Moving bed wastewater treatment system: Simple and cost-effective up to 200 inhabitants

With the development of the Moving Bed system, a GRAF treatment system is now available which has simple technology and, at the same time, offers high cleaning performance. The system‘s technology comprises just one air compressor, a compressor guard, power failure recognition, a pipe ventilator, sludge removal and the carrier material. The system works completely without electronic control, pumps and magnetic valves. A further advantage of the Moving Bed system is that the high cleaning performance is also maintained with strong underfill.

System conformity: ATV A-122
Purifying technology: fully biological Moving bed technology
XXL systems available up to: 200 inhabitants | 30,0000 l/d
Maintenance interval: 2 – 4 per year
Warranty for underground tank: 10 years
Warranty for purifying technology: 2 years
Warranty for carrier material: 10 years

Standard equipment: Control power failure recognition, Temperature sensor to protect against overheating, Logbook function, Operation 14 keys

Available as options: External control cabinet for installing control unit outdoors

Sizing

Inh.	max. daily flow [l/d]	Volume [l]	Set consisting of:	order no.
20	3000	12900	2x3750 l, 2x2700 l	on request
28	4200	17100	2x4800 l, 2x3750 l	on request
36	5400	20500	2x6500 l, 2x3750 l	on request
44	6600	20500	2x6500 l, 2x3750 l	on request
50	7500	24000	5x4800 l	on request
70	10500	27400	3x4800 l, 2x6500 l	on request
90	13500	43500	3x6500 l, 5x4800 l	on request
120	18000	58500	9x6500 l	on request
140	21000	58500	9x6500 l	on request
160	24000	71500	11x6500 l	on request
200	30000	78000	12x6500 l	on request