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| # | Company | Quoted % | Amount | Rank | Status |
|---|---|---|---|---|---|
| 1 | L1₹11.0 LAdmitted-Finance 685 SONARPUR STATION ROAD GREEN PARK KOLKATA 700103 | KOLKATA | 24 PARAGANAS SOUTH | WEST BENGAL | 700103 | -15.00% | ₹11.0 L | L1 | Admitted-Finance |
| 2 | L2₹11.1 LAdmitted-Finance | -14.00% | ₹11.1 L | L2 | Admitted-Finance |
| 3 | L3₹11.6 LAdmitted-Finance 97 RAJA RAMMOHAN ROY ROAD SIRITY KOLKATA WEST BENGAL 700041 WB10A0004871 | KOLKATA | WEST BENGAL | 700041 | -10.00% | ₹11.6 L | L3 | Admitted-Finance |
Tender Value
₹12.9 L
EMD Value
₹25,826
Closing Date
19 Mar 2026, 1:00 pmClosed
EE-I,WKED,PWDte.
New Secretariat Building, C Block, 4th floor 1, K.S Roy Road, Kolkata-700001
Residual Conservation work for Restoration of Heritage Value at Town Hall, Kolkata-Modification, renovation, re installation, testing and recommissioning of existing Electrical installation Work, Fire Detection system, UPS, Facade Lighting
2026_WBPWD_1014046_1
WBPWD/EE-WKED/NIT-22/2025-26 (2nd Call)
Open Tender
ELECTRICAL WORKS ORG
30 days
Town Hall
Please refer Tender documents.
6 documents required · 6 mandatory
₹25,826
Office of the EE, WKED, PWDte.
12 Jun 2026
25 Feb 2026
24 Mar 2026
25 Feb 2026
19 Mar 2026
5 Mar 2026
2 Mar 2026
Topology:- IGBT BASED DSP CONTROLED (Make: VERTIV / NUMERIC / APC / Delta/AVO/Power-One)
Rating of UPS(KVA): 30KVA .
Input Voltage: 415 V+-6%
Input Frequency: 45 to 55 Hz
Isolation Transformer: Inbuilt Isolation Transformer with 1:1 ratio at UPS Output to be provided .
Back feed Protection: UPS should have back feed protection
DC Ripple: Residual ripple Voltage should be <1%
Charging: Autometic float cum Boots Charging Capability with setteble flote & boost charging voltages and current levels and boots charger timer
Output Voltage: 400 V AC
Output Voltage Regulation: Static Variation +/_ 1% and Dynamic variation +/-3%
Output Frequency: 50 Hz +/- 0.1%
Output Power Factor: 0.9
Crest Factor: 3:1
THDu: (Min) <= 15% with 6 pulses (Min)
Waveform: Pure Sine Wave
Overload: 110% for 10 minutes, 125% for 3 minutes, 150% for 1 minute.
Static By Pass: 100 % rated static switches with fuse protection overload on Bypass: 100% for 10 ms
Overall Efficiency: 92% (Min)
Battary Cabine: With power coated MS angle with MS sheet suiteble dimention and gadge, well air ventilation to ensure the battery optimum life cycle.Useing Nyvin cable with proper rating for interlink cables and battery input and necessary acessiress.
Battery : 12 V, Mono Block batteries Shield SMF Battery
DC Bus : Minimum 360 V or above 60 mim back up required (Minimum 37462 VAH) Battery. Battery Make: Exide/Amar Raja(Quanta)/APC/Luminious
Protections: Input & Output Over / Under Voltage, Single Phasing , DC - High / Under Voltage, Battery Charging Over Current, Output Overload / Short Circuit / Over Temp., UPS auto ON on Mains recovery
Audio Alarm, Mains Fail, Battery Low Pre-alarm, Inverter Trip
Metering: Graphical LCD display for Input & Output - Voltage, Current & Frequency, Battery - Voltage & Current
Indications: Mains - On / Fail / High / Low / Single Phasing DC - On / High, Battery - Low Pre-alarm / Low Trip Inverter - On / Trip / High / Low / Over Current
Switchgear: MCB / MCCB for Input, Battery, Output & Manual Bypass Switch
Termination: Input, Battery, Output & Bypass
Enclosure: IP 20
Operating Temp: 0 to 40 Deg C
Humidity: Upto 95% Rh (non-condensing)
Cooling: Forced Air
Noise: < 55 dB
Cold Start : Provided
Communication: RS 232, RS 485,
Monitoring Software: UPS Monitoring Software on Windows XP Platform
Certification : ISO 9001: 2015, ISO 14001: 2015, ISO 45001:2018,ISO 50001;2018 , ISO:20000-1:2011,ISO:27001:2013, ROHS
CE Certification:IEC/EN 62040-1-1,IEC/EN50091-1,IEC/EN 60950 (Safety) IEC/EN 50091-2, IEC/EN 62040-2(EMC Emmission),IEC/EN 62040-3(performance & Design)IEC/EN 61000-4(EMC Emmunity) & IEC/EN 60146 (Design & Manufacture)
Warranty: 2 Years on UPS & 2 Years on Batteries
Topology:- IGBT BASED DSP CONTROLED (Make: VERTIV / NUMERIC / APC / Delta/AVO/Power-One)
Rating of UPS(KVA/KW): 10 KVA
Input Voltage: 415 V+-6%
Input Frequency: 45 to 55 Hz
Input PF: .99 with IGBT Rectifier
Galvanic Isolation: UPS should have Isolation Transformer inbuilt(with 1:1 winding ratio) at the output
Back feed Protection: UPS should have back feed protection facilities
DC Ripple: Residual ripple Voltage should be <1%
Charging: Automatic float cum Boots Charging Capability with settable float & boots charging voltages and current levels and boots charger timer
Input current Distortion: Thai<=3%
Output Voltage Regulation: Static Variation +/_ 1% and Dynamic variation +/-3%
Output Frequency: 50 Hz +/- 0.1% in Free running & +/- 4% in Sync
Isolation Transformer: Inbuilt Isolation Transformer with 1:1 ratio at UPS output to be provided . No external/Step up Transformer will be accepted
Output Power Factor: 0.9 (Min)
Crest Factor: 3:1
Waveform: Pure Sine Wave
Bridge: Microprocessor based and IGBT Technology
Overload: 110% for 1 hour, 125% for 10 minutes, 150% for 1 minutes.
