NT series of systems from Delta Energy Systems [India] provides NT series of UPS systems. These UPS systems are available in ranges of 20 kV A to 3200 kV A. These UPS systems are designed to provide the ultimate performance in power protection and redundancy. All the salient features are geared towards providing a truly redundant system. These systems are suitable for most critical applications like process industry, data centres, industrial, telecommunications, textile industry, medical applications and various other industries. Features include: parallel expansion up to 8 units [no extra card needed], hot standby redundant function; smallest size and footprint multiprocessor digital control and modular structure Hclass galvanic isolation design and multi-speed fan control; 100 per cent unbalanced and computer load suitability, battery temperature compensation and intelligent charger design; built-in SRAM up to 500 historical records and event log; built-in remote and local emergency power off [EPO] switch; multi-language graphic LCD display; manual and schedule battery test function; and remote monitoring via power management software. Other applications are in data centre, LAN network, server communication facilities, ATMs, security systems, medical equipment, mission-critical applications, etc.