Special Repairs for Replacement of BER DG Sets at MOV New Site, Meghadripeta Area under GE U - II, Visakhapatnam

Amount

Dismantling of existing BER DG Set of 250 KVA capacity from the foundation, disconnecting all electric connections, demolition of existing PCC foundation of any description, transporting the DG Set to MES Store Yard at 104 Area including necessary T & P complete all as specified and directed.

Dismantling of existing BER DG Set of 200 KVA capacity from the foundation, disconnecting all electric connections, demolition of existing PCC foundation of any description, transporting the DG Set to MES Store Yard at 104 Area including necessary T & P complete all as specified and directed.

Dismantling of existing BER DG Set of 10 KVA capacity from the foundation, disconnecting all electric connections, demolition of existing PCC foundation of any description, transporting the DG Set to MES Store Yard at 104 Area including necessary T & P complete all as specified and directed.

Supplying, laying and testing XLPE insulated and PVC sheathed, FRLS, armoured heavy duty underground cable, ISI marked with aluminium stranded conductor 1100 Volt grade of size 3½ Core, 185 Sq.mm cross section suitable for earthed system, laying in trenches / duct / fixed to poles / drawn through pipes / sleeving through pipe in duct, including suitable size Double compression copper stainless steel cable gland, crimping type cable lugs, sockets etc. including taking down old LT Cables of any description complete all as specified and as directed.

Supplying, laying and testing XLPE insulated and PVC sheathed, FRLS, armoured heavy duty underground cable, ISI marked with aluminium stranded conductor 1100 Volt grade of size 4 Core, 10 Sq.mm cross section suitable for earthed system, laying in trenches / duct / fixed to poles / drawn through pipes / sleeving through pipe in duct, including suitable size Double compression copper stainless steel cable gland, crimping type cable lugs, sockets etc. including taking down old LT Cables of any description complete all as specified and as directed.

Excavation in trenches not exceeding 1.5m wide and not exceeding 10 Sq.m on plan area and not exceeding 1.5m deep in Soft / Loose soil for laying Cables etc. complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick of excavated soil complete all as specified and as directed. Note: A deduction of 10% shall be made from total computed volume of filling to cater in bulk irrespective of machinery used for ramming.

Removal of excavated material [Soil] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed.

M & L for Dry River Sand cushioning over and around the cable for cable protection in trenches, levelled and punned down complete all as specified and as directed. Note: The punned down thickness shall be measured for payment.

Supplying and laying un–reinforced precast concrete cable cover, Class LV, Type 1, Flat, of size 250mm x 150mm x 40mm complete all as specified and as directed.

Earthing complete with Galvanised Steel Earth Plate Electrode 600 X 600 X 6 mm thick buried directly in ground [earth pit not less than 2.25 m deep below ground level] with top edge of Plate not less than 1.50 m below normal ground level connected to 32 X 6mm GI Strip [Earth Lead] and GI pipe 50 mm, Medium Grade for earthing lead protection to the extent of maximum 7.5m, Earth Plate Electrode surrounded by 150mm thick packed layers of Charcoal and Common Salt filled in alternate layers, connected to the Plate by means of GI Bolts & Nuts complete all as per Electrical Plate No. 3 of SSR Part – I, connected to panel / DB including testing on completion including main earthing, Charcoal, Common Salt, PCC [1:2:4, Type B1] Pit with RCC 1:2:4, Type B1 Cover, 50 mm thick with 6 Nos, 8 mm dia TMT bars in both ways, MS frame made with 40 X 40 X 6 mm Angle Iron, MS Funnel with 20 mm bore, medium grade GI Watering pipe, wire mesh, earth work excavation, return filling, removal of surplus soil etc. and disconnecting and taking down existing Earthing of any description complete all as specified and as directed.

