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4” Self-priming centrifugal pump in cast iron with mechanical seal, grease-lubricated, non return valve and 11 kW electric motor, on baseplate with coupling and guard.
S121 G31B/T
13522.140
4” Self-priming centrifugal pump in cast iron with mechanical seal, grease-lubricated, non return valve and 11 kW electric motor, on baseplate with coupling and guard.
13522.140
Specifications
Main Features |
|
|---|---|
| Pump series | S121 |
| Pump Flow Rate | max 180 m³/h (3000 l/min) |
| Pump head with 50 Hz grid frequency | max 24 m |
| Max. Solids Handling | 45 mm |
| Self-priming | ★★★★★ |
| Heavy-duty | ★★★★★ |
| Construction | Classic |
Pump |
|
|---|---|
| Type of Pump | Self-priming centrifugal pump |
| Suction port | 4" |
| Discharge port | 4" |
| Type of ports | Female Thread BSP |
| Type of self-priming | Wet-prime |
| Inspection cover for the impeller | Yes |
| Filling port | Yes |
| Drain Port | Yes |
| Plug for Vacumeter | Option |
| Plug for the Manometer | Option |
| Material of casing | Ductile Cast-iron |
| Material of impeller | Ductile Cast-iron |
| Material of wear plate | Steel |
| Material of shaft | Stainless steel AISI420 |
| Material of non-return valve | NBR |
| Shaft sealing | YCV Mechanical Seal with Grease Lubrication in SiC/SiO₂/FKM (Viton®) on Stainless Steel Sleeve |
Drive |
|
|---|---|
| Type of drive unit | Three-Phase Electric Motor |
| Efficiency class | IE3 |
| Rated Power | 11 kW |
| Maximal Rotation | 1450 rpm (50 Hz) |
| Rated voltage | 400 V ±10% @ 50 Hz, 690 V ±10% @ 50 Hz |
| Protection | 26 Amp (380-480 V), 16 Amp (660-725 V) |
| Mounting | B3 |
| Frame | IEC 160M |
| Cooling method | IC411- TEFC |
| Protection degree | IP55 |
| Insulation class | F |
Performance data |
|
|---|---|
| Typical application | waste water with solids in suspension, non-corrosive |
| Product temperature | max. 90 °C |
| Ambient temperature | max. 40 °C |
| Density | up to 1, 4 kg/dm³, for higher values you need an oversized motor |
| Viscosity | up to 30 mm²s (cSt), for higher values you need an oversized motor |
| Max vacuum with water | max 8 m (9, 5 m for 10 min) |
| Max vacuum with air | max 8, 5 m |
Additional Features |
|
|---|---|
| Setup position | Horizontal |
| Coupling | Elastic coupling with steel coupling guard |
| Arrangement | Steel base plate |
| Paint | RAL6011 Reseda green |
| External Dimensions (L x W x H) | see dimensions |
| Net Weight | see dimensions |
Spare parts
Accessories
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4” Self-priming centrifugal pump in cast iron with mechanical seal, grease-lubricated, non return valve and 11 kW electric motor, on baseplate with coupling and guard.