Design
Wilo-EMU FA- …T– Submersible sewage pump for untreated sewage with SOLID impeller
Application
- Pumping of untreated sewage with solid constituents in wastewater treatment plants and pumping stations
- Local drainage, water control and process water extraction
- Applications in construction and industry
Special features / product benefits
- Impeller design non-susceptible to clogging
- Very smooth operation
- Operation in wet and dry well installation
- Simple installation via suspension unit or pump base
- Longitudinally watertight cable inlet (for FKT-, HC- and dry motor)
- Special materials (Abrasit) and Ceram coatings against abrasion and corrosion
- Adaptation of the duty point by milling the impeller
Technical data
Mains connection: 3~400 V, 50 Hz- Immersed operating mode: S1
- Surfaced operating mode with self-cooling motor: S1
- Non-immersed operating mode with glanded motor: S2-15 min (depending on type)
- Protection class: IP 68
- Fluid temperature: 3 ‐ 40°C; higher temperatures on request
- Sealing: With rotary shaft seal and mechanical seal, two mechanical seals or one block seal cartridge, depending on the motor
- Free passage: 78×105 – 150×150 mm.
- Permanently lubricated roller bearings
- Max. immersion depth: 20 m
Materials
- Housing parts: EN‐GJL or EN‐GJS
- Impeller: EN‐GJL or EN‐GJS
- Static seals: NBR
- Sealing on pump side: SiC/SiC
- Sealing on motor side: NBR or SiC/SiC
- Shaft: Stainless steel 1.4021, as of size 49: High-grade steel 1.7225
