SERVICING AND REPAIR OVERHAULING TO DG SETS OF DIFFERENT CAPACITIES PANELS AND ALLIED WORKS AT EM INSTALLATIONS UNDER PXE CHANDIPUR

Amount

NOTE (Applicable for all items) :- The bidders/contractors are advised to read tender document & all corrigendum / amendments and General conditions of contracts before entrying/quoting the rates.

M & L for top overhauling of 200 KVA DG Set, Make : Greavs Cotton Ltd Model: TBD3V6 by opening and dismantling of Engine and transporting to auth workshop and removing of cylinder head, Cylinder liner,lubricating oil pump, piston, connecting rods, piston rings crankshaft, camshaft, FIP,injector, turbo charger and other connected parts for overhauling and replacing all unservicable parts and reassembly the engine and accesories from workshop to worksite including calibration of FIP , reparing of Cylinder head, turbo charger and water pump and testing and comminissioning all as directed by Engineer-in-Charge. Note : (i) The rate quoted shall be deemed to be inclusive of cleaning using chemicals, cutting, grinding, rematling, polishing, and lathe work required to any parts of Engine (ii) Minor spare parts, which are essential for carrying out repair works but specifically not included in the description of item shall also deemed to be included in the unit rate (iii) Works should be completed by authorised service provider of Greavs Cotton (iv) Spare parts shall be measured and paid separately under respective item No 2 to 41

Supply only Element Pre Fuel Filter

Supply only Element Micro Fuel Filter

Supply only L.O.FLTR + Element V8/V6

Supply only OUTER ELEMENT

Supply only Inner Element

Supply only Fuel Pre FLTR KF 5.0 Ltr

Supply only O Rings (SPRS)

Supply only Liner D3

Supply only Piston +Gpin+Crclp-TBD3EM

Supply only Siston Rings Set

Supply only CONN ROD BRG TOP+BOTTOM

Supply only O-Ring Viton

Supply only Ring

Supply only O-Ring = 24X5.5 MM

Supply only Gasket Cylinder head (128 Dia)

Supply only Set of O -Rings TBD3V8 HE

Supply only Set of Hoses

Supply only Set of Gasket

Supply only Set of hose clip

Supply only Set Sealing Rings

Supply only O Ring Rubber

Supply only ADJ.SCREW=M10X1.5X39 LG.

Supply only Flex Tube =M12x1.5X 600 LG

Supply only Water Pump Assembly

Supply only Injector Studbolt-M8x55 CL 10.9

Supply only Hexagonal Nut M10 934M-10

Supply only Injector Sleeve

Supply only Groov Nut

Supply only Flex Tacho Cable 1.5 Mtr

Supply only Wtr Temp Gauge

Supply only Push Rod Tube (MODF) 195 MM

Supply only Pressure Gauge

Supply only Inlet Valve KV 2995

Supply only Valve Cone Outlet KV 2996

Supply only Exh V S Insert Semifini

Supply only V S Insert Inlet Semifini

Supply only Valve Guide D3/D4

Supply only Valve Collet

Supply only Cogged Belt AX/44

Supply only Cogged Belt AX/57

M & L for top overhauling of 160 KVA DG Set, Make : Greavs Cotton Ltd Model: TBD2V6 by opening and dismantling of Engine and transporting to auth workshop and removing of cylinder head, Cylinder liner,lubricating oil pump, piston, connecting rods, piston rings crankshaft, camshaft, FIP,injector, turbo charger and other connected parts for top overhauling and replacing all unservicable parts and reassembly the engine and accesories from workshop to worksite including calibration of FIP , reparing of cylinder head, turbo charger and water pump and testing and comminissioning all as directed by Engineer-in-Charge Note : (i) The rate quoted shall be deemed to be inclusive of cleaning using chemicals, cutting, grinding, rematling, polishing, and lathe work required to any parts of Engine (ii) Minor spare parts, which are essential for carrying out repair works but specifically not included in the description of item shall also deemed to be included in the unit rate (iii) Works should be completed by authorised service provider of Greavs Cotton (iv) Spare parts shall be measured and paid separately under respective item No 43 to 81

