replacement of old guardain with the new guardian and internal wiring and making necessary electrical connections and testing the panel on full load. Complete job including cost of material and labour charges. Repair to 110 Amp control panel installed on 60 HP HC Pumpset (Standby ) at P/S Manohar Gopalla: Repair to 110 Amp control panel installed on 60 HP HC Pumpset at P/S Manohar Gopalla, by way of disconnecting the C/panel from Main switch and HC pump set. Opening the panel, replacement of 2 No damaged MNX 110 Contactor coils and kits, 1 No MNX 70 Contactor coil and kits, Digital Voltmeter and Digital Ammeter. Repair to guardian and internal wiring and making necessary electrical connections and testing the panel on full load. Complete job including cost of material and labour charges. Repair to 185 Amp control panel installed on 125 HP HC Pumpset at P/S Samleh : Repair to 185 Amp control panel for 125 HP HC pump set installed at P/S Samleh, by way of disconnecting the C/panel from Main switch and HC pump set. Opening the panel, replacement of 1 No damaged MNX 185 Contactor and 1 No MNX 140 Contactor . Repairing the old Guardian and internal wiring and making necessary electrical connections and testing the panel on full load. Job also includes Providing and fitting of 37/16 PVC Cable from motor to panel also from Main switch to panel Approx ( 22 mtr) in length fitted with copper thimbles of suitable current carrying capacity. Complete job including cost of material and labour charges. Repair to 110 Amp LT control panel installed on 75 HP HC pumpset (standby) at P/S Samleh: Repair to 110 Amp control panel installed at P/S samleh, by way of disconnecting the C/panel from Main switch and HC pump set. Opening the panel, replacement of 1 No damaged MNX 110 Contactors kit and coil, Digital Voltmeter and Digital Ammeter. Repairing the old guardian and internal wiring and making necessary electrical connections and testing the panel on full load. Complete job including cost of material and labour charges. Repair to 110 Amp LT control panel installed on 75 HP HC pumpset (Hospital supply) at P/S Samleh: Repair to 110 Amp control panel installed at P/S samleh, by way of disconnecting the C/panel from Main switch and HC pump set. Opening the panel, replacement of 1 No damaged MNX 110 Contactors kit and coil, Digital Voltmeter and Digital Ammeter. Repairing the old guardian and internal wiring and making necessary electrical connections and testing the panel on full load. Complete job including cost of material and labour charges.

Providing, Installation and Testing of submersible pumpset having parameter 2500 GPH X 80 Mtr of KSB or any other reputed Make with accessories at T/W Manohar Gopalla:Providing of 2500GPH X80 mtr head submersible Pumpset of kSB or any other reputed make and then Fabrication of Adopter Nipple Approx. .5 mtr Long fabrication out of G.I Pipe of which Bottom end is to be reduced to the size of delivery of pump and threading the pipe for the screwing into the delivery portion of the submersible pump and other end of the adopter is welded with M.S Flange fabricated out of M.S Plate for fixing with column Pipes , 2 No’s Nuts of 5/8’’ size are to be welded on opposite side of adopter piece so that clamping bolts of tie Rod can pass through it. Fabrication of Tie rod Clamping Arrangement for clamping the pump and motor to the upper adopter nipple by Fabricating outer dia of motor thrust pad bowl, welding of M.S . Strip on two Opposite sides of this M.S. ring extending up to halfway distance od adopter nipple. The upper end of these flat strips should be welded top full threaded M.S Bolts of 5/8’’ X 4’’. These bolts are to be passed through nuts welded on adopter nipple piece and clamped by Tightening 5/8’’ double nuts on both side. Coupling of the pump and motor, filling the motor with distilled water for cooling the winding of sealed motor, testing the coupled pump and motor by lowering the same in a test pit for checkinthe discharge of pump and performance of motor at zero head. Shifting the submersible pump set at site.Make of water proof connections to the motor using high grade patch roll and insulation tape.Providing of 6 mm sq submersible cable 100 mtr approx in length and then Lowering of submersible Pump set along with submersible cable with the help of clamp sets and Chain Pulley by assembling pipes one by one with P/F Of rubber joints , nuts and bolts at each joint and testing at Full load by providing and fitting of 30 Hp oil immersed star Delta starter and topping of freshTransformer oil upto required level. Complete job includes cost of material and labour charges.

