Leo 50SWP12-30-4 / 4KW 400V Submersible Sewage Pump And Motor Cutting Blade
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The LEO 50SWP12-30-4(QG) is a high-head submersible sewage grinder pump delivering 12 m³/h at 30 m head with a 4 kW motor, engineered for demanding pressure sewage systems in large commercial and industrial wastewater applications. Its semi-open vortex impeller combined with a cutting blade ensures reliable performance when handling fibrous materials and solids in municipal and industrial sewage systems.
At a glance
Power: 4 kW (5.5 HP)Supply: 400 V three-phase, 50 HzMax. head: 31.7 mMax. flow: 27.5 m³/h (458 l/min)Connections: Outlet 50 (2")Specifications
| Brand | Leo |
| Model | 50SWP12-30-4 |
| Type | SWP Submersible Grinder Sewage Pump (cutting blade) 50SWP |
| Motor power | 4 kW (5.5 HP) |
| Supply | 400 V three-phase, 50 Hz |
| Connection | Outlet 50 (2") |
| Shut-off head | 31.7 m |
| Flow range | 0 – 27.5 m³/h (0 – 458 l/min) |
| Dimensions (W × L × H) | 28.4 × 87.4 × 36.3 cm |
| Weight | 53.9 kg |
| Item code | 50SWP12-30-4(QG)(380V) |
Performance Table
| Flow Q (m³/h) | 0 | 2.5 | 5 | 7.5 | 10 | 12.5 | 15 | 17.5 | 20 | 22.5 | 25 | 27.5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Flow Q (l/min) | 0 | 42 | 83 | 125 | 167 | 208 | 250 | 292 | 333 | 375 | 417 | 458 |
| Head H (m) | 31.7 | 31.7 | 31.7 | 31.5 | 31.1 | 30.2 | 28.9 | 27.3 | 25.5 | 23.1 | 19.9 | 12.6 |
Head at each flow rate from the manufacturer's technical data. For a duty-point check use the Get a Quote wizard below.
Performance Curves and Technical Data (PDF)
Download the curve sheet with the performance curves, dimensions and technical data for the Leo 50SWP12-30-4:
Leo SWP Submersible Grinder Sewage Pump (cutting blade) 50SWP – Performance Curves and Technical Data (03-SUBMERSIBLE PUMP catalogue p11)
321 kB | Download
Applications
- Used in pressure sewage system
- Drainage of wastewater from individual residences, apartment buildings, recreational developments, motels
- Transferring wastewater of commercial buildings, industrial plants, wastewater sampling, small hospitals
- Schools, federal, state and local parks, wastewater drainage
- To transfer various wastewater and sewage
Pump
- Semi-open vortex impeller & reliable grinding system
- Flexible installations with hoses, pipes or quick-coupling systems
- Double-end mechanical seal
- Stainless steel welded shaft
- Liquid temperature: 0 – 40°C
- Liquid PH value: 4 – 10
- Max. immersion depth: 10 m
Motor
- Frequency/Pole number: 50 Hz/2
- Insulation class: F
- Enclosures class: IP68
- Bearing: Ball type
Model Code: 50SWP12-30-4(QG)(380V)
- 50 = Discharge Diameter (mm)
- SW = Submersible Sewage Pump
- P = Semi-open Vortex Impeller with Cutting System
- m = Single Phase Motor (Omitted for three-phase motor)
- Flow = Rated Flow (m³/h)
- Head = Rated Head (m)
- Power = Rated Power (kW)
- L = Cable Length (10 m)
- /QG = Cutting Blade
Need help choosing or want a price?
Our pump team will check the right size for your flow and head and give you a quote.
WhatsApp us: 082 516 2248 Get a Quote / Size my pump info@pumps.co.za
Frequently Asked Questions
What is the maximum head of the Leo 50SWP12-30-4?
The Leo 50SWP12-30-4 has a maximum head of 31.7 m.
How much water can the Leo 50SWP12-30-4 pump?
The Leo 50SWP12-30-4 pumps up to 27.5 m³/h (458 l/min).
What power supply does the Leo 50SWP12-30-4 need?
Supply: 400 V three-phase, 50 Hz. Motor power: 4 kW (5.5 HP).
What are the pipe connections of the Leo 50SWP12-30-4?
Outlet 50 (2").