Supply only Element pre fuel filter

Supply only Element micro fuel filter

Supply only Lub Oil filter

Supply onlyElement BSK 2501/3

Supply only Element BSK 2501/4

Supply only V blet A52 Cogged

Supply only AX 45 Cogged Belt

Supply only Liner plateu honed finish

Supply only Piston ring Set TD/TBD

Supply only Connecting rod brg top+ bottem

Supply only Valve EX D2 KV 2994

Supply only Insert VS

Supply only Valve Guide D2

Supply only Valve Steam seal

Supply only Set Flex F/pipes V6 rc

Supply only Set Sealing rings TBD2V12

Supply only Set of hoses

Supply only Set of Gasket

Supply only Set of hose clip

Supply only set of o rings

Supply only Flex. Tube =M12x1.5x600 LG

Supply only Flex techocable 1.5 mtr

Supply only Over flow pipe 10 x 484mm

Supply only Oil Seal Fly wheel side

Supply only oil seal =110x90x12 mm thick

Supply only Water temp switch 96 degree

Supply only Lub Oil Pressure Switch 2.5 kg/sqmm

Supply only Cylinder head Sealing

Supply only A V Mounting

Supply only Half collet

Supply only Ball joint M6 LH

Supply only Ball Joint M6 RH

Supply only Push rod tube (MODF) 195 mm

Supply only Fuel pre fltr

Supply only O ring(sprs)

Supply only Pressure gauge pipe

Supply only TBDPiston + Gpin

Supply only Brass Sleevcyl head

Supply only Thermostat 75 degree centi

M & L for repair of 500 KVA DG Set, Make : Greavs Cotton Ltd Model: TBD4V12 by opening and dismantling of cylinder head, FIP,injector, turbo charger and other connected parts to take outside worksshop / worksite for facing head and valve sealing including calibration of FIP and testing and comminissioning all as directed by Engineer-in-Charge Note : (i) The rate quoted shall be deemed to be inclusive of cleaning using chemicals, cutting, grinding, rematling, polishing, and lathe work required to any parts of Engine (ii) Minor spare parts, which are essential for carrying out repair works but specifically not included in the description of item shall also deemed to be included in the unit rate (iii) Spare parts shall be measured and paid separately under respective item No 83 to 103

Supply only GASKET CYL HEAD(128DIA)

Supply only GASKET-CYL.HEAD COVER

Supply only COUPLING PART FUEL PUMP

Supply only FUEL PRE-FLTR-KF 5.0LTR

Supply only FILT. ELEMENT WITH O RING

Supply only FLTR INSRT WITH O RING

Supply only L.O.FLTR 234

Supply only OUTER ELEMENT

Supply only INNER ELEMENT

Supply onlyDEL VALVE ASSY

Supply only 5 HOLE NOZZLE

Supply only FAN DRIVE

Supply only SET OF HOSES

Supply only SET OF HOSE CLIPS

Supply only GASKET AIR INTAKE MANIFOLD

Supply only GASKET EXHAUST MANIFOLD

Supply only O-RING (SPRS)

Supply only REPAIR KIT S3B T/C

Supply only D4 FLEX PIPE SET

Supply only OVER FLOW INJECTOR PIPES

Supply only Set of H.P. Pipes

Servicing of DG set of capacity 30/35 KVA ,Make : Kirloskar, with replacement of Engine oil, Oil filter, Fuel filter , Air Clearner Element, Cleaning of battery terminal , checking of tappet clearance & related accessories such as set of 'O' ring, set of tappet gasket, Set of washers, Dusting ,Cleaning and testing of DG Set all as directed by Engineer-in-Charge. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 105 to 107

Supply only Fuel Filter primary element

Supply only Spin on filter for Lubricating oil

Supply only Main element for air cleaner

All as Serial No 104 here in before but of 63 KVA DG Sets Make : Kirloskar. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 109 to 112

Supply only Fuel filter element pre

Supply only Fuel filter element micro

Supply only Spin on filter for Lubricating oil

Supply only Main element for air cleaner

All as Serial No 104 here in before but of 75 KVA DG Sets Make : Greavs Cotten. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 114 to 117

