Features/Product Advantages
Plug-and-play capability for immediate use (A and P versions)
Equipped with a float switch (A version) for simple operation
Reliable vortex hydraulics with large free passage; resistant to clogging during operation
Sealing chamber allows for the optional installation of external monitoring devices
Lightweight
Eco-friendly attributes
High-efficiency design utilizing specialized components to minimize weight
Optimized hydraulics enhance operational reliability and reduce the frequency of unplanned maintenance
Construction
Submersible pump suitable for stationary and portable wet-well installation in intermittent operation.
Fluid
Pumping in commercial applications:
Sewage containing fecal matter
Wastewater (containing small amounts of sand and grit)
Sewage pumping in accordance with the EN 12050 standard
Pump complies with the requirements of EN 12050-1.
Equipment/Functions
Motor thermal monitoring with bimetallic sensors
Single-phase AC motor with automatic thermal motor protection
Single-phase AC motor with integrated capacitor
Versions:
Version "P": with plug
Version "A": with float switch and plug
Version "O": with bare cable ends
Model code
|
Example: |
Wilo-Rexa FIT-V06-212A/21T011-540/A |
|
Rexa |
Submersible sewage pump |
|
FIT |
series |
|
V |
|
|
06 |
Nominal diameter of pressure connection, e.g., DN 65 |
|
212 |
Definition of hydraulic components |
|
A |
Hydraulic component material specifications: Standard specifications |
|
2 |
Number of poles |
|
1 |
IE energy efficiency class (according to IEC 60034-30 standard) |
|
T |
Power connection specifications: M = Single-phase AC (1~) |
|
011 |
Value / 10 = Motor rated power P (unit: kW) |
|
- |
Non-explosion-proof grade |
|
5 |
Power supply frequency: 5 = 50 Hz / 6 = 60 Hz |
|
40 |
Rated voltage code |
|
A |
Additional electrical equipment: P = With plug |
Technical data
Mains connection: 1~230 V, 50 Hz or 3~400 V, 50 Hz
Operation mode (immersed): S1
Operation mode (non-immersed): S2-15 min; S3 10%
Protection class: IP68
Insulation class: F
Fluid temperature: 3 ... 40 °C (37 ... 104 °F)
Max. fluid temperature: 60 °C (140 °F) for 3 minutes
Materials
Hydraulic housing: EN-GJL-250 (ASTM A48 Class 35/40B)
Impeller: EN-GJL-250 (ASTM A48 Class 35/40B)
Motor housing: 1.4301 (AISI 304)
Shaft: 1.4021 (AISI 420)
Motor-side seal: C/MgSiO
Medium-side seal: SiC/SiC
Static seals: NBR (Nitrile rubber)
Types
Rexa FIT-V ... /M ... /P
Submersible pump with vortex impeller and horizontal flanged discharge connection. Hydraulic housing and impeller made of grey cast iron. Surface-cooled single-phase motor with integrated run capacitor and automatic-reset thermal motor protection. Oil-filled sealing chamber with two mechanical seals. Motor housing made of stainless steel. Detachable power cable with plug (CEE7/7). Pump suitable for use in Zone 2 potentially explosive atmospheres.
Rexa FIT-V ... /M ... /A
Submersible pump with vortex impeller and horizontal flanged discharge connection. Hydraulic housing and impeller made of grey cast iron. Surface-cooled single-phase motor with integrated run capacitor and automatic-reset thermal motor protection. Oil-filled sealing chamber with two mechanical seals. Motor housing made of stainless steel. Detachable power cable with float switch and plug (CEE7/7). Pump not suitable for use in potentially explosive atmospheres.
Rexa FIT-V ... /T ... /A
Submersible pump with vortex impeller and horizontal flanged discharge connection. Hydraulic housing and impeller made of grey cast iron. Surface-cooled 3-phase motor equipped with thermal motor protection. Oil-filled sealing chamber with two mechanical seals. Motor housing made of stainless steel. Detachable power cable with CEE plug (16 A, 3P+N+PE, 6h). Float switch and motor thermal monitoring connected to the CEE plug. Pump must not be used in potentially explosive atmospheres.
Rexa FIT-V ... /T ... /O
Submersible pump with vortex impeller and horizontal flanged discharge connection. Hydraulic housing and impeller made of grey cast iron. Surface-cooled 3-phase motor equipped with motor thermal monitoring. Oil-filled sealing chamber with dual mechanical seals. Motor housing made of stainless steel. Detachable power cable with bare cable ends. Pump suitable for use in Zone 2 potentially explosive atmospheres.
Scope of delivery
Pump
Installation and operating instructions
Accessories
Power cable, fixed cable length:
1-phase motor: max. 30 m (98 ft).
3-phase motor: max. 50 m (164 ft).
External rod electrode for sealing chamber monitoring
Suspension unit for wet-well installation
Pump foot for portable installation
Level control devices
Fastening kit with anchor bolts
Mounting accessories and chains
Switchgear, relays, and plugs