Diesel engine fire pump

This fire pump features a modular design, making installation and maintenance more convenient. Each component is independently assembled, allowing for easy replacement and upgrades, significantly reducing maintenance time and extending the equipment’s lifespan. Its compact structure saves installation space while ensuring efficient system operation. Whether for initial installation or future maintenance, this fire pump provides users with a more convenient and cost-effective solution, making it an ideal choice for high-performance fire protection systems.

This fire pump unit is equipped with an advanced intelligent control system, enabling automatic start/stop, real-time status monitoring, and fault alarms to significantly enhance operational safety and reliability. The system includes multiple protection features such as overload protection, phase failure alert, and abnormal water pressure detection, ensuring rapid response and stable water supply during fire emergencies. The user-friendly control panel supports remote monitoring and data logging, making management and maintenance more efficient. Whether for commercial buildings or industrial facilities, this intelligent system provides strong support for fire safety assurance.

The diesel engine fire pump system plays a vital role in modern fire protection systems. Unlike traditional electric pumps, its greatest advantage lies in its independent power supply. Even during power outages or electrical failures, it can start immediately and continuously deliver strong water flow to ensure the fire suppression system functions properly. With powerful performance and exceptional durability, it remains stable and reliable even in high-temperature, high-humidity, and harsh environments. Its compact structure saves space, making installation and maintenance easier. It is ideal for industrial plants, warehouses, high-rise buildings, and other applications. Choosing the ZLBETTER diesel fire pump system is a smart decision to enhance fire safety and protect lives and property.

Purpose:
A diesel fire pump exhaust system safely removes combustion gases (carbon monoxide, nitrogen oxides) and heat generated by the engine.

Key Components:
Exhaust Piping: Directs exhaust fumes outside the pump room.
Silencer/Muffler: Reduces noise levels for compliance with local regulations.
Heat Shields: Prevents overheating of surrounding equipment.
Flexible Joints: Allows for thermal expansion and vibration control.
Best Practices:
Ensure proper ventilation to prevent backpressure and heat buildup.
Comply with NFPA 20 and local emission regulations.
Use insulated exhaust pipes to protect nearby components.

Key Selection Factors:
Battery Type: Sealed lead-acid (SLA) and nickel-cadmium (NiCd) are common choices for reliability.
Capacity & Cold-Cranking Amps (CCA): Ensure the battery has sufficient power to start the diesel engine in all conditions.
Charging & Maintenance: Use a dedicated battery charger and test regularly to prevent failures.

Why It’s Important:
Diesel fire pumps generate heat and exhaust gases that must be properly managed to prevent overheating, maintain engine efficiency, and ensure compliance with NFPA 20 standards.

Best Practices:
Calculate Airflow Needs: Ensure the pump room has adequate airflow to dissipate engine heat and remove exhaust fumes. The required ventilation is based on engine size and heat generation.
Install Proper Louvers & Exhaust Fans: Position intake and exhaust louvers correctly to maintain a steady flow of fresh air. Exhaust fans help remove hot air efficiently.
Direct Radiator Exhaust Properly: If the diesel engine is radiator-cooled, make sure the exhaust is directed out of the building to prevent heat buildup.
Monitor Temperature Levels: Use temperature sensors and alarms to detect overheating risks.

Flow：50-6000 GPM
Head：40-350 psi
Power：11-1000 kw
Caliber：50-400 mm
Frequency：50 or 60 Hz

-UL Standard:
Flow：100-3000 GPM   
Head： 90-250 PSI 
– NON-UL Standard:
 Flow：100-10000GPM   
Head： 40-250 PSI 

-UL Standard:
Flow：100-3000 GPM   
Head： 90-250 PSI 
– NON-UL Standard:
 Flow：100-10000GPM   
Head： 40-250 PSI 

Flow：50-7500 GPM
Head：3-20 Bar(40-300 psi)
Power：11-1000 kw
Caliber：50-200 mm
Frequency：50 or 60 Hz
Working Pressure：≤1.6 MPa

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

Determine system demand: Identify the flow rate and pressure required by sprinklers and standpipes.
Measure water supply characteristics: Consider static and residual pressure.
Use pump performance curves: Ensure the pump meets all flow and pressure requirements.

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

Flow：80-4000 GPM
Head：3-15 Bar (45-220 psi)
Power：11-1000 kw
Caliber：65-300 mm
Frequency：50 or 60 Hz
Working Pressure：≤1.6 MPa

Flow：80-4000 GPM
Head：3-15 Bar (45-220 psi)
Power：11-1000 kw
Caliber：65-300 mm
Frequency：50 or 60 Hz
Working Pressure：≤1.6 MPa

Flow：80-4000 GPM
Head：3-15 Bar (45-220 psi)
Power：11-1000 kw
Caliber：65-300 mm
Frequency：50 or 60 Hz
Working Pressure：≤1.6 MPa

Flow：80-2700 GPM
Head：10-24 Bar（145-350 psi）
Power：11-1000 kw
Caliber：65-300 mm
Frequency：50 or 60 Hz
Working Pressure：≤2.5 MPa

·UL Standard
Flow：50-3000 GPM
Head： 5-20 Bar (72.5-290 psi)
Speed：740-2900 r/min
·Non-UL Standard
Flow：30-9000 GPM
Head： 3-20 Bar (40-300 psi)
Speed：740-2900 r/min

-UL Standard:
Flow：100-3000 GPM   
Head： 90-250 PSI 
– NON-UL Standard:
 Flow：100-10000GPM   
Head： 40-250 PSI 

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

-UL Standard:
Flow：100-3000 GPM   
Head： 90-250 PSI 
– NON-UL Standard:
 Flow：100-10000GPM   
Head： 40-250 PSI 

Flow：80-2700 GPM
Head：10-24 Bar 145-350 psi
Power：11-1000 kw
Caliber：65-300 mm
Frequency：50 or 60 Hz
Working Pressure：≤2.5 MPa

-UL Standard:
Flow：100-3000 GPM   
Head： 90-250 PSI 
– NON-UL Standard:
 Flow：100-10000GPM   
Head： 40-250 PSI 

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

-UL Standard:
Flow：100-3000 GPM   
Head： 90-250 PSI 
– NON-UL Standard:
 Flow：100-10000GPM   
Head： 40-250 PSI 

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

·UL Standard:
Flow：50-2000 GPM   
Head： 80-250 PSI 

·NON-UL  Standard:
Flow：50-5000GPM 
Head： 40-250 PSI 

-UL Standard:
Flow：100-3000 GPM   
Head： 90-250 PSI 
– NON-UL Standard:
 Flow：100-10000GPM   
Head： 40-250 PSI