Circulating pumps with in-line connections, suitable for civil and industrial installations for heating, air-conditioning and hot water for domestic use. Pump body, motor support, impeller and fan cover in cast iron. PN 16 flanged suction and delivery connections with threaded holes for control pressure gauges. Carbon/ceramic mechanical seal. Three-phase, four-pole, asynchronous motor with external ventilation. To protect the motor it is advisable to use a thermal overload protection complying with the regulations in force.
Operating range: from 1,5 to 360 m3/h with head up to 23 metres.
Liquid temperature range: from -15°C to +120°C.
Pumped liquid characteristics: clean, free from solids or abrasive substances, not viscous, not aggressive, not crystallised and chemically neutral.
Maximum ambient temperature: +40°C
Maximum working pressure: 16 bar (1600 kPa).
Protection level: IP 55
Insulation class: F
PN 16 counter flanges on request.