The CS Series Standard Bare Shaft End Suction Centrifugal Fire Pump is specifically engineered for reliable and heavy-duty fire-fighting applications. Designed in strict accordance with international firefighting equipment standards, this back-pull-out centrifugal pump offers maximum efficiency, easy maintenance, and long-term durability.
The pump is suitable for fire protection in:
– Commercial buildings (offices, malls, and other commercial spaces)
– Industrial facilities (manufacturing plants and warehouses)
– Residential complexes (apartments and residential buildings)
– Municipal fire protection (public spaces and infrastructure)
The CS Series (Bare Shaft Centrifugal Pump) and CSM Series (Electric Motor-Driven Pump Set) are industrial-grade fluid handling solutions engineered for global commercial, industrial, and municipal infrastructure projects. Utilizing an advanced single-stage, end-suction, top-centerline discharge configuration, these pumps combine superior hydraulic efficiency with heavy-duty structural integrity.
The CSM Series pumps are designed to meet the rigorous demands of fluid handling systems, offering both versatility and reliability across a range of applications. They are single-stage, end-suction, back pull-out pumps with a top centerline discharge.
Optimized Hydraulic Design: Engineered to achieve higher efficiency, reducing energy consumption and operating costs.
Smooth Operation: Dynamically balanced impeller ensures smooth, vibration-free operation, leading to extended service life and reduced noise.
Easy Maintenance: The back pull-out design allows for quick and easy maintenance without disrupting the pipe connections, minimizing downtime. Available in both gland-packed and mechanically sealed configurations, offering options for different operational environments.
Standardized Modular Architecture: This ensures seamless integration into existing pipeline infrastructures and guarantees global interchangeability of components.
Advanced Back Pull-Out Design: Optimizes operational uptime. Maintenance teams can inspect or replace the impeller, shaft, and bearings without disconnecting the suction or discharge piping, significantly reducing maintenance overheads.
Heavy-Duty Reliability: Precision-cast components combined with a dynamically balanced rotating assembly minimize mechanical stress, ensuring stable, continuous S1 duty operation under high-pressure conditions up to 14 bar.
Our heavy-duty centrifugal pumps are fully optimized for fire protection and liquid transfer in:
Fire Fighting Systems: Compliant with strict firefighting infrastructure needs for residential complexes, industrial plants, and public infrastructure.
Commercial Building Services: Reliable hot and cold water circulation, pressure boosting, and infrastructure HVAC support.
Agricultural & Primary Industries: Large-scale irrigation networks and clean water supply for modern livestock farming.
Flexible Drive Matching: The CS bare shaft model comes standard with a keyed shaft extension, ready to be paired with local electric motors or diesel engines. The CSM series arrives pre-aligned on a robust steel baseplate with an IP55 Class F motor.
Export Compliance: All units are securely packaged in international export standard wooden crates to ensure zero-damage transit. Full performance curves, CAD drawings, and test reports are available for project submittals.
| Parameter | Specification |
| Model | CS (Bare Shaft Pump) / CSM (Pump with Motor & Base) |
| Delivery / Flow Rate | 0 – 1000 m3/h |
| Head | 0 – 140 m |
| Discharge Size | 32 – 200 mm |
| Speed | 2900 / 3500 / 1450 / 1750 rpm |
| Liquid Temperature Range | -10°C to +120°C (Up to +150°C upon request) |
| Operating Pressure | Max 14 bar |
| Power Range | 1.1 – 315 kW |
| Voltage | 220 / 380 / 400 / 440 V |
| Frequency | 50 Hz / 60 Hz |
| Motor Type | Induction motor (3~220/380/660V or 1~220V) |
| Insulation Class | Class F |
| Protection Degree | IP55 |
| Duty | S1 continuous |
Pump Body / Pump Case: Cast Iron
Motor Bracket: Cast Iron
Impeller: Cast Iron, Bronze, Brass, or SS (Stainless Steel 304)
Pump Shaft: SS304 or 45# Steel
Seal Type: Mechanical Seal or Gland Packing
Bearing: Ball Bearing
Please leave the model you are interested in and we will contact you within 24 hours