Oxygen generators (vpsa & p.s.a ) & nitrogen generators (p.s.a.):available oxygen generator nitrogen generatorplant capacity 25 to 5000 nm3/h 25 -2000nm3/hpressure 1.3 to 50 bar 5.5 - 11 barpower 0.35 kw per m3 0.28 kw per m3purity 93 - 95% 99.5%dew point (-)40 deg c (-)40 - (-)80 deg cby adding purication unit to psa unit , high purity 99.9999% nitrogen can be produced hydrogen generator (water electrolysis: bipolar alkaline):available plant capacity: 5 nm/h - 300 nm/h hydrogen purity : > 99, 999% dew point: upto (-) 800c pressure:15-bar pressure without h2 booster compressor.for h2 cylinder filling 200 bar pressure diaphragm compressor and cylinder filling stations are provided.