• Instrumentation Limited

On-Line Pwm Ups

Instrumentation Limited (IL) offers an On-line PWM UPS system, the best choice for industrial and computer environment. Features: double conversion; output isolation transformer; static switch; DC start; large LCD and mimic; automatic and manual battery test; RS 232 interface; microprocessor controlled; and rectifier/charger for extended backups. Brief specifications: input voltage range - +10 percent-15 percent; frequency - 47/63 Hz; power walk-in - 5sec; protection - circuit breaker, RFI filter; power factor - 0.8; voltage regulation - +/-2 percent (+/-1 percent optional); frequency tracking range - +/-1, +/-2, +/-3 Hz selectable; slew rate - 1 Hz/sec; overload - 125 percent 10 min; 150 percent 30 sec (1 minute optional); 1000 percent 1 cycle; load PF - 0.8; waveform - sinusoidal; THD - less than 2 percent (at linear load); crest factor - 3:1; protection - overload and short circuit; dynamic response on 100 percent load change - +/-2 percent; transition time - UPS to and from line - less than 0.5 msec; and rejection ratio - more than 100 dB. The company (better known as IL) is a government of India enterprise set up in 1964 with the prime objective of attaining self-reliance in the field of control and automation for process industry. Today the company is manufacturing and supplying state-of-the-art control equipment on turnkey basis to various sectors of industry, viz., power, steel, fertilizer, chemical, petrochemical, refineries, pharmaceutical, cement, paper, textile, space, and oil and gas. The manufacturing facilities are accredited with ISO 9001: 2008 certification.