Supply only Fuel filter element pre

Supply only Fuel filter element micro

Supply only Spin on filter for Lubricating oil

Supply only Main element for air cleaner

All as Serial No 104 here in before but of 82.5 KVA DG Sets, Make :Kirloskar. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 119 to 121

Supply only Fuel filter element pre

Supply only Lubricating oil filter

Supply only Main element for air cleaner

All as serial No 104 here in before but of 82.5 KVA DG Sets, Make : Ashok Layland. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 123 to 125

Supply only Fuel filter element pre

Supply only Fuel filter element micro

Supply only Lubricating oil filter

All as serial No 104 here in before but of 100 KVA DG Sets,Make: Greaves Cotton. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 127 to 130

Supply only Fuel element with O ring

Supply only Fuel insrt with O ring

Supply only Lubricating oil filter

Supply only Air filter

All as serial No 104 here in before but of 160 KVA DG Sets, Make Cummins. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 132 to 136

Supply only Fuel filter

Supply only Lubricating oil filter

Supply only Lubricating oil filter (By pass)

Supply only Air filter outer

Supply only Air filter inner

All as serial No 104 here in before but of 160 KVA DG Sets, Make Greavs Cotton. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 138 to 142

Supply only Element pre fuel filter

Supply only Element micro fuel filter

Supply only Lub Oil filter

Supply onlyElement BSK 2501/3

Supply only Element BSK 2501/4

All as serial No 104 here in before but of 250 KVA DG Sets, Make : Greaves Cotton. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 144 to 148

Supply only Fuel element with O ring

Supply only Fuel insert with O ring

Supply only Lubricating oil filter

Supply only Air filter outer

Supply only Air filter inner

All as serial No 104 here in before but of 250 KVA DG Sets, Make : Kirloskar. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 150 to 154

Supply only Fuel element with O ring

Supply only Fuel insert with O ring

Supply only Lubricating oil filter

Supply only Air filter outer

Supply only Air filter inner

All as serial No 104 here in before but of 500 KVA DG Sets,Make : Greaves Cotton. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 156 to 161

Supply only FUEL PRE-FLTR-KF 5.0LTR

Supply only FILT. ELEMENT WITH O RING

Supply only FLTR INSRT WITH O RING

Supply only L.O.FLTR 234

Supply only OUTER ELEMENT

Supply only INNER ELEMENT

All as serial No 104 here in before but of 520 KVA DG Sets, Make : Kirloskar. Note : Engine oil, oil filter, Diesel filter , Air Clearner Element will be meseared and paid under relevent item No 163 to 167

Supply only Fuel filter assembly

Supply only Fuel pre filter assembly

Supply only Lubricating oil filter Cartrige

Supply only Air filter outer

Supply only Air filter inner

Supply and filling Engine oil of 15W40 grade of DG Set of capacity 30 KVA to 520 KVA DG Set , Make : KOEL Care or equivalent Make: IOC/Greaves

Supply and filling pre mixed Coolant suitable for DG set Rediator, Brand/Make- K cool Super/Greaves/Waxpool

M&L for Repairing the alternator after dismantling and removing from the Gen set of capacity 63 KVA and replacing burnt winding of main stator/main field(rotor) with existing size coil of high quality including repair/remetaling of alternator shaft and lathe work, replacing ball bearing/bushes and coupling and refixing in position after repair including testing complete all as specified and directed by Engr-in-charge. ,

All as per item No 170 here in before but of capacity 160 KVA

All as per item No 170 here in before but of capacity 200/250 KVA

M&L for dismentling radiator of DG set of 30/35 KVA and descaling with dilute HCL , fresh water internally to remove deposit on fins and soldering the copper tubes and tank etc for arresting leakage and re-fixing complete all as specified and directed by Engr-in-charge

All as per Srl item No 173 here-in-before but for DG Capacity 63 KVA.

All as per Srl item No 173 here-in-before but for DG Capacity 75/82.5 KVA.

All as per Srl item No 173 here-in-before but for DG Capacity 100 KVA.