Supply Install Test and commissioning of Silent Diesel Engine driven Generating Set of Capacity 250 KVA / 200 KW, 415 Volts, Three Phase, 4 Wire, Engine as per IS – 10001 / 10002 and Alternator as per IS – 13364 complete with relay panel for automatic starting on main failure, control panel having meters, sound proof canopy as per relevant IS and foundation etc. including following: [Make: Kirloskar Green / Cummins / Ashok Leyland / Greaves Cotton] A. ENGINE: Direct Injection, Water Cooled Engine, 6 Cylinder, in-line, 4 Stroke, rated at 1500 RPM, conforming to BS – 5514 and having following specifications: [i] In- line fuel pump with electronic governor for 250 KVA. [ii] Turbocharger [iii] Stainless Steel Exhaust Flexible Coupling and Exhaust Pipe duly insulated with Glass Fire Wool and Plain GI Sheet Cladding & extended outside the building. [iv] Silencer [v] Radiator [vi] Coolant Inhibitor [vii] Plate type Lub Oil Cooler [viii] Spin-On-Filters-Coolant, Fuel, Fuel & Lub Oil [ix] Dry type, Heavy Duty, Replaceable Paper Element Air Cleaner with Restriction Indicator [x] Flywheel Housing and Flywheel to suit Single Bearing Alternator [xi] Electrical Starter Motor [xii] Battery Charging Alternator [xiii] 2x12 Volts Batteries, 180 AH Capacity with multistranded copper cable for connecting leads and terminals [xiv] First fill of Lub Oil.

B. ALTERNATOR: [i] Self Excited & Self Regulated [ii] Voltage Regulation ± 1 % [iii] Class H Insulation [iv] Salient Pole Revolving Field [v] Digital Automatic Voltage Regulator [Part of PCC 1301] [vi] Standard Enclosure IP-23 [vii] Telephone Interference Factor: 50 [viii] Total Harmonic Factor: Better than 2% [ix] Supplying power to variable electrical load for unlimited hours. Prime Power [PRP] is in accordance with ISO 8528. 10% over load capacity for one hour every 12 Hours of operation and will be suitable for tropical condition.

C. ENGINE CONTROL WITH AMF PANEL: Standard Control Panel along with DG Set, Cubicle with CRCA Sheet and angle iron structure including following accessories: [i] MCCB, FP, 400 Amps - 1 No with over load, short circuit protection. [ii] Contactor 4 Pole, 400 Amps capacity – 2 Nos [iii] Contactor 4 Pole 200 Amps capacity - 1 Nos for Neutral [iv] Microprocessor based LED type Multifunctional Intelligent Panel Meter for showing Current, Voltage, Frequency, Power Factor, Energy Consumed, Speed, Temperature of Engine, Oil Level, Battery Voltage etc., [v] Digital Frequency Meter – 1 No [vi] Digital Power Factor Meter with CTs – 1 No [vii] Three Phase, 400 / 5 CT Operated Digital KWH Meter 300 Amps – 1 No [viii] Indicating Lamps for "DG ON & LOAD ON" [ix] Instrument displaying Water Temperature, Lube Oil Pressure, Engine RPM, Battery Charging. [x] PVC Sleeve insulated Tinned Copper bus Bar suitable for 400 Amps current carrying capacity [TPN] [xi] Instrumentation, Control Switch Fuses / MCBs duly wired and ferruled. [xii] Coolant Heater with Thermostatic Switch [xiii] Lub Oil Heater

D. FUEL TANK: [i] Fuel Tank of suitable capacity for minimum 12 Hours run with provision for Supply and Return Lines, Level Indicator, Drain Valve, Cleaning Cover Vent Pipe & Locking Device. [ii] MS Fuel Pipeline from Fuel Tank to FIP of suitable size. [iii] Fuel Tank shall be mounted / located outside the cubicle with suitable mounting with angle iron supports. E. ACOUSTIC ENCLOSURE: [i] Designed to meet stringent MOEF / CPCB norms 75 dBA @ 1 m at 75% load under free field conditions. [ii] Air Inlet Louvers shall be designed to operate at rated load even at 50°C Air Inlet Temperature. [iii] Cubicle shall be powder coated for long lasting service life and super finish with UV Resistant Powder Coating and shall withstand extreme environment. Stain Steel hardware shall be used. [iv] Insulation Material shall meet / conform to IS – 8183 Specifications for better sound attenuation [v] Provision of Genset Controller for Engine & Alternator. F. ACCESSORIES: [i] Periodical Maintenance Tools as per Manufacture [ii] Operational, Spare Parts, & Installation Guidelines and Catalogue.

