DWO
Surface
OPEN IMPELLER CENTRIFUGAL ELECTRIC PUMPS
in AISI304 stainless steel
APPLICATIONS
• Washing vegetables, meat, fish, molluscs
• Industrial washing plants at cycle end
• Washing and surface finishing of metal pieces, boxes, washing bottles, vases, glass containers, crates, baskets
• Dishwashers, glasswashers, cupwashers for communities
• Painting booths
• Moving, evacuation, transfer of liquids
TECHNICAL DETAILS
• Strong construction
• Small dimensions
• Silent
PUMP TECHNICAL DATA
• Maximum working pressure: 8 bar
• Maximum temperature of the liquid:
-5°C ÷ +90°C
-5°C ÷ +110°C for H-HS-HW-HSW version
• Max. solids size for passage: 19 mm
• G2½ suction connection for DWO 300-400, G2 for the rest of the range
• G2 discharge connection
MOTOR TECHNICAL DATA
• High efficiency IE2 motors starting from 0,75kW
• Self-ventilated 2 poles asynchronous motor
• Class of insulation F
• IP55 Protection degree
• 230V ± 10%, 50Hz single phase voltage
230/400V ±10% 50Hz three phase voltage
• Permanent capacitor inserted and thermo-amperometric protection with automatic rearm incorporated for the single phase motor
• 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 casing in aluminium
• Mechanical seal in:
- Ceramic/Carbon/NBR (standard)
- Ceramic/Carbon/FPM (H version )
- SiC/SiC/FPM (HS version)
- Tungsten carbide/Tungsten carbide/FPM (HW version)
- SiC/ Tungsten carbide/FPM (HSW version)
The Part number is different
The minimum pressure these pumps require is 2 meter's, if you do not have 2 meter’s differential from water level to discharge point,or a minimum of 14 meter's horizontal run, then use a 1" bore discharge hose or your motor will burn out
What is the lowest head pressure
Part numbers have changed to harmonise along with design changes. The part number stated is the current one in use, there are different numbers for OEM products also, if you have any doubts please advise the part number and we will confirm.
Discounts
Further quantity discounts are available for this product range, call the office for details 0161 428 0133
UK Mainland Delivery is normally by next working day courier if order is placed before 1.30pm. ie despatched on Monday for Tuesday delivery. If placed after 1.30pm then the goods will be despatched the next working day. ie Monday for Wednesday delivery. Highlands and offshore deliveries differ.
