GENERAL-PWD NH Sub Division Asramam Kollam -Installation of UPS and allied works-General Electrical Work

Electrical Maintenance

OD290879/2025-2026:Supply, conveyance, installation, testing and commissioning of 3KVA Online UPS, Double Conversion, working by 72 Volt DC Supply, Pure Sine Wave GSP Controlled IGBT Based rectifier and Inverter , with battery charging unit with indications ,input voltage 160-270V AC supply , Output voltage 230V +/-3%, 50 Hz +/- 1% pure sine wave, THD ,<=10%, IP20, front panel LCD display ,input power factor 0.99, efficiency >/=90%, Out put Power factor unity, 100% Generator Compactible, Automatic Bypass, offered UPS system with ISO,CE ,PeP & BIS certification. PS shall Comply IEC62040-1,2,3 &4 Rohs Compliance, and Short circuit, over/under voltage, surge & spike protections, Battery over charge & under charge cut off, Bypass arrangement, including giving connection etc (Hykon/Numeric/Delta) & SITC of 6Nos 12V 100AH fully charged Lead acid Tubular Battery with terminal leads for the existing 3 KVA Online UPS System with Trolley/Stand for accommodating UPS system and Batteries (Exide EL Plus / Amaron Quanta ) .--