REPAIR/MAINTENANCE OF DG SETS, AMF PANELS, ALLIED WORKS AND UPS AT TS-I, ASR, ARSR VOLNA COMPLEX, A SECTOR, K SECTOR AND RUKMINI HUB AT DOLPHIN HILL UNDER AGE E/M NO-I OF GE (U-I), VISAKHAPATNAM

Amount

S & F in repair AVR with functions to adjust generator output voltage, prevent voltage hunting, set under frequency roll off knee point, set generator droop to 5% at full load, match AVR input to accessory output, set the over excitation cut off level, set intial frequency related voltage dip, over-voltage protection cut off level, maximum short circuit current with sensing input voltage range 170 - 250 V AC max, 50 -60 HZ frequency with output max upto 120 V DC, continuous current 2.7A & transient 6A for 10 sec including necessary control wiring complete from alternator to AVR complete testing & commissioning for DG sets of capacity 62.5 KVA to 200 KVA

S&F in repair AVR with functions to adjust generator output voltage, prevent voltage hunting, set under frequency roll off knee point, set generator droop to 5% at full load, match AVR input to accessory output, set the over excitation cut off level, set intial frequency related voltage dip, over-voltage protection cut off level, maximum short circuit current with sensing input voltage range 170 - 250 V AC max, 50 -60 HZ frequency with output max upto 120 V DC, continuous current 2.7A & transient 6A for 10 sec including necessary control wiring complete from alternator to AVR complete testing & commissioning for DG sets of capacity 250 KVA to 500 KVA

S&F in repair engine controller suitable for 160 KVA Cummins make engine with indications of Volts, Winding temperatur, Oil pressure, RPM, Hours run etc complete including harnessing wiring complete all as directed by Engr-in-Charge

M&L for carrying out 'B' check for DG set 20/25 KVA, as per manufacturer's recommendation including replacement of filter, 'O' rings, engine oil, gasket, coolant etc complete. Make Engine: Kirloskar/ CUMMINS/ ASHOK LEYLAND

M&L for carrying out 'B' check for DG set 62.5 KVA, as per manufacturer's recommendation including replacement of filter, 'O' rings, engine oil, gasket, coolant etc complete. Make Engine: Kirloskar/ CUMMINS/ ASHOK LEYLAND

M&L for carrying out 'B' check for DG set 125 KVA, as per manufacturer's recommendation including replacement of filter, 'O' rings, engine oil, gasket, coolant etc complete. Make Engine: Kirloskar/ CUMMINS/ ASHOK LEYLAND

M&L for carrying out 'B' check for DG set 160 KVA, as per manufacturer's recommendation including replacement of filter, 'O' rings, engine oil, coolant etc complete. Make of Engine: Kirloskar/ CUMMINS/ ASHOK LEYLAND/Greaves

M&L for carrying out 'B' check for DG set 250 KVA, as per manufacturer's recommendation including replacement of filter, 'O' rings, engine oil, gasket, coolant etc complete. Make Engine: Kirloskar/ CUMMINS/ ASHOK LEYLAND

M&L for carrying out 'B' check for DG set 320 KVA, as per manufacturer's recommendation including replacement of filter, 'O' rings, engine oil, gasket, coolant etc complete. Make Engine: Kirloskar/ CUMMINS/ ASHOK LEYLAND

M&L for carrying out 'B' check for DG set 500 KVA, as per manufacturer's recommendation including replacement of filter, 'O' rings, engine oil, gasket, coolant etc complete. Make Engine: Kirloskar/ CUMMINS/ ASHOK LEYLAND

Disconnecting and removing existing unserviceable battery and S&F maintenance free battery 12V 90 AH including terminal clamps, copper lead of suitable length including testing and commissioning all as directed by Engineer-in-Charge. [Make: Exide/ Amara Raja/ Tata Green]

