Reliable Marine Fire Safety: Fast & Effective HFC-227ea Solutions
Marine HFC-227ea Fire Suppression System
1. Scope of Application
The Marine HFC-227ea Fire Suppression System is designed to combat the following types of fires:
- Electrical Fires
- Liquid Fires or Fires Involving Meltable Solids
- Surface Fires on Solids
This system is primarily used in areas on board ships that are prone to fire, such as engine rooms, boiler rooms, battery rooms, and electrical equipment compartments.
2. Features
The Marine HFC-227ea Fire Suppression System is a fully integrated fire protection device that features a pipeline network. Key characteristics include:
- Comprehensive functionality
- Reliable and accurate operation
- Good sealing performance
The system offers three modes of operation: pneumatic, electrical, and emergency manual control.
3. Main Technical Parameters
| Model | QMQ2.5/XXN-RG | QMQ4.2/XXN-RG | QMQ5.6/XXN-RG |
|---|---|---|---|
| Storage Pressure | 2.5 MPa | 4.2 MPa | 5.6 MPa |
| Max Operating Pressure (at +50°C) | 4.2 MPa | 5.3 MPa | 6.7 MPa |
| Min Operating Pressure (at 0°C) | 2.0 MPa | 3.6 MPa | 4.6 MPa |
| Filling Density | ≤1.12 kg/L | ≤0.95 kg/L | ≤1.12 kg/L |
| Cylinder Volume | HFC-227ea Cylinders (L): 2/4/8/10/20/30/40/70/90/120/150/180 | Nitrogen Starting Cylinder (L): 4 | |
| Design Concentration (Volume) | ≤10% | ||
| System Activation | Electric, Pneumatic, Emergency Manual | ||
| Notes | "XX" in the model indicates the cylinder volume |
4. System Components and Working Principle
4.1 Components The HFC-227ea Fire Suppression System consists of the following key components:
- Cylinders
- Cylinder Valves
- Discharge Hoses
- One-Way Liquid Valve
- Collection Pipes
- Pneumatic Control Valves
- Remote Discharge Stations
- Pipeline and Nozzles
- Electrical Alarm Boxes
- Visual and Audio Alarms
The system can be activated using either pneumatic or electrical methods, with emergency manual control as a backup.
4.2 Working Principle
The system operates by releasing HFC-227ea, a clean, efficient fire extinguishing agent, to suppress fires. The release can be triggered through either pneumatic or electrical means, ensuring the system is versatile and responsive. Once activated, the system discharges the fire suppressant via strategically placed nozzles, targeting the source of the fire with high precision.
5. HFC-227ea Cylinders
The HFC-227ea cylinders are pressure vessels designed to store the fire extinguishing agent. These cylinders are available in various volumes and are engineered for high performance under pressure.
| Cylinder Volume (L) | Cylinder Type | Max Operating Pressure | Thread Connection |
|---|---|---|---|
| 2 | Seamless Steel | 8 MPa | PZ27.8 |
| 4 | Seamless Steel | 8 MPa | PZ27.8 |
| 8 | Seamless Steel | 8 MPa | PZ27.8 |
| 10 | Seamless Steel | 8 MPa | PZ39 |
| 20 | Seamless Steel | 8 MPa | PZ39 |
| 30 | Seamless Steel | 8 MPa | PZ39 |
| 40 | Seamless Steel | 8 MPa | PZ39 |
| 70 | Seamless Steel | 8 MPa | PZ56 |
| 90 | Welded Steel | 5.6 MPa | PZ56 |
| 120 | Welded Steel | 5.6 MPa | M64X2 |
| 150 | Welded Steel | 5.6 MPa | M80X2 |
| 180 | Welded Steel | 5.6 MPa | M80X2 |
This system ensures high safety standards for fire protection in marine environments, offering advanced technology and versatility to effectively suppress fires and minimize damage to critical onboard areas.
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