Fully submersible sewage pump for stationary and transportable wet well installation for pumping wastewater and sewage containing faeces (within the scope of validity of (DIN) EN 12050-1). Unit made completely of cast iron. The sealing on the fluid and on the motor side is performed by two bidirectional mechanical seals. Surface-cooled motor in three-phase current version with sealing chamber, thermal motor monitoring and Ex rating. Detachable connection cable with longitudinally watertight cable inlet and bare cable end.
Operating Data
Fluid media: Water 100 %
Fluid temperature: 20.00 °C
Requested flow:
Requested head:
Max. delivery head: 31.16 m
Product data
Hydraulics type: Single-channel impeller
Free ball passage of the hydraulics: 65 mm
Maximum operating pressure: 3.4 bar
Max. immersion depth: 20 m
Fluid temperature: 3…40 °C
Motor data
Motor design: Submersible motor – surface-cooled
Mains connection: 3~400V/50 Hz
Voltage tolerance: +-10 %
Power factor: 0.89
Rated power: 5 kW
Power consumption: 6.1 kW
Rated current: 9.8 A
Starting current: 52 A
Activation type: Direct On Line (DOL)
Number of poles: 2
Rated speed: 2,807 1/min
Max. switching frequency: 60 1/h
Insulation class: F
Protection class: IP68
Operating mode (immersed): S1
Operating mode (non-immersed): S2-30 min, S3-25%
Cable
Connection cable length: 10 m
Cable type: H07RN-F
Cable cross-section: 7G1,5
Mains plug: No
Type of connection cable: Detachable
Equipment/function
Float switch: No
Macerator: No
Explosion protection type: ATEX
Motor protection: Bimetall
Motor, leakage detection: Yes
Sealing chamber, leakage detection: Optional
Leakage chamber, leakage detection: No
Materials
Pump housing: 5.1301/EN-GJL-250
Impeller: 5.1301/EN-GJL-250
Shaft: 1.4021
Sealing on pump side: QQPGG
Sealing on motor side: BXPFF
Gasket material: NBR
Motor housing: 5.1301/EN-GJL-250
Installation dimensions
Pipe connection on the suction side: DN 80, PN 10
Pipe connection on the discharge side: DN 80, PN 10
Ordering information
Brand: Wilo
Product description: Rexa PRO-C08-437A/21T050X540/O
Net weight, approx.: 69 kg
Article number: 6098499