Supply Install Test and commissioning of Silent Diesel Engine driven Generating Set of Capacity 200 KVA / 160 KW, 415 Volts, Three Phase, 4 Wire, Engine as per IS – 10001 / 10002 and Alternator as per IS – 13364 complete with relay panel for automatic starting on main failure, control panel having meters, sound proof canopy as per relevant IS and foundation etc. including following: [Make: Kirloskar Green / Cummins / Ashok Leyland / Greaves Cotton] A. ENGINE: Direct Injection, Water Cooled Engine, 6 Cylinder, in-line, 4 Stroke, rated at 1500 RPM, conforming to BS – 5514 and having following specifications: [i] In- line fuel pump with electronic governor for 200 KVA. [ii] Turbocharger [iii] Stainless Steel Exhaust Flexible Coupling and Exhaust Pipe duly insulated with Glass Fire Wool and Plain GI Sheet Cladding & extended outside the building. [iv] Silencer [v] Radiator [vi] Coolant Inhibitor [vii] Plate type Lub Oil Cooler [viii] Spin-On-Filters-Coolant, Fuel, Fuel & Lub Oil [ix] Dry type, Heavy Duty, Replaceable Paper Element Air Cleaner with Restriction Indicator [x] Flywheel Housing and Flywheel to suit Single Bearing Alternator [xi] Electrical Starter Motor [xii] Battery Charging Alternator [xiii] 2x12 Volts Batteries, 180 AH Capacity with multistranded copper cable for connecting leads and terminals [xiv] First fill of Lub Oil.

B. ALTERNATOR: [i] Self Excited & Self Regulated [ii] Voltage Regulation ± 1 % [iii] Class H Insulation [iv] Salient Pole Revolving Field [v] Digital Automatic Voltage Regulator [Part of PCC 1301] [vi] Standard Enclosure IP-23 [vii] Telephone Interference Factor: 50 [viii] Total Harmonic Factor: Better than 2% [ix] Supplying power to variable electrical load for unlimited hours. Prime power [PRP] is in accordance with ISO 8528. 10% over load capacity for one hour every 12 Hours of operation and will be suitable for tropical condition.

C. ENGINE CONTROL WITH AMF PANEL: Standard Control Panel along with DG Set, Cubicle with CRCA Sheet and angle iron structure including following accessories: [i] MCCB, FP, 400 Amps - 1 No with over load, short circuit protection. [ii] Contactor 4 Pole, 400 Amps capacity – 2 Nos [iii] Contactor 4 Pole 200 Amps capacity - 1 Nos for Neutral [iv] Microprocessor based LED type Multifunctional Intelligent Panel Meter for showing Current, Voltage, Frequency, Power Factor, Energy Consumed, Speed, Temperature of Engine, Oil Level, Battery Voltage etc., [v] Digital Frequency Meter – 1 No [vi] Digital Power Factor Meter with CTs – 1 No [vii] Three Phase, 400 / 5 CT Operated Digital KWH Meter 300 Amps – 1 No [viii] Indicating Lamps for "DG ON & LOAD ON" [ix] Instrument displaying Water Temperature, Lube Oil Pressure, Engine RPM, Battery Charging. [x] PVC Sleeve insulated Tinned Copper bus Bar suitable for 400 Amps current carrying capacity [TPN] [xi] Instrumentation, Control Switch Fuses / MCBs duly wired and ferruled. [xii] Coolant Heater with Thermostatic Switch [xiii] Lub Oil Heater