All as per Srl item No 173 here-in-before but for DG Capacity 160 KVA.

All as per Srl item No 173 here-in-before but for DG Capacity 250 KVA.

All as per Srl item No 173 here-in-before but for DG Capacity 500/520 KVA.

M & L for repair of Self starter of 12 Volts by replacing unserviceable carbon brushes, brush holder, bearings, solenoid coil, replacement of burnt armature, rewinding of Fd coils, replacement of pinion gears etc refixing including testing and commissioning complete all as specified and directed.

All as per Srl item No 180 here-in-before but of Self Starter of 24V.

M & L for repair of charging alternator 12 Volts by replacing unserviceable bushes, bearings, Carbon brushes, rectifiers, rewinding of field magnet coil / rotor armeture coils and any other minor parts required all as directed.

All as per srl item No 182 here-in-before but of charging alternator of 24V.

Supply & fixing in replacement, of fuel shutoff valve assy for DG Set of capacity 63/ 82.5 KVA solenoid valve kit including taking out old valve assy and making all connection, testing for smooth opreation complete all as directed.

Supply and fixing, in replacement, Radiator cap suitable for DG Set of any type / make and capacity, complete all as directed.

Repair of battery 12 volt 180 AH any make and any type opening up and taking out all dead battery cell plates, terminal post and mixture of acid using same container of battery and replacing of new solution battery cell, plates, making terminals all as specified and directed

S&F in replacement of unsv thermostat with new thermostat alongwith complete assy for DG set connection testing complete all as specified and directed.

Supply and fixing, in replacement of Old unserviceable water temp gauge as per existing shape and size.

Supply and fixing, in replacement of Old unserviceable OIL Pressure gauge as per existing shape and size.

Repairs to automatic voltage regulator (AVR) including electronic printed circuit board (PCB) and replacement of relly ,wire connections of alternator suitable for DG Set of 160/200 KVA capacity complete all as specified and directed.

Repairs to automatic voltage regulator (AVR) including replacement of electronic printed circuit board (PCB) and replacement of relly ,wire connections of alternator suitable for DG Set of 250/500 KVA capacity complete all as specified and directed.

Supply & fixing in replacement, of Automatic Voltage Regulator (AVR) suitable for DG Set of 63/82.5 KVA capacity, with and including taking out old AVR and making all connection, testing, complete all as directed.

All as serial item No 192 here in before but of size 520 KVA.

Servicing of alternator of DG set 30/35/63 KVA and heat varnishing including replacement of ball bearing bushes and other electronic parts and coupling and refixing including testing complete all as directed. Note :- For item Ser No 195,196,197 & 198 u/s parts replaced will be measured under respective item seperately as Item no 199 to 210

All as serial item No 194 here in before but of size 75/82.5 KVA

All as serial item No 194 here in before but of size 100/160 KVA

All as serial item No 194 here in before but of size 200/250 KVA.

All as serial item No 194 here in before but of size 500/520 KVA.

Supply only Bearings / bushes for DG set capacity 30/35 KVA

Supply only Bearings / bushes for DG set capacity 63 KVA

Supply only Bearings / bushes for DG set capacity 75/82.5 KVA

Supply only Bearings / bushes for DG set capacity 100160 KVA

Supply only Bearings / bushes for DG set capacity 200/250 KVA

Supply only Bearings / bushes for DG set capacity 500/520 KVA

Supply only Rectifier, diode plate suitable for DG set of capacity 30/35 KVA

Supply only Rectifier, diode plate suitable for DG set of capacity 63 KVA

Supply only Rectifier, diode plate suitable for DG set of capacity 75/82.5 KVA

Supply only Rectifier, diode plate suitable for DG set of capacity 100/160 KVA

Supply only Rectifier, diode plate suitable for DG set of capacity 200/250 KVA

Supply only Rectifier, diode plate suitable for DG set of capacity 500/520 KVA

Supply & fixing anti-condensation heater at non-drive end (NDE) area of the alternator of Flexible Pad type with relay arrangement that automatically switches on when the Generating Set is off for diferent capacity of alternator 100 to 250 kva including testing complete all as directed

All AS per Iem No 211 but alternator of capacity 520 to 520 kva

Material & labour for carrying out servicing, cleaning of DG set panel/ control panel, including checking and rewiring faulty electrical circuit using 1.5 sqmm FRLS copper conductor, for DG Set of any type / make / capacity, making all electric connections and testing for smooth operation, complete all as directed. (Note : Quoted rate is exclusive of CTs, KW meter, volt meter, Ammeter are required, will be measured and paid separately as supply only under relevant items

Supply & fixing in replacement of CTs As per Exising .

