GE ELECT/D-73/2025-2026

Amount

Preventive maintenance of microprocessor based online UPS of capacity 120 KVA of 3 Nos of Make: vertiv / emerson Model liebert APM comprising of suitable Nos of power moduls with IGBT based rectifier to achive input THDI<6% and input power factor of greater than 0.98 at 100% loading. True online double conversion(VF) as per (IEC 62040-3) UPS using PWM IGBT technology 3 phase input and 3 phase 400 v output UPS System along with Isolation transformers of 150 KVA and Disrtubution LT Panell / Parallel operation of the UPS along with 12V ,40Nos 150 AH Battery Bank , IOT Based Monitoring Unit and Preventive maintenance consisting of the following scheduled list of activities for keeps the UPS in good working order to prevent failures and complete all as specified and directed by Engr-in-charge.

(a) Perform visual checks and operational tests of all UPS equipment and associated switchgear. (b) Review maintenance logs and log all alarm operations and output (c) Complete a functional checkout and test ( ideal, load, by pass ) of the UPS diagnostic systems. (d) Check environment, temperature, dust, moisture, room vents, etc. (e) Clean and tighten all power connections at the input and output terminals, at all circuit breakers, and at the terminal posts and fuses on the rectifier and inverter legs. During the inspection, check all power cabling for abrasions and burn spots. Thermal Scanner / heat emmision checking of all components and Acessories of complete UPS sysyetm for signs of overheating, swelling, leaking, etc..along with Visually check printed circuit board alignments. (f) Replace air filters at regular intervals. Site conditions will determine how often the filters should be replaced, but generally, they will need to be replaced at least every 6 months in clean environments. If more frequent replacement is required, the cleanliness of the environment should be upgraded. (g) Check and calibrate each system, switchgear and circuit breakers, meters, and alarm levels for frequency, voltage, current, transfer, trip, alarm, etc. (h) Perform system and component functional tests on UPS equipment to insure proper functioning within specified parameters. (l) Run all UPS system diagnostics, and correct all diagnosed problems. (m) Resolve any previous outstanding problems, review operation with user personnel, and report any power enhancement or equipment operation recommended changes. (n) Replace control batteries as required. If the control batteries have been used without inverter or bypass AC power, (o) Opening of all doors, drawers, and covers. Perform a thorough inspection of all cabinets for foreign objects. Perform a thorough dusting and vacuuming of all cabinet interiors. Use only rubber or plastic vacuum attachments to clean drawers and cabinets. Except for vacuuming, never attempt to clean the UPS subassemblies. The exterior panels can be cleaned with a mild cleaning solution. Transparent panels should be cleaned with a mild soap and water solution only. Restore all doors and covers to their secured condition.

(p) Off-line load test the UPS system to ensure that the system is completely functional. (q) Restoring of the UPS to service as per the manufacturer’s recommended start-up procedures. the service Engineer/ Contractor shall ensure that no damage to the UPS equipment or shutdown will occur because of inrush currents. (r). Contractor Shall be reponsible for 100% working of the UPS and its associated acessories for period of 40 Days after carring out the scheduled maintance. If Any Break down Malfunction of the UPS occurs it will be rectified by the Contractor free of cost through the authorised OEM in a sipulated period of 12 hrs, failing so to restore the UPS shall recover an amount of 25000/- per every 12 Hrs. NOTES:- (i) The contractor shall maintain the UPS as per Shedule including sunday & all national /local holidays failing so to carry out preventive maintance in the stipulated time shall recover an amount of 25000/- (ii) The rate quoted Includes the cost of labour , installation and testing of all 100% parts of the UPS and spares like replacement of electrical , fuses, control & Power transformers (if applicable), Dust filters, indicating lamps; however repairing of above components will be part of Scope. And Spares other than the mentioned shall be measured and paid sepertely under relevent Items (iii) Replacement of Defective Battries and Defective Spares of IOT Based Monitoring shall be the resposibility of MES as they are under Warrenty Period. (iv) Monthly check carried out as per monthly check performa duly approved by the accepting officer/ as per the OEM (v) Contractor have submit maintenace report duly signed by OEM and USER nad Eng-in Charge for each UPS separately before submitting the RAR (vi) Equipment use for testing purpose must be calibrated and bidder should produce calibration certificate before start the test. (vii) Authorised OEM / Service Engineer must have minimum 3 years of past experience of testing/servicing of the online UPS (viii). The spares provided shall be of IEC standard. (ix) Due to continuous working of the Administrative building and continious running plant, servicing and testing of UPS can only be done on weekly off, holidays or after office hours. (x) PRE Permission has to be obtained from the USER before planning of the Schedule to work

All as peritem No-1 here in before but preventive maintenance of microprocessor based online UPS of capacity 120 KVA of 2 Nos of Make: vertiv / emerson Model liebert SX 120 comprising of suitable Nos of power moduls with IGBT based rectifier to achive input THDI<6% and input power factor of greater than 0.98 at 100% loading. True online double conversion(VF) as per (IEC 62040-3) UPS using PWM IGBT technology 3 phase input and 3 phase 400 v output UPS System along with Isolation transformers and Disrtubution LT Panell / Parallel operation o the UPS along with 9 AH, 12 Volt 600 No's Battery Bank/ UPS , IOT Based Monitoring Unit and Preventive maintenance consisting of the following scheduled list of activities. for keeps the UPS in good working order to prevent failures and complete all as specified and directed by Engr-in-charge.