D. FUEL TANK: [i] Fuel Tank of suitable capacity for minimum 12 Hours run with provision for Supply and Return Lines, Level Indicator, Drain Valve, Cleaning Cover Vent Pipe & Locking Device. [ii] MS Fuel Pipeline from Fuel Tank to FIP of suitable size. [iii] Fuel Tank shall be mounted / located outside the cubicle with suitable mounting with angle iron supports. E. ACOUSTIC ENCLOSURE: [i] Designed to meet stringent MOEF / CPCB norms 75 dBA @ 1 m at 75% load under free field conditions. [ii] Air Inlet Louvers shall be designed to operate at rated load even at 50°C Air Inlet Temperature. [iii] Cubicle shall be powder coated for long lasting service life and super finish with UV Resistant Powder Coating and shall withstand extreme environment. Stain Steel hardware shall be used. [iv] Insulation Material shall meet / conform to IS – 8183 Specifications for better sound attenuation [v] Provision of Genset Controller for Engine & Alternator. F. ACCESSORIES: [i] Periodical Maintenance Tools as per Manufacture [ii] Operational, Spare Parts, & Installation Guidelines and Catalogue.

Supply Install Test and commissioning of Silent Diesel Engine driven Generating Set of Capacity 10 KVA / 8 KW, 415 Volts, Three Phase, 4 Wire, Engine as per IS – 10001 / 10002 and Alternator as per IS – 13364 complete with relay panel for automatic starting on main failure, control panel having meters, sound proof canopy as per relevant IS and foundation etc. including following: [Make: Kirloskar Green / Cummins / Ashok Leyland / Greaves Cotton] A. ENGINE: Direct Injection, Water Cooled Engine, 6 Cylinder, in-line, 4 Stroke, rated at 1500 RPM, conforming to BS – 5514 and having following specifications: [i] In- line fuel pump with electronic governor for 10 KVA. [ii] Turbocharger [iii] Stainless Steel Exhaust Flexible Coupling and Exhaust Pipe duly insulated with Glass Fire Wool and Plain GI Sheet Cladding & extended outside the building. [iv] Silencer [v] Radiator [vi] Coolant Inhibitor [vii] Plate type Lub Oil Cooler [viii] Spin-On-Filters-Coolant, Fuel, Fuel & Lub Oil [ix] Dry type, Heavy Duty, Replaceable Paper Element Air Cleaner with Restriction Indicator [x] Flywheel Housing and Flywheel to suit Single Bearing Alternator [xi] Electrical Starter Motor [xii] Battery Charging Alternator [xiii] 2x12 Volts Batteries, 180 AH Capacity with multistranded copper cable for connecting leads and terminals [xiv] First fill of Lub Oil.

B. ALTERNATOR: [i] Self Excited & Self Regulated [ii] Voltage Regulation ± 1 % [iii] Class H Insulation [iv] Salient Pole Revolving Field [v] Digital Automatic Voltage Regulator [Part of PCC 1301] [vi] Standard Enclosure IP-23 [vii] Telephone Interference Factor: 50 [viii] Total Harmonic Factor: Better than 2% [ix] Supplying power to variable electrical load for unlimited hours. Prime power [PRP] is in accordance with ISO 8528. 10% over load capacity for one hour every 12 Hours of operation and will be suitable for tropical condition.

C. ENGINE CONTROL WITH AMF PANEL: Standard Control Panel along with DG Set, Cubicle with CRCA Sheet and angle iron structure including following accessories: [i] MCCB, FP, 200 Amps - 1 No with over load, short circuit protection. [ii] Contactor 4 Pole, 200 Amps capacity – 2 Nos & 1 No. for Neutral [iii] Microprocessor based LED type Multifunctional Intelligent Panel Meter for showing Current, Voltage, Frequency, Power Factor, Energy Consumed, Speed, Temperature of Engine, Oil Level, Battery Voltage etc., [iv] Digital Frequency Meter – 1 No [v] Digital Power Factor Meter with CTs – 1 No [vi] Three Phase, 200 / 5 CT Operated Digital KWH Meter 300 Amps – 1 No [vii] Indicating Lamps for "DG ON & LOAD ON" [viii] Instrument displaying Water Temperature, Lube Oil Pressure, Engine RPM, Battery Charging. [ix] PVC Sleeve insulated Tinned Copper bus Bar suitable for 400 Amps current carrying capacity [TPN] [x] Instrumentation, Control Switch Fuses / MCBs duly wired and ferruled. [xi] Coolant Heater with Thermostatic Switch [xii] Lub Oil Heater

