Rexa FIT
Submersible pump
Logos/Certifications
Recommended services
Design
Submersible pump for stationary and portable wet installation in intermittent operation.Liquid
Sewage pumping according to 12050
The pumps meet the requirements of EN 12050-1.
Equipment/function
- Thermal motor monitoring with bimetallic sensor
- Single-phase AC motor with self-switching thermal motor monitoring
- Single-phase AC motor with integrated condenser
- Different versions:
- Version “P”: with plug
- Version “A”: with float switch and plug
- Version “O”: bare cable ends
Type key
Example: | Wilo-Rexa FIT-V06-212A/21T011-540/A |
Rexa | Submersible sewage pump |
FIT | Series |
V | Impeller shape: Vortex impeller |
06 | Nominal diameter of discharge port, e.g. DN 65 |
212 | Hydraulics type |
A | Hydraulics material version: Standard version |
2 | Number of poles |
1 | IE-efficiency class (derived from IEC 60034-30) |
T | Mains connection version:
|
011 | Value/10 = Rated power P in kW |
- | Not Ex-rated |
5 | Mains frequency: 5 = 50 Hz/6 = 60 Hz |
40 | Key for rated voltage |
A | Additional electrical equipment:
|
Technical data
- Mains connection: 1~230 V, 50 Hz or 3~400 V, 50 Hz
- Submerged operating mode: S1
- Non-immersed operating mode: S2-15 min; S3 10%
- IP rating: IP68
- Insulation class: F
- Fluid temperature: 3 … 40 °C (37 … 104 °F)
- Fluid temperature, max. 60 °C (140 °F) for 3 min
Materials
- Hydraulics 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)
- Seal on the motor side: C/MgSiO
- Seal on the fluid side: SiC/SiC
- Seal, static: NBR (nitrile)
Construction
Rexa FIT-V ... /M ... /P
Submersible pump with vortex impeller and horizontal discharge port with flange connection. Hydraulics housing and impeller made of grey cast iron. Surface-cooled 1~ motor with integrated operating capacitor and self-switching thermal motor monitoring. Oil-filled sealing chamber with two mechanical seals. Stainless steel motor housing. Detachable connection cable with fitted plug (CEE7/7). The pump may be used in Zone 2 hazardous areas.
Rexa FIT-V ... /M ... /A
Submersible pump with vortex impeller and horizontal discharge port with flange connection. Hydraulics housing and impeller made of grey cast iron. Surface-cooled 1~ motor with integrated operating capacitor and self-switching thermal motor monitoring. Oil-filled sealing chamber with two mechanical seals. Stainless steel motor housing. Detachable connection cable with float switch and fitted plug (CEE7/7). The pump must not be used in hazardous areas.
Rexa FIT-V ... /T ... /A
Submersible pump with vortex impeller and horizontal discharge port with flange connection. Hydraulics housing and impeller made of grey cast iron. Surface-cooled 3~ motor with thermal motor monitoring. Oil-filled sealing chamber with two mechanical seals. Stainless steel motor housing. Detachable connection cable with CEE plug (16A, 3P+N+PE, 6h). Float switch and thermal motor monitoring connected to the CEE plug. The pump must not be used in hazardous areas.
Rexa FIT-V ... /T ... /O
Submersible pump with vortex impeller and horizontal discharge port with flange connection. Hydraulics housing and impeller made of grey cast iron. Surface-cooled 3~ motor with thermal motor monitoring. Oil-filled sealing chamber with two mechanical seals. Stainless steel motor housing. Detachable connection cable with bare cable ends. The pump may be used in Zone 2 hazardous areas.
Scope of delivery
- Pump
- Installation and operating instructions
Accessories
- Connection cable with fixed cable lengths:
- 1~ motor: up to max. 30 m (98 ft).
- 3~ motor: up to max. 50 m (164 ft).
- External pencil electrode for monitoring the sealing chamber
- Suspension unit for wet installation
- Pump support foot for portable installation
- Level control devices
- Fixation sets with bonded anchor
- Fixation accessories and chains
- Switchgear, relays and plugs