Disconnecting and removing existing unserviceable battery and S&F maintenance free battery 12V 180 AH including terminal clamps, copper lead of suitable length including testing and commissioning all as directed by Engineer-in-Charge. [Make: Exide/ Amara Raja/ Tata Green]

Supply and fixing in repair generator starting system with packaged power supply for generator starting system consisting of pure lead-tin valve regulated lead acid (VRLA) monobloc sealed maintenance free batteries and a internal switched mode power supply (SMPS) to charge battery complete of capacity/ rating 24V 32 Ah suitable for 160 to 500 KVA generators . Make: Cummins Part No. AX1013235

Cleaning of diesel tank of any capacity carefully by draining out fuel in the tank including disconnection from fuel system, descaling the diesel tank with water pressure and removing the complete sludge deposited, drying the tank, repair to any leakage, cleaning and testing of fuel line up to Fuel Pump inlet all as directed for the following capacities :-

(a) 500 KVA DG set

(a) 320 KVA DG set

(b) 250 KVA DG set

(c) 125/160 KVA DG set

(e) 62.5 KVA DG set

(f) 20 KVA DG set

M & L for replacement of complete fuel and lub oil hose pipe set with clamp / clip etc of the following capacity of DG sets:-

(a) 320 /500KVA DG set

(b) 250 KVA DG set

(c) 125/160 KVA DG set

(d) 62.5 KVA DG set

(e) 20 KVA DG set

M&L for De-scaling of radiator by dismantling the upper & lower tank and cleaning the core pipes with cleaning chemicals (radi wash), components and arrest the leaking core by brazing/ dummy with lead including cleaning of upper and lower tanks and replacing the upper and lower gaskets and required nuts, bolts, refixing the same including testing and painting complete all as specified and directed for the following capacities :-

(a) 500 KVA DG set

(a) 320 KVA DG set

(b) 250 KVA DG set

(c) 125/160 KVA DG set

(e) 62.5 KVA DG set

Checking completely wiring for AMF panel and identifying fault in the safety and control system wiring from AMF panel to engine control gadgets like HWT,LLOP,and shut down valve,dynamo self-starter etc for following capacity DG set engine and rectiying fault in the AMF system including replacement of Relay,Burnt control wiring cable with thimbles and ferrules.blown out fuses for proper functioning and testing the DG set all as directed.

(a) 320/500 KVA DG set

(c) 160/250 KVA DG set

(e) 20/62.5/125 KVA DG set

Supply only engine oil 15W40 or as per manufacturers recommendations for topping up or replacement. Make: Servo/ Volvoline/HPCL

Repair and maintenance to AMF panels of 125 KVA DG Set with replacing the following parts :-

Supply and fixing Deep sea (UK) controller with enclosure and 02 Nos Auxiliary relays, 02 Nos Power relays and terminal blocks.

Supply and fixing switch and emergency stop button.

Supply and fxing lube oil pressure sensor with necessary brasss sockets.

Supply and fixing hot water temperature sensor with necessary brass sockets.

Repair and maintenance to AMF panels of 62.5 KVA DG Set with replacing the following parts :-

Supply and fixing engine controller (Deep sea) UK -01 No,AVR -01 No including necessary wiring modifications as dircted.

Repair and maintenance to Engine controller for automatic functioning of starting and stopping of 500 KVA DG Set at 35 Md accn includingwith following parts :-

Supply and fixing of engine controller(Deep sea)Uk-01 No

Deep Sea (UK) controller with enclosure -01 Nos

Governor card of suitable rating -01 No

Auxiliary relays of suitable rating -02 Nos

Lube oil pressure sensor-01 No

Hot water temperature sensor -01 No

Engine wiring harness modificaion and rectification-01 Job

Configurtion of software to ensure compatibility with the exisiting DG set controll

AMF panel rectification /rewiring work- Job

Supply, install, testing and comissioning of dry mainteance free batteries 12 V, 180 AH including copper terminal lugs complete and replace disconnecting old unserviceable 12V,180AH batteries with copper terminal lugs complete. Make: Exide/Tata green/Amron