Supply & fixing in replacement volt meter , 3 phase(0-500) volt of size 96 X 96 MM.

Supply & fiXing in replacement Ammeter , 3 Phase of Size 96X96MM.

Material & labour for opening /taking out of turbo charger of DG set of 30 KVA to 100 KVA capacity ,disconnection of air supply connection pipe etc,complete overhauling,servicing of turbo charger ,replacement of turbo charger repair kit including testing of turbo charger system complete and re-assembling the same with new gaskets fitted with DG set properly in original position, checking the allignment, making proper all connection, testing for smooth opreation complete all as directed.

All as serial No 217 here in before but suitable for 160 KVA to 250 KVA.

All as serial No 217 here in before but suitable for 500 KVA KVA.

Supply & fixing in replacement of turbo charger of DG set of 520 KVA Make : Kirloskar model 10 K18TA , with gsakit including testing of turbo charger system complete all as directed.

Supply and fixing in replacement of water pump complete of existing make suitable for DG set 75 KVA all as specified and directed.

Supply and fixing in replacement of water pump complete of existing make suitable for DG set 500 KVA all as specified and directed.

Supply and fixing, in replacement battery lead in red & Black colour PVC insulated, multi stranded copper single core unsheathed cable of size 35 sqmm, 1100 volts grade,1.5 mtr long fitted including brass bty terminal at one end and copper thimble of 35 sqmm at other end ,complete all as directed.

M&L for radiator fan with fan drive of existing shape and size with fixing bolts ,including taking out u/s fan drive of 160 KVA DG set

Supply and Fixing in repair asbestos rope12 mm Dia on exhaust fipe of different capacity of DG Set and all as per directed.

Repairs and servicing to Controller KG 934with 4-20 MA updated volt in 30 kva kirloskar DG Set all as per directed

Supply and Fixing in repair Hand lock with Catcher for Canopy of different capacity of DG Set and all as per directed

Supply and Fixing in repair SS hing for Canopy of different capacity of DG Set and all as per directed

Supply only fly wheel ring gear suitable for up to 160 kva DG Set all as per directed

Supply only fly wheel ring gear suitable for up to 250 kva DG Set all as per directed

Repairs and servicing to Generator control unit level-2 KG545, for DG 250 KVA ,Make : Kirloskar all as per directed

Supply and Fixing in repair charging alternator 12 Volts same as per existing suitable for 75 kva DG Sets all as per directed ,

Supply and Fixing in repair Self starter 24 Volts same as per existing suitable for 250 kva Make Greavs cotton model TBD3V8 all as per directed ,

M&L for preparation of surface by scrapping existing painted surface and painting of alternator, diesel engine body, radiator base fram , engine base channel and panal board , fuel tank ,panel etc applying one coat of synthetic enamel paint of existing colour and one coat of heat resistant paint of approved quality to engine and exhaust pipe by spray Machine including writing SM/MES No of DG set capacity 63 KVA all as directed by Engineer-in-charge.

M&L for preparation of surface by scrapping existing painted surface and painting of alternator, diesel engine body, radiator base fram and engine base channel & panal board ,fuel tank etc and applying one coat of synthetic enamel paint of existing colour and one coat of heat resistant paint of approved quality to engine and exhaust pipe by spray Machine including writing SM/MES No of DG set capacity 160 KVA all as directed by Engineer-in-charge.

M&L for preparation of surface by scrapping existing painted surface and painting canopy, alternator, diesel engine body, radiator base frame, engine - alternator base channel and panel board etc applying one coat of synthetic enamel paint of existing colour and one coat of heat resistant paint of approved quality to engine and exhaust pipe by spray Machine including writing SM/MES No of DG set capacity 200 KVA all as directed by Engineer-in-charge.

