Product Approval and Scope
N-pipes Type I-C1.5 and 3V-C2.5 have been successfully tested in accordance with DFL TM 180719-1289-4, designed accordingly to prEN 14972 annex A, for installation in systems including detectors in accordance with DFL test protocol 190307-1276-1. Based on the testing, the N-pipes Type I-C1.5 and 3V-C2.5 can protect closed, semi-closed or open conveyors transporting clean wood residues from forestry or other wood processing activities, coal, wood pellets, etc.
For use in protecting conveyors, the Model N-Pipe Type I-C1.5 and 3C-C2.5 have been tested and approved for use in protecting industrial conveyors. The Type I-C-1.5 6 m length of N-Pipe is fitted with 6 low pressure fine water spray nozzles (Model BM1-28) and the Type 3V-C2.5 6 m length of N-Pipe is fitted with 18 nozzles (BM1-20 and BM1-28). Model N-pipes Type I-C1.5 and 3V-C2.5 are installed in one line or parallel rows, covering the entire conveyor width and length, either as a total flooding design where all pipes are connected to the same riser pipe, or as zones where each zone of N-pipe are connected to a zone deluge valve.