Supply, install, testing and comissioning of dry mainteance free batteries 12 V, 92 AH including copper terminal lugs complete and replace disconnecting old unserviceable 12V,92AH batteries with copper terminal lugs complete. Make: Exide/Tata green/Amron

Supply, install, testing and comissioning of dry mainteance free batteries 12 V, 65 AH including copper terminal lugs complete and replace disconnecting old unserviceable 12V,65 AH batteries with copper terminal lugs complete. Make: Exide/Tata green/Amron

S&F inverter tubelight 20 watt with in built inverter system to provide standby lighting during power failure AC 240V 50Hz complete all as specified and directed.

Supply only MCCBs of following current carrying capacity for carrying out repairs under relevant Schedule. Make: HPL/C&S/Schneider/L&T/ Indoasian/GE/Havells

(a) 320-400 Amps, 3P, Adjustable type,415V MCCB, 35KA rating

(b) 250 Amps, 3P,Adjustable type, 415 V MCCB, 25KA rating

(c) 200Amps, 3P,Adjustable type, 415 V MCCB, 25KA rating

(d) 160Amps, 3P,Adjustable type, 415 V MCCB, 25KA rating

(e) 32 to 100 Amps, 3P, 415 V MCCB, 16KA rating

(f) 4 Pole MCCB, 415 V, Adjustable type with breaking capacity 25 KA, 250 A rated

(g) 4 Pole MCCB, 415 V, Adjustable type with breaking capacity 25 KA, 200 A rated

(h) 4 Pole MCCB, 415 V, Adjustable type with breaking capacity 50 KA, 630 A rated

Supply only 4 Pole on load changeover switch of following current carrying capacity for carrying out repairs under relevant Schedule including necessary additional/alteration to busbars of existing panel etc complete all as directed. Make: Havells/L&T/Indoasian /C&S/GE/HPL/STANDARD

(a) 4 Pole on load changeover switch 250 A , suitable for operation on 415 V AC

(b) 4 Pole on load changeover switch 200 A , suitable for operation on 415 V AC supply

(c) 4 Pole on load changeover switch 125 A , suitable for operation on 415 V AC supply

M&L for detecting HT/ LT UG cable faults located in any stretch/ depth with sophisticated cable fault locator consisting of microprocessor based pre-locator system, HV surge generator, fault pin point surge wave reciever, cable indentification instrument , cable tracer for exact location of under ground cable routes. Note: The rate quoted deemed to be inclusive of transportation of equipment and charges for service engineer . The fault locator will be issued by department for operation

M&L cable jointing kit for 11 KV (Earthed) grade XLPE cable for outdoor end termination heat shrinkable type joint complete with jointing material and accessories suitable for size 3 core 185 Sqmm including testing after jointing complete all as directed . Make :- M-SEAL / BIRLA 3 M LTD / DENSON /RAY CHEM

M&L cable jointing kit for 11 KV (Earthed) grade XLPE cable for indoor end termination heat shrinkable type joint complete with jointing material and accessories suitable for size 3 core 185 Sqmm including testing after jointing complete all as directed . Make :- M-SEAL / BIRLA 3 M LTD / DENSON /RAY CHEM

M&L cable jointing kit for 11 KV (Earthed) grade XLPE cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armored aluminium conductor cable of size 185 Sqmm including testing after jointing complete all as directed . Make :- M-SEAL / BIRLA 3 M LTD / DENSON /RAY CHEM

S&L XLPE insulated,screened, PVC bedded galvanised steel strip or wire armoured ,electric power cables heavy duty with aluminium conductor, 11000 Volts grade ( earthed) of size 3 core 185 Sqmm complete in trenches/ ducts/ on pole etc complete all as directed . Make: Universal/ Nicco/ Polycab

M&L for heat shrinkable straight through joint for LT UG cable including jointing kits complete for making joints suitable for aluminium conductor cable of size 3.5/ 4 core 25 to 50 sq.mm. Make :- M-SEAL / BIRLA 3 M LTD / DENSON /RAY CHEM

All as per Item No.33 herein before but for cable of size 3.5 core 70 to 150 sq.mm.

