Specifications:
The document outlines the specifications for a grease separator system, certified under Z-54.1-473. The system is designed for free-standing installation in frost-protected areas and includes a sludge trap with sloped surfaces for efficient disposal. It features two domed covers made of polymer with quick-release closures, sealed to be odour-tight. The system includes a suction device for joint disposal of sludge trap and grease separator chamber contents.

Components and Accessories:
The system comes with a sampling chamber, lifting station, and a Euro Mix (D+S) NS 15 - 30. It includes a Shredder-Mix-System with a pumping capacity of 3.0 kW and a 5 m cable length. The system is equipped with mixing and rinsing via jet and conic nozzles, an external pump, an integrated chopping mechanism, and a closure valve. It also features a switch unit for pump actuation and a refill inlet in accordance with DIN 1988.

Installation and Connection:
The system is designed for connection to PE-HD pipes according to DIN 19537, HT pipes according to DIN 19560, PP, or AS. It has an intake pipe of 75 mm OD PN 10 in accordance with DIN 2501 and a Storz-B coupling R 2 1/2 for connection to a disposal vehicle. The model type is right-handed but can be changed to left-handed by replacing the inlet and outlet connecting pipes.

Model Variants:
The document lists different model types: NS 15, NS 20, NS 25, and NS 30, each with specific article numbers and without SonicControl or inspection window. The nominal sizes range from NS 15 to NS 30, with varying installation dimensions and capacities for sludge and grease.

Technical Data:
The document provides detailed dimensions for each model, including outer diameter, set-up dimensions, and installation dimensions. It also includes data on sludge and grease capacities, as well as backwater height (H) and flow rate (Q) in m3/h.

Illustrations and Diagrams:
The document includes illustrations showing nominal sizes NS 20 - 30, with NS 15 featuring a single pump. It provides a technical note for further reference on page 283.