Public Works Department Tender
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Public Works Department - PWD Tender
Electrical and Electronics
Electrical Works
Eprocure
Opening Date14 Jan 2025
Closing Soon3 Feb 2025
Tender AmountRefer Documents
Costs
EMD
₹ 20,731Document Cost
Refer DocumentsTender Fee
Refer Documents
Summary
Wbpwd/ee-ii/ckhed/ Enit-101/24-25
Description
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Contact
Tender Id
2025_WBPWD_800816_1Tender No
WBPWD/EE-II/CKHED/ eNIT-101/24-25Tender Authority
Public Works Department ViewPurchaser Address
-Website
http://http://wbpwd.gov.in/
GEM & Bid Advisory Services
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BOQ Items
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Input Frequency: 40 to 72 Hz
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Input PF: .99 with IGBT Rectifier
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Galvanic Isolation: UPS should have Isolation Transformer inbuilt(with 1:1 winding ratio) at the output
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Back feed Protection: UPS should have back feed protection facilities
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DC Ripple: Residual ripple Voltage should be 1%
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Charging: Automatic float cum Boots Charging Capability with settable float & boost charging voltages and current levels and boots charger timer
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Input current Distortion: THDi=3%
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Output Voltage: 380----400-----415V ( Selectable)
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Output Voltage Regulation: Static Variation +/_ 1% and Dynamic variation +/-3%
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Output Frequency: 50 Hz +/- 0.1% in Free running & +/- 4% in Sync
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Isolation Transformer: Inbuilt Isolation Transformer with 1:1 ratio at UPS output to be provided . No external/Step up Transformer will be accepted
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Output Power Factor: 0.8(min.) to 0.9
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Crest Factor: 3:1
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Waveform: Pure Sine Wave
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Bridge: Microprocessor based and IGBT Technology
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Overload: 115% for unlimited ,, 125% for 10 minutes, 150% for 1 minutes.
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Static By Pass: 100 % rated static switches with fuse protection overload on Bypass: 1000% for 10 ms
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Overall Efficiency: 94%
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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.
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Battery Voltage & VAH rating: 12 V, Mono Block batteries
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DC Bus : Minimum 384 V or above, 60 mim back up required VAH 24960 Battery. Paralling of batteries not allowed Battery Make: Exide/Amar Raja(Quanta)
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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
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Audio Alarm, Mains Fail, Battery Low Pre-alarm, Inverter Trip
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Metering: Graphical LCD display for Input & Output - Voltage, Current & Frequency, Battery - Voltage & Current
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Indications: Mains - On / Fail / High / Low / Single Phasing DC - On / High, Battery - Low Pre-alarm / Low Trip Inverter - On / Trip / High / Low / Over Current
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Switchgear: MCB / MCCB for Input, Battery, Output & Manual Bypass Switch
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Enclosure: IP 20
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Operating Temp: 0 to 40 Deg C
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Humidity: Up to 95% Rh (non-condensing)
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Cooling: Forced Air
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Noise: 75 dB
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Cold Start : Provided
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Communication: RS 232
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Monitoring Software: UPS Monitoring Software on Windows XP Platform
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Configuration:UPS should be Parallel up to 6 units
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Certification : ISO 20000-1:2011 & ISO 27000:2005
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Certification : ISO 9001: 2008, ISO 14001: 2004, ISO 18001, RoHS and OHSAS 18001 Certified
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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)
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Standard Warranty: 2 years repair or replacement warranty.
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Rate should be quoted incl. of all taxes and cess. (GST @18%)
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Defect Liability period : 2 year
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