All as per Item No. 33 herein before but for cable of size 3.5 core 185 to 300 sq.mm.

Supply & Laying in trenches or fixing on wall or passing through pipe or in cable ducts, 1100 volts grade XLPE , armoured, electric power cables (heavy duty) with aluminium conductor of the following size including dismantling old one. Note: The rate quoted inclusive of termination at ends with suitable aluminium lugs wherever required

3.5 core 70 Sqmm

3.5 core 120 Sqmm

3.5 core 150 Sqmm

3.5 core 185 Sqmm

Excavation in trenches n.exc 1.5 m wide and not exc 1.5 m depth and getting out in soft/loose soil all as directed.

Returning and filling in of excavated soil including spreading,levelling,watering and well ramming in layers not exceeding 25 cm each.

Removal of surplus soil not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point.

M&L for Sand cushioning/sand covering for underground cable protection complete all as specified. Note: Punned thickness only will be measured and paid.

Supply and laying sub class 'B' bricks of old size (standard size as per local availability) laid along alignment of cable as protection to cable in trenches complete all as specified and directed by Engineer-in-Charge

Supply and laying precast concrete cable covers class HV type 1 flat size 300 x 180 x 40 mm laid along alignment of cable as protection to cable in trenches complete all as specified and directed

M&L for GI pipe light grade 50 mm dia for cable protection on road crossings /plinth protection/ lamps post etc with fixed to the pole wall etc. suitable fittings for cable protection. Make : Surya Roshni Ltd / Tata / Jindal steel / Prakash

M&L for GI pipe light grade 80 mm dia for cable protection on road crossings /plinth protection/ lamps post etc with fixed to the pole wall etc. suitable fittings for cable protection . Make : Surya Roshni Ltd / Tata / Jindal steel / Prakash

M&L for GI pipe light grade 100 mm dia for cable protection on road crossings /plinth protection/ lamps post etc with fixed to the pole wall etc. suitable fittings for cable protection . Make : Surya Roshni Ltd / Tata / Jindal steel / Prakash

Cutting the tarmac / hard standings and excavating in trenches across the road for laying cable including making good the excavated portion by means of PCC 1:3:6, type C1 matching with the surroundings all as directed.

M&L cable jointing kit for 11 KV (Earthed) grade XLPE cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armored aluminium conductor cable of size 240 Sqmm including testing after jointing complete all as directed. Make: M-Seal/ 3M/ Raychem/ Denson

S&L XLPE insulated,screened, PVC bedded galvanised steel strip or wire armoured ,electric power cables heavy duty with aluminium conductor, 11000 Volts grade ( earthed) of size 3 core 240 Sqmm complete in trenches/ ducts/ on pole etc complete all as directed. Make: Universal/ Nicco/ Polycab/Havells

M&L cable jointing kit for 11 KV (Earthed) grade XLPE cable for indoor end termination heat shrinkable type joint complete with jointing material and accessories suitable for size 3 core 240 Sqmm including testing after jointing complete all as directed . Make: M-Seal/ 3M/ Raychem/ Denson

Supply and fixing of automatic float cum boost battery charger and power relay for 125KVA/62.5 DG Set

Material and labour for replacing old unserviceable diesel air filter for DG sets of following capacity all as directed by Engineer-in-Charge

20 KVA DG Set

62.5 KVA DG Set

125 KVA DG Set

160 KVA DG Set

250 KVA DG Set

320 KVA DG Set

500 KVA DG Set

Supply and fill coolant oil in DG set radiator ISI marked industrial grade

Supply and fill distill water industrial grade in radiator/batteries all as specified and directed

M/s.DSRK CONSTRUCTIONS

MONITOR ENGINEERING WORKS