Vortex pump Rexa MINI3 series

for wastewaterwastewaterelectric

Short description
The Wilo-Rexa MINI3 is a compact submersible sewage pump for domestic and site drainage. With a 40 mm free ball passage it handles wastewater and sewage free of faeces. It can be used stationarily or as a portable wet-well pump. When installed in the DrainLift WS 50 chamber the system can convey sewage containing faeces (system approval to EN 12050-1). Optimised hydraulics deliver reliable performance across a range of fluids. The oil-filled sealing chamber with mechanical seal and double oil seals extends maintenance intervals, and direct access to key components simplifies servicing.

Key benefits / features

• High hydraulic efficiency and operational reliability
• Lightweight, compact design allows installation in narrow drainage pits; integrated condenser and threaded flange
• Corrosion-resistant vortex impeller and sealed cable entry for reliable operation
• Large oil-filled sealing chamber and double seal for extended maintenance intervals
• Direct access to sealing chamber and pump housing enables quick maintenance

Product features

• Flexible float switch
• Automatic on/off operation
• Special vortex impeller
• Ø 40 mm free ball passage
• Cast iron pump housing
• Oil-filled sealing chamber with mechanical seal and two oil seals

Product variants (table)
Number of results: 13
Product description | Discharge port | Free ball passage | Rated power P2 | Connection cable length | Mains connection | Article number
Rexa MINI3-V04.09/M05-523/A-5M | G 1½ | 40 mm | 0.5 kW | 5 m | 1~230 V, 50 Hz | 3094002
Rexa MINI3-V04.09/M05-523/A-10M | G 1½ | 40 mm | 0.5 kW | 10 m | 1~230 V, 50 Hz | 3094009
Rexa MINI3-V04.09/M05-523/P-5M | G 1½ | 40 mm | 0.5 kW | 5 m | 1~230 V, 50 Hz | 3094001
Rexa MINI3-V04.09/M05-523/P-10M | G 1½ | 40 mm | 0.5 kW | 10 m | 1~230 V, 50 Hz | 3094008
Rexa MINI3-V04.11/M06-523/A-5M | G 1½ | 40 mm | 0.6 kW | 5 m | 1~230 V, 50 Hz | 3094005
Rexa MINI3-V04.11/M06-523/A-10M | G 1½ | 40 mm | 0.6 kW | 10 m | 1~230 V, 50 Hz | 3094012
Rexa MINI3-V04.11/M06-523/P-5M | G 1½ | 40 mm | 0.6 kW | 5 m | 1~230 V, 50 Hz | 3094004
Rexa MINI3-V04.11/M06-523/P-10M | G 1½ | 40 mm | 0.6 kW | 10 m | 1~230 V, 50 Hz | 3094011
Rexa MINI3-V04.09/T05-540/O-5M | G 1½ | 40 mm | 0.5 kW | 5 m | 3~400 V, 50 Hz | 3094003
Rexa MINI3-V04.09/T05-540/O-10M | G 1½ | 40 mm | 0.5 kW | 10 m | 3~400 V, 50 Hz | 3094010
Rexa MINI3-V04.11/T06-540/O-5M | G 1½ | 40 mm | 0.6 kW | 5 m | 3~400 V, 50 Hz | 3094006
Rexa MINI3-V04.11/T06-540/O-10M | G 1½ | 40 mm | 0.6 kW | 10 m | 3~400 V, 50 Hz | 3094013
Rexa MINI3-V04.13/M08-523/A-5M | G 1½ | 40 mm | 0.75 kW | 5 m | 1~230 V, 50 Hz | 3094007

Technical specifications

• Free ball passage: 40 mm
• Rated power (P2): 0.5 kW, 0.6 kW, 0.75 kW
• Discharge port: G 1½
• Connection cable length: 5 m or 10 m depending on variant
• Mains connection: 1~230 V, 50 Hz or 3~400 V, 50 Hz depending on variant
• Impeller: corrosion-resistant vortex impeller
• Pump housing: cast iron
• Sealing: oil-filled sealing chamber with mechanical seal and double oil seals
• Cable inlet: sealed cable entry
• Design: compact, lightweight with integrated condenser and threaded flange
• Applications: standard sewage, site drainage and domestic wastewater (suitable for sewage free of faeces); when used with DrainLift WS 50 pump chamber the system can pump sewage with faeces (EN 12050-1 system approval)
• Maintenance: direct access to sealing chamber and pump housing; extended maintenance intervals due to large sealing chamber and double seal