... in various models as solid-wall construction (sill height 1.10 m) with internal catwalk (width between 0.8 m and 1.00 m), slip-resistant grate flooring and an emergency access ladder.

... with ball bearing supported ring and articulated bridge bearing screw anchored onto the central structure.

... for electrical feed to the assemblies installed on the scraper and for transmitting a general fault report (12-pin).

... with rubber-tyred or vulkollan wheels, along with rail wheels and optional pinion for gear racks. Of which a wheel with direct drive by slip-on gears; the second equipped with rotor monitoring; with an upstream deflector plate (with wheel drive only) with adjustable rubber strip and an optional bumper strip.

... using approaching, logarithmically bent scraper plates that move the sludge to the central funnel. Scraper plate 400 mm high with elastic wiping strips and swivel casters; flexibly or rigidly fastened to the scraper bridge with rod brackets. For maintenance purposes, the articulated scraper plates can optionally be lifted above the water surface with a convertible hand winch.

Heated, ventilated and lighted stainless-steel control cabinet with all control components for the scraper (relay control, SPS control also available with bus coupling) on the front. Complete installation of the scraper device assembly with rotor monitoring of the non-driven rotor, with emergency OFF switch at the bridge ladder and the control cabinet, with a 220 V socket and vat illumination for the scraper. The connection terminal box on the central structure is the supply limit.