DAB D Series Circulating Twin Pumps

DAB D, Circulating twin pumps. Twin body consisting of a cast iron hydraulic unit. Die-cast aluminium motor casing.

• Technopolymer impellers.
• Tempered stainless steel driving shaft mounted on graphite brushings lubricated by the pumped liquid itself.
• Stainless steel protective rotor sleeve, stator sleeve and closing flange.
• Ceramic thrust bearing, E.P.D.M. O-rings and brass air outlet cap.
• The two-pole asynchronous motor with wet rotor is self-protected for resistance.
• No overload protection required. Three-speed operation.
• In the twin version an automatic clapet type valve is provided.
• Operating range: from 0.5 to 4 m3/h with head up to 6.3 metres.
• Liquid temperature range: from -10°C to +110°C.
• Pumped liquid characteristics: clean, free from solids and mineral oils, non viscous, chemically neutral, close to the characteristics of water (max 30% glycol).
• Maximum working pressure: 10 bar (1000 kPa).
• Protection level: corresponding to IP 44
• Insulation class: F
• Cable grommet: PG 11
• Installation: with motor axis horizontal.