WBPWD/EE/PMED/NIQ-41/2024-25

Amount

SITC of 10 KVA online UPS, 3 Phase input and 3 Phase Output a)Topology:- IGBT Based DSP Controlled b)Ratting (KVA/KW):- 10 KVA/10 KW c)Input Voltage:-310--400--415 VAC, VolatgeRange:- 320-480 VAC d)Frequency:- 50 Hz e)Input PF:- ≥0.99 f)Isolation Transformer:- Inbuild Isolation Transformer should be provided at the Input of the UPS. No external, step up Transformer will be accepted. g) Back feed Protection:-Ups should have back feed protection. h) DC Ripple:- Residual Ripple voltageshould be < 1% i)Charging:- Automatic Boots cum float charging capability with settable float and boots charging voltage and current level and boots charger timer. j)Input Current Distortion:-THDi <=4% k)Output Voltage:- 380--400--415 l)Output Volage Regulation:- Static Variation ± 1%, dyanamic variation ± 3%. m)Output Frequency:- 50 Hz (± 0.1%) n) Output Power Factor:- 0.9 o) Crest Factor:- 3: 1

a)THDv < 2% (linear load), < 4% (non linear load) b)Waveform:- Pure Sine Wave c)Bridge:-Microprocessor based and IGBT Technology d)Overload:- 110 % for 60 minutes, ≤125% for 10 minute, ≤150 % for 60 Sec e)Static By Pass:- 100 % rated static switches with fuse protection f)Over load on Bypass:- 100 % g) Overall Efficiency:- Up to93 % h)Battery Cabinet:-With power coated MS Angle with MS sheet suitable dimension and gage, 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. i)DC Bus:- Minimum 480 V or above, 15 minuted required (minimum 5616 VAH) Battery. j) Battery make:- Excide/Amara Raja k) Protection:- Input & Output Over/ Under Voltage, Single Phasing DC - High/ UnderVoltage, Battery Charging Over Current, Output Over load / ShortCircuit /OverTemp. UPS ON on Mains recovery Audio Alarm, Mains Fail, Battery low Pre-alarm, Inverter Trip (l) Metering:- Graphical LCD display for Input & Output - Voltage, Current &Frequency, Battery- Voltage & Current

a) Indications:- Mains- On/Fall/High/Low/ Single Phasing DC- On/ High,Battery- LowPre-alarm/ Low Tip Inverter- On/ Trip/High/Low /OverCurrent b) Switchgear:-MCB/MCCB for Input, Battery, Output & Manual Bypass Switch Termination: Input, Battery, Output & Bypass c) Enclosure:- IP 21 d) Operating Temperature:- 0 to 40 Deg C e) Humidity:- Up to 95 % Rh ( non- Condensing) f) Colling:- Forced Air g) Noise:- < 65dB h) Cold Start : Provided i) Communication: RS 232, j) Monitoring Software:-UPS Monitoring Software on Windows XP Platform k) Certification: ISO 9001: 2008, ISO 14001:2004, ISO18001 and OHSAS l) CE Marking: IEC/EN 62040-1-1 IEC/EN 62040-2 (EMC Emission), IEC/EN 62040-3(performance &Design) Warrnty 2 Years incl battery. (Make :- APC/ EMERSON/ NUMERIC

M/S JOGMAYA ENTERPRISE

Lyric International

BHUNIA ENTERPRISE

BHUNIA BROTHERS

SANTANU PANDA

M S KAMAL SHAW

M/S SREE GURU CONSTRUCTION