Static By Pass: 100 % rated static switches with fuse protection overload on Bypass: 1000% for 10 ms
Overall Efficiency: 94% (Min)
Battery Cabinet: With power coated Battery cabinet with well air ventilation to ensure battery health using MS angle & MS sheet with battery interlink cables and necessary accessories.
Battery Voltage & VAH rating: 12 V, Mono Block batteries
DC Bus : Minimum 384V or above, 60 mim back up required VAH 16128 (Min) Battery.Paralling of batteries not allowed Battery Make: Exide/Amar Raja(Quanta)
Protections: Input & Output Over / Under Voltage, Single Phasing DC - High / Under Voltage, Battery Charging Over Current, Output Overload / Short Circuit / Over Temp., UPS auto ON on Mains recovery
Audio Alarm, Mains Fail, Battery Low Pre-alarm, Inverter Trip
Metering: Graphical LCD display for Input & Output - Voltage, Current & Frequency, Battery - Voltage & Current
Indications: Mains - On / Fail / High / Low / Single Phasing DC - On / High, Battery - Low Pre-alarm / Low Trip Inverter - On / Trip / High / Low / Over Current
Switchgear: MCB / MCCB for Input, Battery, Output & Manual Bypass Switch
Enclosure: IP 20
Operating Temp: 0 to 40 Deg C
Humidity: Up to 95% Rh (non-condensing)
Cooling: Forced Air
Noise: < 75 dB
Cold Start : Provided
Communication: RS 232
Monitoring Software: UPS Monitoring Software on Windows XP Platform
Configuration:UPS should be Parallel up to 6 units
Certification : ISO 20000-1:2011 & ISO 27000:2005
Certification : ISO 9001: 2008, ISO 14001: 2004, ISO 18001, RoHS and OHSAS 18001 Certified
IEC/EN 62040-1-1,IEC/EN50091-1,IEC/EN 60950 (Safety) IEC/EN 50091-2, IEC/EN 62040-2(EMC Emission),IEC/EN 62040-3(performance & Design)IEC/EN 61000-4(EMC Immunity) & IEC/EN 60146 (Design & Manufacture)
Standard Warranty: 2 years repair or replacement, Start-Up Service
SITC of 5KVA True Online Double Conversion IGBT based UPS system with Advanced DSP based Technology having minimum output power factor 0.8 with 240V Single phase input & 240V single phase output and following minimum accessories at suitable size platform. a) in built/ External isolation Transformer with cabinet at input side. b) Paralelling kit. c) Modbus TCP/IP card c) Suitable size Battery MS rack (Making M.S. Grill cover all around the UPS Set having size 1.5(H)x 1(W) x 2 mtrs(H) with M.S. Sqr. Bar. Grill cover must be openable from all sides for further maintenance). d) Total minimum 8064 VAH SMF battery for each UPS to provide 60mins. Battery backup at Full load. Make : Amararaja Quanta / Exide Power Safe [ VERTIV / NUMERIC / APC / Delta/AVO/Power-One]
Terms and Condition
The Agency must procure the materials from the Manufacturer / OEM or from their authorised sales channel so that the standard warranty / support of the Manufacturer / OEM becomes applicable to the products to be delivered and installed by them.
Documents that authenticates such procurement from the Manufacturer / OEM or from their authorized sales channel and standard warranty / support should be sent from the e-mail of the Manufacturer / OEM / authorized sales channel to the e-mail of Engineer-in-Charge and hard copy of it to be submitted during execution, of work/submission of bill.
If any refurbished material is supplied and installed, penal action will be taken as per existing rules
Standard Warranty: 2 years repair or replacement, Start-Up Service
Add. G.S.T.@ 18% on total of item
Add. LWC.@ 1% on total of item
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