Centrifugal pumps DWC Series

CLOSED IMPELLER CENTRIFUGAL ELECTRIC PUMPS
in AISI 304 stainless steelAPPLICATIONS
• Cooling, air-conditioning and heating systems
• Chiller
• Washing systems
• Provisioning of civil and industrial water

TECHNICAL DETAILS
• Available in two different versions: with threaded (DWC-N) and Victaulic connections (DWC-V)
• Insulation as per standard for the Victaulic version (DWC-V)

PUMP TECHNICAL DATA
• Maximum working pressure: 8 bar
• Temperature of the liquid:
-15°C ÷ +90°C
-15°C ÷ +110°C for H-HS-HW-HSW versions
• Suction and discharge connection: G2 for DWC-N
• Suction and discharge connection: Ø2” (60,3 mm) for DWC-V
• MEI > 0,1
For further information please see our Data Book

MOTOR TECHNICAL DATA
• High efficiency IE2 motors starting from 0,75kW
• Self-ventilated 2 poles asynchronous motor
• Class of insulation F
• IP55 Protection rating
• 230/400V ±10%, 50Hz three phase voltage
• Protection under user’s responsibility for the three phase version

MATERIALS
• Pump casing, casing cover, impeller and shaft (part in contact with the liquid) in AISI 304
• Bracket and motor frame in aluminium
• Mechanical seal in:
– Ceramic/Carbon/EPDM (standard)
– Ceramic/Carbon/FPM (H version)
– SiC/SiC/FPM (HS version)
– Tungsten Carbide/Tungsten Carbide/FPM (HW version)
– SiC/Tungsten Carbide/FPM (HSW version)