Oxygen generator plant turns operational at MCH Updated: Updated: It will run 24x7 and generate 600 litres of oxygen per minute Share Article It will run 24x7 and generate 600 litres of oxygen per minute The first of the four oxygen generator plants allotted to the State by the Union government has begun functioning at the Government Medical College Hospital (MCH), Kalamassery. The plant, which operates on PSA (pressure swing absorption) technology, will run round-the-clock and can generate 600 litres of oxygen per minute. Of the four plants that are being set up in the State, this one, set up at a cost of around ₹1.5 crore, is the smallest. The new plant will supply oxygen to 250 beds in eight wards where COVID-19 patients are under treatment. The plant draws air, compresses it, and provides oxygen of 95% concentration via pipelines.