Wilo Rexa, UNI-V05A/T006-540/A, Sewage Pump

Description

Submersible pump for stationary and transportable wet installation in intermittent operation. Drainage pump with free-flow impeller and horizontal flange connection. Flange connection as combi flange with integrated attachment and flat seal. Hydraulic housing and impeller in copolymer. Surface-cooled 3~ motor with thermal motor monitoring. Oil-filled sealing chamber with double seal. Engine housing made of stainless steel. Detachable connection cable with CEE plug. Level switch and thermal motor monitoring are connected to the CEE connector.

For pumping in commercial areas in:

• Sewage with faeces
• Waste water (with small amounts of sand and gravel)
• Wastewater, slightly acidic, with a pH value >4.5

Product Data

• Hydraulic type: Free-flow wheel
• Free passage for the hydraulics: 44 mm
• Maximum operating pressure PN: 1 bar
• Max. immersion depth: 7 m
• Media temperature T: 3 °C

Engine Data

• Motor construction: Submersible motor - surface cooled
• Mains connection: 3~400 V, 50 Hz
• Voltage tolerance: ±10%
• Capacity factor: 0.80
• Motor rated power P2: 0.55 kW
• Power consumption P1 max: 0.81 kW
• Rated current IN: 1.5 A
• Starting current I: 7.1 A
• Number of poles: 2
• Rated speed n: 2819 1/min
• Max. breaking frequency t: 60 1/h
• Insulation class: F
• Protection class: IP68
• Operating mode (submerged): S1
• Operating mode (not submerged): S2-15 min.
• Operating mode (not submerged): S3-10%

Cable

• Length of connection cable: 10 m
• Cable type: H07RN-F
• Cable cross section: 6G1 mm²
• Mains plug: CEE M16W (3P+N+PE, 6h)
• Type of connection cable: Detachable

Equipment/Function

• Level switch: Yes
• Cutting tool: none
• Motor guard: Bimetal
• Engine tightness monitoring: none
• Leakage monitoring of sealing chamber: Optional
• Leakage chamber tightness monitoring: none

Material

• Pump housing: PP-GF30
• Impeller: PP-GF30
• Shaft: stainless steel
• Material seal on the pump side: QQPGG
• Material seal on the motor side: NBR
• Material seal: NBR
• Material motor: stainless steel

Installation Dimensions

• Pipe connection on the pressure side: DN 50

Measure

• Length: 304 mm
• Height: 505 mm
• Width: 271 mm