Purpose: as a shut-off device in cold water supply systems, in pipelines with nominal bore DN from 300 to 1400mm inclusive.
OPERATION: natural water used in cold water supply systems before and after treatment, with residual chlorine content from 0.3 to 2.0 mg/l. GERMETICITY CLASS: according to GOST 9544-2015 - "A" in both directions. Sealing - EPDM, NBR, double eccentric mechanism of the rotary disc. Wear-resistant inner and outer polymer coating preventing corrosion. Seal element seat protected by stainless steel cladding on high-strength cast iron. Stainless steel pressure ring can be fitted. INSTALLATION MODE:In well and wellless installation.VARIATIONS: with manual drive and hand wheel, with manual drive and shaft extension, with gearbox and 24 mm spanner adapter, with electric drive, with electric drive and control unit.
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