E. Jakobson, The musical fountain „Petra“ designed by mi DAS - your innovative system partner - Aquanale Cologne, 2007 Am Stockgraben 2 – Neuhof – Germany Elena Jakobson A member of

E. Jakobson, musical fountain: definition type of animated fountain for entertainment proposes that creates an aestetic design and a three- dimensional image. this is done by using the effects of sound waves and light against water particles, in which the water streams, activated in strategic timed durations and refract and reflect the light – and doing so – a 3-dimensional image is created A member of

E. Jakobson, basin and casing made of resistant plastic material (PP) basin-diameter  2,30 m (including flower area)  2,15 m (excluding flower area) basin-depth  0,15 m water capacity  284 l = 0,284 m³ 4 adjustable basin legs  0,57 m basin height (from ground level) A member of

E. Jakobson, floating device 3 spray rings  1 st spray ring,  120cm–16 nozzles  2 nd spray ring,  130cm–32 nozzles  3 rd spray ring,  170cm–48 nozzles sum:–98 nozzles (bronze) 1 central nozzle (geysir) plumbed in the middle (stainless steel) – max. splash height = 1,85 m 15 variable sprays / pattern also available as floating fountain A member of

E. Jakobson, lighting 8 light-sets  each of 3 lamps = 24 lamps  each of 60 W = 1440 Watt total  standard colors: red, orange, green optional in LED-technology  20 W/12V – 30W/12V – 50W/12V  standard colors: red – blue - green dry mounted at the underneath of the basin A member of

E. Jakobson, pumps 4 pumps  170 W, 230V / 50 Hz  170 W, 110V / 60 Hz dry mounted, at the underneath of the basin each pump suction line has ½‘‘ ball valves for flow regulation pums can run without water water level regulator A member of