Products
ERHARD ROCO wave
High quality of material optimally protected:
Standard coating systems:
• Body and disc: all sides Epoxy-coated, thickness 250 µm, according GSK up to DN 1600
• Inside enamelled, outside Epoxy up to DN 1200
• ERHARD Pro-Email, up to DN 600
Special coating systems svailable:
• EPC (Epoxy-Polymer-Ceramic)
• ATEX – coated
• rubbered
Description
• Unique and standardized design
• Nominal diameter DN 150 up to DN 1600
• Nominal pressure PN 10, PN 16, PN 25 , PN 40
• Resilient seated according EN 593
• Face-to-face dimension according EN 558, 14 (F4)
• Flange connection according EN 1092-2
• Clap disc with closed bearing-eyes
• Bearing of the clap disc and at the body sealed with O-Ring-cages
• Shaft drive with Polygon
• Connection of Polygon without additional security elements
• ISO-connection for drive
• Robust, maintenence-free slider crank mechanism
• Seat of the body: high quality welded or enamelled
• High quality of coating systems
• Modular drive system
• Body and clap disc: EN-JS 1030
• Shaft: stainless steel 1.4021.05
• Bearing: bushes P1, cages in POM
• seatring body: high quality welded, or enamelled
• Seling: EPDM, KTW W270 for drinking water, NBR for sewage
• Screws: A2, up to DN 600 inside A4
• Water treatment
• Water transmission
• Water distribution network
• Dams and hydro power
• Fire protection network
• Industrial water applications
• Sewage and treatment
INSTALLATION
GEARBOX- AND DRIVE ASSEMBLY
