WBPWD/SSE/SWEC/NIQ103/2025-26

Amount

SITC of 10 KVA True online UPS including Battery Bank, 3-Phase Input / 3-Phase Output, Inbuilt Isolation Transformer, Static by pass arrangement, compitable with D.G. Set, DSP controlled IGBT based rectifier with minimum 90% efficiency on 100% load. The UPS shall be provided with active input P.F. correction system to obtain 0.99 lag at 100% resistive load, Waveform - Pure Sine wave. It should be capable of operating in 50ºc above ambient temprature, built in Solid State float cum boost charger with automatic boost / trickle charge mode with current limiting features. The charger should be designed for at least 15% of the total battery current. The UPS should have current limiting protection, built in over load / Short circuit protection with snubber circuits for current limit. Soft start arrangement, Over voltage / under voltage protection, Mains ON, Inverter ON / OFF / FAULTY / TRIP (Reason), Charger ON / FAULTY or TRIP, Battery Low, Static by-pass ON, Over temperature. Battery set complete with self-standing cubicle or cabinet. The UPS should have external automatic load transfer switch for parallel operation.

i) Technology :- IGBT Based DSP Controlled, double convertion confirming (VFI-SS-III); can be parallel in (N+1) configuration minimum 4 Nos. ii) Rating (KVA / KW) :- 10 KVA / 9 KW. iii) Input Voltage :- 310--400--415 VAC, Volatge Range :- 320-480 VAC. iv) Frequency :- 50 Hz. v) Input PF :- 0.99 with IGBT rectifier. vi) Isolation Transformer :- Inbuilt Isolation Transformer should be provided at the Input of the UPS. No external, Step up Transformer will be accepted. vii) Back feed Protection :- UPS should have back feed protection. viii) DC Ripple :- Residual Ripple voltage should be < 1%. ix) Charging :- Automatic Boost cum float charging capability with settable float and boost charging voltage and current level and boost charger timer. x) Input Current Distortion :- THDi <=3%. xi) Output Voltage :- 380--400--415. xii) Output Volage Regulation :- Static Variation ± 1%, dyanamic variation ± 3%. xiii) Output Frequency :- 50 Hz (± 0.1%). xiv) Output Power Factor :- 0.9 xv) Crest Factor :- 3 : 1

xvi) THDi < 1% (linear load), < 5% (non linear load) xvii) Waveform :- Pure Sine Wave xviii) Bridge :-Microprocessor based and IGBT Technology xix) Overload:- 110 % for 10 minutes, 133% for 1 minute, 150 % for 5 Sec, 103% continuous xx) Static By Pass :- 100 % rated static switches with fuse protection xxi) Over load on Bypass :- 100 % xxii) Overall Efficiency :- Up to95 % xxiii) Battery Cabinet :- With powder coated MS Angle with MS sheet suitable dimension and gauge, well air ventilation to ensure the battery optimum life cycle. Using Nyvin cable with proper ratting for interlinks cables and battery input and necessary accessories. xiv) DC Bus :- 384V or above, 30 minutes required (minimum 10080 VAH) Battery. xv) Battery Make :- Amara Raja (Amaron). xvi) Protection :- Input & Output Over / Under Voltage, Single Phasing DC - High / Under Voltage, Battery Charging Over Current, Output Over load / Short Circuit / Over Temp. UPS ON on Mains recovery. Audio Alarm, Mains Fail, Battery low Pre-alarm, Inverter Trip xvii) Metering :- Graphical LCD display for Input & Output - Voltage, Current & Frequency, Battery - Voltage & Current.

xviii) Indications :- Mains - On / Fall / High / Low / Single Phasing DC - On / High, Battery - Low Pre-alarm / Low Tip Inverter - On / Trip / High / Low / Over Current. xix) Switchgear :- MCB / MCCB for Input, Battery, Output & Manual.Bypass Switch, Termination: Input, Battery, Output & Bypass. xx) Enclosure :- IP 21 xxi) Operating Temperature :- 0 to 40 ºC. xxii) Humidity :- Up to 95 % Rh ( Non-condensing). xxiii) Cooling :- Forced Air. xxiv) Noise :- < 55dB. xxv) Cold Start :- Provided xxvi) Communication :- RS 232, RS 485. xxvii) Monitoring Software :- UPS Monitoring Software on Windows XP Platform. xxviii) Certification :- ISO 9001: 2008, ISO 14001:2004, ISO18001 and OHSAS. xxix) CE Marking :- IEC / EN 62040-1-1 IEC / EN 62040-2 (EMC Emission), IEC / EN 62040-3 (Performance & Design) Warranty :- 5 Years incl. Battery. (Make :- Numeric - Legrand / Emerson / APC / Delta).

Dcon Enterprise (BID ID -7825792)

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