Leo ACm300B4 / 3KW 230V Centrifugal Pump And Motor
12040
The LEO ACm300B4 is a versatile centrifugal pump engineered for reliable water transfer and pressure boosting across residential and industrial applications. This single-phase centrifugal pump excels in urban water supply systems, high-rise building pressure boosting, fire fighting installations, garden irrigation, long-distance water transfer, and HVAC circulation systems, making it an ideal choice for both municipal and commercial water management needs.
Built with a robust cast iron pump body featuring special anti-rust treatment and an AISI 304 stainless steel shaft, the ACm300B4 delivers exceptional durability in demanding environments while handling clean water and similar liquids up to 60 degC. The pump's low-noise operation is powered by a copper-wound motor with long-life bearings, integrated thermal protection, and IPX4 enclosure rating, ensuring safe and efficient performance in varied ambient conditions up to 50 degC with minimal maintenance requirements.
At a glance
Power: 3 kW (4 HP)Supply: 230 V single-phase, 50 HzMax. head: 20 mMax. flow: 71 m³/h (1200 l/min)Connections: 4"Specifications
| Brand | Leo |
| Model | ACm300B4 |
| Type | ACm/AC-B3/B4 Centrifugal Pump (3"/4" high flow) |
| Motor power | 3 kW (4 HP) |
| Supply | 230 V single-phase, 50 Hz |
| Inlet / outlet | 4" |
| Shut-off head | 20 m |
| Flow range | 0 – 71 m³/h (0 – 1183 l/min) |
| Dimensions (W × L × H) | 28.8 × 52.2 × 35.2 cm |
| Weight | 43.3 kg |
| Item code | ACm300B4(220V) |
Performance Table
| Flow Q (m³/h) | 0 | 12 | 18 | 24 | 30 | 36 | 42 | 48 | 54 | 60 | 66 | 71 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Flow Q (l/min) | 0 | 200 | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 | 1200 |
| Head H (m) | 20 | 19.8 | 19.6 | 19.5 | 19 | 18.3 | 17.5 | 16.2 | 14.6 | 13 | 11.5 | 10 |
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 ACm300B4:
Leo ACm/AC-B3/B4 Centrifugal Pump (3"/4" high flow) – Performance Curves and Technical Data (01-DOMESTIC PUMP catalogue p28)
361 kB | Download
Applications
- Can be used to transfer clean water or other liquids similar to water in physical and chemical properties
- Suitable for industrial use and urban water supply, pressure boosting for high buildings and fire fighting, garden irrigation, long-distance water transfer, heating ventilation and air conditioning, circulation and pressure boosting for cold and hot water, and supporting equipment etc.
Pump
- Cast iron pump body and support under special anti-rust treatment
- AISI 304 shaft
- Max. liquid temperture: +60 degC
- Max.suction: + 8m
Motor
- Low noise&Long life bearing
- Motor with copper winding
- Built-in thermal protector for single phase motor (<=1.5kW)
- Insulation class: F
- Enclosures class: IPX4
- Max. ambient temperture: +50 degC
- IE 2 motor (Three phase, power >= 0.75kW)
Model Code: ACm300B4(220V)
- A - LEO Product Style
- C - Centrifugal Pump
- m - Single Phase Motor (Omitted for three-phase motor)
- 220 - Power (x10W)
- B - Features
- 3 - Inlet Diameter (")
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 ACm300B4?
The Leo ACm300B4 has a maximum head of 20 m.
How much water can the Leo ACm300B4 pump?
The Leo ACm300B4 pumps up to 71 m³/h (1200 l/min).
What power supply does the Leo ACm300B4 need?
Supply: 230 V single-phase, 50 Hz. Motor power: 3 kW (4 HP).
What are the pipe connections of the Leo ACm300B4?
4".