Preventive maintenance of microprocessor based online PDU of 2 Nos and isolation transformer 3 Nos of Make: vertiv / emerson THDI<6% and input power factor of greater than 0.98 at 100% loading. True online double conversion(VF) as per (IEC 62040-3) PDU using PWM IGBT technology 3 phase input and 3 phase 400 v output IOT Based Monitoring Unit and Preventive maintenance consisting of the following scheduled list of activities. for keeps the UPS in good working order to prevent failures complete all as specified and directed by Engr-in-charge:- (a) Perform visual checks and operational tests of all UPS equipment and associated switchgear. (b) Review maintenance logs and log all alarm operations and output. (c) Complete a functional checkout and test ( ideal, load, by pass ) of the UPS diagnostic systems. (d) Check environment, temperature, dust, moisture, room vents, etc. (e) Clean and tighten all power connections at the input and output terminals, at all circuit breakers, and at the terminal posts and fuses on the rectifier and inverter legs. During the inspection, check all power cabling for abrasions and burn spots. Thermal Scanner / heat emmision checking of all components and Acessories of complete PDU sysyetm for signs of overheating, swelling, leaking, etc..along with Visually check printed circuit board alignments. (f) Replace air filters at regular intervals. Site conditions will determine how often the filters should be replaced, but generally, they will need to be replaced at least every 6 months in clean environments. If more frequent replacement is required, the cleanliness of the environment should be upgraded . (g) Check and calibrate each system, switchgear and circuit breakers, meters, and alarm levels for frequency, voltage, current, transfer, trip, alarm, etc.

(h) Perform system and component functional tests on PDU equipment to insure proper functioning within specified parameters. (j) Run all PDU system diagnostics, and correct all diagnosed problems. (k) Resolve any previous outstanding problems, review operation with user personnel, and report any power enhancement or equipment operation recommended changes. (l) Replace control batteries as required. If the control batteries have been used without inverter or bypass AC power, (m) Opening of all doors, drawers, and covers. Perform a thorough inspection of all cabinets for foreign objects. Perform a thorough dusting and vacuuming of all cabinet interiors. Use only rubber or plastic vacuum attachments to clean drawers and cabinets. Except for vacuuming, never attempt to clean the PDU subassemblies. The exterior panels can be cleaned with a mild cleaning solution. Transparent panels should be cleaned with a mild soap and water solution only. Restore all doors and covers to their secured condition. (n) Off-line load test the PDU system to ensure that the system is completely functional. (o) Restoring of the PDU to service as per the manufacturer’s recommended start-up procedures. the service Engineer/ Contractor shall ensure that no damage to the PDU equipment or shutdown will occur because of inrush currents. (p) Contractor Shall be reponsible for 100% working of the PDU Notes :- (i) The contractor shall maintain the PDU as per Schedule including sunday & all national /local holidays failing so to carry out preventive maintance in the stipulated time shall recover an amount of 25000/- (ii) The rate quoted Includes the cost of labour , installation and testing of all 100% parts of the PDU and spares like replacement of electrical , fuses, control & Power transformers (if applicable), Dust filters, indicating lamps; however repairing of above components will be part of Scope. And Spares other than the mentioned shall be measured and paid sepertely under relevent Items (iii) Replacement of Defective Battries and Defective Spares of IOT Based Monitoring shall be the resposibility of MES as they are under Warrenty Period.

(iv) Monthly check carried out as per monthly check performa duly approved by the accepting officer/ as per the OEM (v) Contractor have submit maintenace report duly signed by OEM and USER and Eng-in Charge for each PDU separately before submitting the Wok done.(vi) Equipment use for testing purpose must be calibrated and bidder should produce calibration certificate before start the test. (vi) Authorised OEM / Service Engineer must have minimum 3 years of past experience of testing/servicing of the online PDU (viii) The spares provided shall be of IEC standard. (ix) Due to continuous working of the Administrative building and continuous running plant, servicing and testing of PDU can only be done on weekly off, holidays or after office hours. (x) PRE Permission has to be obtained from the USER before planning of the Schedule to work Notes For Sr Item No 01 to 03 (i) The contractor will have to submit MOU as given from Authorised Service center / OEM of UPS only. Contractor will conclude MOU with OEM and copy of the agreement will be submitted to GE, with in 28 Days of Acceptance or commencement of work which ever is earlier. (ii) Contractor will also conclude AMC with OEM and copy of the agreement will be submitted to GE with in 28 Days of Acceptance or commencement of work which ever is earlier.

