Public Works Department Tender

Supplying installation testing and commissioning of Online double conversion uninterrupted power supply of 30KVA/30KW or more capacity in configuration for input voltage range from 320V to 480V ,3phase,50Hz, 5 wire, AC supply and output of selectable 380V/400V/415V, 3phase, 50Hz with static voltage regulation +/-1%,dynamic voltage regulation+/-5% high frequency Pulse Modulated-Insulated Gate Bipolar Transistor (PWM IGBT)technology and IGBT rectifier capable for continuously delivering the 100%rated power. Voltage and current margin for IGBT shall be specified. THD of Current shall be less than 4% , internal power supplies should be immune to both conducted and radiated emissions. All the components of UPS shall be designed to withstand the high frequency pulsating voltage waveform with respect to earth. Proper Microprocessor based LCD Touch screen 4 inch display indication panel for various parameters, display & LED indication for alarm for major status parameters, inbuilt static & maintenance bypass switch, inbuilt isolation transformer of same OEM make & total 30 minutes power backup time on connected load for this UPS, with min VAH of battery bank as 28800 VAH or more if required on full load, 12Voltsx32nos 75AH SMF or more battery(Exide power safe)with this UPS including MS battery racks, suitable battery circuit breaker, battery interconnection cables etc.as required. UPS should be with inbuilt TVSS feature & EPO feature (Emergency power off ) ,cold start feature with inbuilt dust filters and input phase sequence protection feature as default . Inverter should have more or equals to 90% efficiency and overall efficiency should be more or equal to 94%.UPS should have overload capacity of 125% of full load for minimum 10 minutes time & 150% for 60 sec. UPS should have warranty period of 24 months & batteries with24 months warranty from the date of commissioning. Product should be BIS/UE/CE certified and have ROHS/PEP certification.complete in all respect as required make:--Numeric NU7206507/ APC/Emerson/ ETON of similar specification as per best satisfaction of Engineer-in-charge at site. The Job includes Trolley/Rack etc. all overhead items.

Providing and fixing following rating and breaking capacity 4pole MCCB in the existing cubical panel board including drilling holes in the cubicle panel, making connections, etc. as required.(L&T/ABB/Legrand make)

100 Amp. -18 KA