D. FUEL TANK: [i] Fuel Tank of suitable capacity for minimum 12 Hours run with provision for Supply and Return Lines, Level Indicator, Drain Valve, Cleaning Cover Vent Pipe & Locking Device. [ii] MS Fuel Pipeline from Fuel Tank to FIP of suitable size. [iii] Fuel Tank shall be mounted / located outside the cubicle with suitable mounting with angle iron supports. E. ACOUSTIC ENCLOSURE: [i] Designed to meet stringent MOEF / CPCB norms 75 dBA @ 1 m at 75% load under free field conditions. [ii] Air Inlet Louvers shall be designed to operate at rated load even at 50°C Air Inlet Temperature. [iii] Cubicle shall be powder coated for long lasting service life and super finish with UV Resistant Powder Coating and shall withstand extreme environment. Stain Steel hardware shall be used. [iv] Insulation Material shall meet / conform to IS – 8183 Specifications for better sound attenuation [v] Provision of Genset Controller for Engine & Alternator. F. ACCESSORIES: [i] Periodical Maintenance Tools as per Manufacture [ii] Operational, Spare Parts, & Installation Guidelines and Catalogue.

NOTE FOR SERIAL ITEM No. 12, 13 & 14: Rate quoted is also deemed to be including the following: [i] Provision of 200mm thick PCC 1:1½:3, Type A1, using 20mm graded stone aggregate Foundation over 200mm thick PCC 1:4:8, Type D-2, using 40mm graded stone aggregate over 200mm thick Hardcore of gauge not exceeding 63mm of broken stones or boulders, deposited, spread and levelled in layers not exceeding 15 cm thick complete as per manufacturer's instructions with Anti-Vibration Mounting Pads as per manufacturer’s guidelines including necessary earthwork excavation, return filling, removal surplus soil and applying two coats of Cement Based paint over a coat of Alkali Resistant Primer complete etc. complete all as directed. [ii] Testing of DG Set shall be carried out by the representative of the Accepting Officer/IEM. [iii] Artificial load i.e. strip heaters of suitable capacity to be made available during test. [iv] Extended terminals with tinned copper has to be provided for terminating the incoming & out going cable with suitable lugs for MCCB’s if required. [v] U/G cable shall be laid / connected to DG Set Cubicle Panel to AMF Control Panel [Changeover Panel] all as specified. [vi] Rate quoted by the contractor shall be deemed to include for provision of cable gland & Aluminium lugs of suitable size for terminating the cable at both ends. NOTE FOR SERIAL ITEM No. 12 & 13 ONLY: DG Set shall be covered with Galvalume Sheet Roofing / Canopy of following size with pre-painted Galvalume steel sheets of Trapezoidal profile having pitch 190mm, depth 29mm and thickness 0.50mm [Galvalume base-PPGL trapezoidal profile sheets], having tensile strength of 550 Mpa, fixed with aluminium self tapping screws, neoprene and EPDM washers of suitable size and using Mild Steel Tubular Trusses, Posts, Frame work etc. including special shaped washer etc. complete using ERW or induction butt welded tubes confirming to IS - 1161, Grade YST - 240, Medium Grade of approved sections complete all as directed and the rate quoted shall be deemed to be included for the same: [a] For 250 KVA capacity DG Set - 4.50m X 1.80m X 2.0m [b] For 200 KVA capacity DG Set - 4.50m X 1.80m X 2.0m

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