M & L for Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm thick burried directly in ground (earth pit not less than 2.25m depth below ground level) with top edge of the plate not less than 1.5 m below ground level connected to galvanised earth strip of size 32x6mm by mean of bolt, nuts, check nuts and washer of galvanised iron steel all as shown in electrical plate No 3 of SSR Part - I, connected earthing test point and testing on complete all as specified and directed Note :- Rate also include necessary excavation and earth work in any type of soil, PCC pit 1:3:6 type C2, CI cover, funnel with watering pipe GI pipe light grade20 mm, wire mess, GI Protection pipe 40mm dia medium grade, test point, connecting lead/strip from test point to main switch or eqipment to be connected

Supply & fixing in replacement of earth continuity conductor GI strip 32x6 mm.

M & L for overhauling of water pump assy for necessary descalling including replacement of water pump kit , refixing and testing complete for DG 160 KVA to 200 KVA.

M & L for overhauling of water pump assy for necessary descalling including replacement of water pump kit , refixing and testing complete for DG 520 KVA

M&L for servicing and replacement of copper fins/tubes, hose pipe( of extg shape and size) of radiator of DG set 160 KVA , including welding/ soldering and replacement of corroded housing to arrest the leakage complete all as specified and directed by Engr-in-charge

S & F, in replacement, higher crank power , high charge retention, superior spill resistant,12V, 180 AH complete all as specified and directed.(Brand-Exide/ HBL/OKAYA. Note : Old U/S battery to be deposited to Store.

M&L for dismentling of alternator of 250 KVA DG Set Make Kirloskar Model 6SL888OOTA canopy type to fix new oil seal of flywheel side to arrest leaksge of engine oil including testing complete all as specified and directed

M&L for dismentling and taking out fuel injection pump from DG set of any type/make and capacity 35/63 KVA for carrying complete overhauling/ servicing of injector pump, calibration of fuel pump and replacement of DV valve, plunger as per manufacturer instruction , assembling the same with DG set properly in original postion, checking the allignment , making proper fuel connection and testing for smooth opreation complete all as directed.

M&L for opening / taking out of nozzel of DG set of any type/make and capacity 35/63 KVA disconnection and opening of fuel injector assembly, carrying complete overhauling/servicing fuel injection system with including replacement of injector repair kit ,including calibration of injector, checking of pressure complete for each injector and re-assembling the same, fitted with DG set properly in original location, checking the allignment, making proper fuel connection, testing for smooth opreatio complete all as directed.

Supply and Fix in repair Starter ring gear on fly wheel for DG set 63 KVA.

M&L for replacement of copper fins/tubes, hose pipe( of extg shape and size) of radiator of DG set 63 KVA ,including welding/ soldering and replacement of corroded housing to arrest the leakage complete all as specified and directed by Engr-in-charge

S & F, in replacementos Set of hose pipe and clip along with cogged belt set for DG set of Capacity 63 KVA make Kirloskar As per Existing Shape And Size complete all as specified and directed.

Repair / Servicing of 82.5 KVA DG Make : Kirloskar, Engine control unit with KG 645 controller , interface and changing of faulty connector of 82.5 KVA DG Make : Kirloskar complete all as directed. Model : KG 645

S&F off load change over switch side handle operated in SS sheet enclosure of rating 100 Amps four pole , Make : LT/Havells/C&S

CONSTRUCTION AND MAINTENANCE ENGINEERING CORPORATION

Rounaq Enterprise

DANWAR AND ASSOCIATES

vaishnaveedevienterprises

M/s R.C REFRIGERATION

DS ENTERPRISES

chauhan syndicate

Bidder Name

DS ENTERPRISES

Rounaq Enterprise

M/s R.C REFRIGERATION

chauhan syndicate

Rekha Enterprises

DANWAR AND ASSOCIATES

CONSTRUCTION AND MAINTENANCE ENGINEERING CORPORATION

vaishnaveedevienterprises