Repacement of starter and Main switch at T/W No 1 samba: Replacement of 80 HP star delta oil immersed starter at station T/W No 1 Samba ,by way of disconnecting all electrical connections, replacement of damage starter by new starter and topping up of T.oil in the starter dash pot up to required level along with Providing and fitting of 25 mm sq multi strand cable upto 20 mtr . Making necessary electrical ections, testing the job on full load. job also includes Providing and fitting of 200 Amp. Main switch, HRC type 415 Volts, ISI mark and make proper electrical connections with LT Cable and PVC Cable. Complete job including cost of material and labour type. Providing and Fitting of 10 mm sq Submersible cable at T/W No 5 samba: Providing and fitting of 10 mm sq submersible cable by firstly extracting the damaged submersible cable along with column pipes one by one with the help of manual labour and chain block ,Replacing the old damaged submersible cable and proviidng and fitting of new submersible cable of 10 mm sq ( 65 mtr in length aprox) by making proper electrical connection using patch roll and tapes and then lowering the submersible cable along with column pipes one by one with the help of manual labour and cahin block . job also includes Providing and fitting of 200 Amp. Main switch, HRC type 415 Volts, ISI mark and make proper electrical connections with LT Cable and PVC Cable. Complete job including cost of material and labour type. Providing and Fitting of 10 mm sq Submersible cable at T/W Sungwali mandi : Providing and fitting of 10 mm sq submersible cable by firstly extracting the damaged submersible cable along with column pipes one by one with the help of manual labour and chain block ,Replacing the old damaged submersible cable and proviidng and fitting of new submersible cable of 10 mm sq ( 120 mtr in length aprox) by making proper electrical connection using patch roll and tapes and then lowering the submersible cable along with column pipes one by one with the help of manual labour and cahin block .

Repair to 250 KVA,100 KVA and 100KVA Voltage stabilizer at P/S Samleh, T/W No 5 Samba and T/W Sonarki respectively:

Repair to 250 KVA Volatge stabilizer at P/S Samleh: Repair to 250 KVA Manual Voltage Stabilizer installed at P/S Samleh by firstly disconnecting all the electrical connections and then loading it by crane on vehicle and shifted to workshop. Extracting the stabilizer from oil tank with the help of chain Pulley block. Replacement of old damaged parts. P/F of 3 No Rotary switches, 2 NoVoltmeters, 1 No Ammeter, MCCB and indicators . Providing anf Fitting of 3 No Main coils and Topping up Transformer oil upto required level with proper heat treatment. Repair to internal wiring and all other allied accessories. Assembling the stabilizer. Again loading it by crane on vehicle and shifted to site and then dragging it inside of the pump room by crane / manual labour and making all electrical connection and testing on Full load load. Repair to 100 KVA Volatge stabilizer at T/W No 5 Samba: Repair to 100 KVA Manual Voltage Stabilizer installed at T/W No 5, Samba by firstly disconnecting all the electrical connections and then loading it by crane on vehicle and shifted to workshop. Extracting the stabilizer from oil tank with the help of chain Pulley block. Replacement of old damaged parts. P/F of 1 No Rotary switches, 2 NoVoltmeters, 1 No Ammeter, MCCB and indicators . Providing anf Fitting of 1No Main coils and varnishing the other two main coils and Topping up Transformer oil upto required level with proper heat treatment. Repair to internal wiring and all other allied accessories. Assembling the stabilizer. Again loading it by crane on vehicle and shifted to site and then dragging it inside of the pump room by crane / manual labour and making all electrical connection and testing on Full load load. Repair to 100 KVA Volatge stabilizer at T/W Sonarki: Repair to 100 KVA Manual Voltage Stabilizer installed at T/W sonarki Samba by firstly disconnecting all the electrical connections and then loading it by crane on vehicle and shifted to workshop. Extracting the stabilizer from oil tank with the help of chain Pulley block. Replacement of old damaged parts. P/F of 2 NoVoltmeters, 1 No Ammeter and MCCB . Providing anf Fitting of 1No Main coils and varnishing the other two main coils and Topping up Transformer oil upto required level with proper heat treatment. Repair to internal wiring and all other allied accessories. Assembling the stabilizer. Again loading it by crane on vehicle and shifted to site and then dragging it inside of the pump room by crane / manual labour and making all electrical connection and testing on Full load load.

Providing anf fitting of Lt cable at T/W Sungwali Mandi, P/S Samleh and P/S Manohar Gopalla:

Providing anf fitting of LT cable at T/W Sungwali Mandi: Providing, Fitting and laying of 3.5 Core Armoured 120mm² Aluminium LT Cable (approx 30 mtrs) from LT fuse box to Main switch. Job also includes Providing and fitting of thimbles as of required current carrying capacity. Rate to be quoted per meter of LT cable including cost of carriage and labour charges. Providing anf fitting of LT cable at P/S Samleh: Providing, Fitting and laying of 3.5 Core Armoured 120mm² Aluminium LT Cable (approx 16 mtrs) from LT fuse box to Main switch. Job also includes Providing and fitting of thimbles as of required current carrying capacity. Rate to be quoted per meter of LT cable including cost of carriage and labour charges. Providing anf fitting of single core Lt cable at P/S Manohar Gopalla: Providing, Fitting and laying of single Core Armoured 400 mm² Aluminium LT Cable (15 mtrs) from LT bush rod to LT Fuse box . Job also includes Providing and fitting of thimbles as of required current carrying capacity. Rate to be quoted per meter of LT cable including cost of carriage and labour charges.

Rishabh Electricals and Mechanical Works

GANPATI ELECTRICAL AND MECHANICAL WORKS

N B Engineering and Electric Works