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 m deep in soft/loose soil) for laying of cables or GI pipe and getting out including levelling of bottom suface to required level complete all as specified and directed by Engr-in-charge.

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables and in substation ducts for cushioning of cables etc, complete all as specified and directed by Engr-in-charge. (Measurement should be after punning down)

Supplying and fixing sub class B bricks having minimum compressive strength 75 Kg/ Sq cm laid in trenches for cable protection etc complete all as specified and directed by Engr-in-charge.

Laying only old bricks retrived from Item No 4.00 complete all as specified and directed by Engr-in-charge.

Returning filling in,. including spreading, levelling, watering and well ramming soil in layers not exceeding 25 cm thick complete all as specified and directed by Engr-in-charge.

Removing excavated material (ie soil) from site to a distance n. exc 50 m away and depositing where directed at a level n. exc. 1.5 m above the starting point complete all as specified and directed by Engr-in-charge.

Material and labour for Demolition of path /concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level)complete all as specified and directed by Engr-in-charge.

Material and labour for Cement Concrete type B-2 mix, 1:2:4 (40mm graded aggregate) 150mm thick, finishing the top surfaces fair and even complete all as specified and directed by Engr-in-charge.

Boring of hole under road/pavement/hard standing or any other situation by mannual means and suitable for passing of GI pipe 40 to 100 mm bore and making good both ends all complete all as specified and directed by Engr-in-charge.

Supply and lay GI pipe light grade in replacement as cable protection laid on trench/floor, fixed on pole/wall etc of following sizes complete all as specified and directed by Engr-in-charge. of size 100 mm dia.

All as per item No 13.00 above but of size 80 mm dia complete all as specified and directed by Engr-in-charge.

All as per item No 13.0 above but of size 50 mm dia complete all as specified and directed by Engr-in-charge.

All as per item No 13.0 above but of size 40 mm dia complete all as specified and directed by Engr-in-charge.

Supply, laying, jointing, testing and commissioning in replacement of LT underground cables of size 25 Sqmm 4 core, 1100 volts grade, PVC insulated XLPE and PVC sheathed, heavy duty armoured, with multistranded aluminium conductors, IS-7098, Part-II marked, laid in trenches/ duct/ under road/ footpath/ etc or against re-routing / diversion from residential buildings/ road/ footpath etc complete all as specified and directed by Engr In Charge.

All as per srl item No 17.0 here-in-before but of size 35 Sqmm 4 core .

All as per srl item No 17.0 here-in-before but of size 50 Sq mm 3.5 core.

All as per srl item No 17.0 here-in-before but of size 70 Sq mm 3.5 core.

All as per srl item No 17.0 here-in-before but of size 95 Sqmm 3.5 core .

All as per srl item No 17.0 here-in-before but of size 185 Sqmm 3.5 core.

All as per srl item No 17.0 here-in-before but of size 240 Sqmm 3.5 core .

Supply, fixing and testing straight through joint heat shrinkable type with jointing kit suitable for cable PVC/XLPE insulated armoured heavy duty aluminium conductor 1100 Volts grade complete all as specified and directed by Engr-in-charge. for the size 25 to 50 Sqmm x 3.5 core/ 4 core

All as per item No 24.0 but size 70 to 95 Sqmm x 3.5 core

All as per item No 24.0 but size 185 to 240 Sqmm x 3.5 core

Supply and fixing in replacement battery bank comprising 50 volts, 100 AH @ 2 Volt each- 25 Nos sealed maintenance free battery complete all as specified and directed by Engr-in-charge.

Material and labour in replacement Earthing complete with galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 3.5 m below normal ground level) with top edge of earth plate not less than 2.5m below normal ground level, connected to galvanized strip 32 x 6 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electrical plate No 3 of SSR Part I, connected to earth test point and the equipment on the other nuts and washers of galvanised iron side complete all as specified, including testing and commissioning complete all as specified and directed by Engr-in-charge. Note : (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in soft/loose soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 type C2 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement 6mm dia both ways as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 40 mm bore GI pipe medium grade etc. (b) The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI lead wire and protection pipe upto 7.5 meter beyond the earth plates electrode.

All as per item No 28.0 above but using copper plate 60 cm × 60 cm × 3.15mm thick electrode and 20 × 3mm copper strip as earthing lead, in replacement of any types of earthing, complete all as specified and directed by Engr-in-charge.

Note : Contractor should procure and provide 50 % of the material as listed above within 15 days of the placing of work order and shall be verified by the Engr-in-charge.

M/S ADHIKARI CONSTRUCTION CO. (BID ID -3506268)

S K ENGINEERS AND CONTRACTOR (BID ID -3507101)

GILL ENGINEERS (BID ID -3507417)

BUSINESS TEK INDIA (BID ID -3513553)