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Product Description

 

1. System Overview

The Pre-Engineered FK-5-1-12 (Heptafluoropropane) Fire Suppression System (Fire Detection Tube Type) is a professional fire protection solution that highly integrates fire detection and automatic suppression. The system uses FK-5-1-12 as the extinguishing agent and adopts a flexible fire detection tube that functions simultaneously as a heat detector and an extinguishing agent discharge conduit. The detection tube can be installed directly at the most fire-prone critical points, enabling fast, precise, point-to-point fire suppression.

With a simple structure and fully independent operation, the system requires no external fire power supply or complex control panels. It is especially suitable for space-restricted, unattended locations or areas with extremely high requirements for clean extinguishing agents and rapid response, and is widely recognized in the international market as a device-level, modular fire suppression solution.

 

2. Key Advantages

  1. Integrated Detection and Suppression Design
    The fire detection tube performs both fire detection and agent discharge, eliminating the need for separate detectors and complex control circuits, resulting in higher overall system reliability.

  2. Rapid Response and Precise Fire Suppression
    The detection tube is installed close to potential ignition sources, allowing activation at the incipient stage of a fire and effectively limiting fire damage.

  3. No External Fire Power Required — Independent and Reliable
    The system operates through a fully mechanical activation mechanism and is unaffected by power failures, electromagnetic interference, dust, oil contamination, or vibration, making it suitable for harsh and complex environments.

  4. Flexible Installation for Complex Spaces
    The flexible detection tube can be bent and routed into narrow, enclosed, or structurally complex equipment interiors, effectively compensating for coverage limitations of conventional fire protection systems.

  5. Clean and Environmentally Friendly — Equipment Safe
    FK-5-1-12 leaves no residue, is non-conductive and non-corrosive, and causes no secondary damage to precision equipment or valuable assets.

  6. High Safety for Occupied or Unattended Areas
    The extinguishing concentration is well below the No Observed Adverse Effect Level (NOAEL) for human exposure, making it suitable for long-term protection of critical equipment in occupied or unattended spaces.

  7. Pre-Engineered Structure — Easy Installation and Maintenance
    The modular, factory-assembled design allows simple on-site installation without the need for a separate cylinder room, requiring minimal space and low maintenance costs.

 

3. Operating Principle

  1. Under normal conditions, the fire detection tube maintains a preset internal pressure, and the system remains in automatic monitoring mode.

  2. When a fire occurs in the protected area and generates high temperature, the detection tube softens and ruptures at the hottest point.

  3. The FK-5-1-12 extinguishing agent is discharged directly through the rupture point toward the fire source.

  4. The agent rapidly vaporizes, absorbing a large amount of heat and interrupting the combustion process to achieve rapid fire extinguishment.

  5. After discharge, no residue cleanup is required, allowing quick restoration of equipment operation.

 

4. System Components

Pre-Engineered FK-5-1-12 Fire Suppression System with Fire Detection Tube


5. Main Technical Parameters

Model

YF4/2.5N-PAVLN

YF6/2.5N-PAVLN

Product type

Direct-type

Storage Pressure(20℃)

2.5   MPa

Agent

FK-5-1-12

Agent Charge Quantity

3 kg

6 kg

Maximum Fire Detection Tube Length

25 m

25 m

 

6. Typical Applications

  • Data centers, server racks, and telecommunication rooms

  • Electrical cabinets, power distribution panels, and control rooms

  • Energy storage systems, battery enclosures, wind power and renewable energy equipment

  • Industrial automation control cabinets and precision instruments

  • Aviation, marine, and rail transit control systems

  • Museums, archives, and critical asset protection areas


Contact Us

If you are looking for a Pre-Engineered FK-5-1-12 Fire Suppression System with the following advantages:

  • Integrated detection and suppression with fast, precise response

  • Clean, environmentally friendly extinguishing agent with no residue

  • Independent operation without external fire power

  • Flexible installation for confined and complex spaces

  • Compliance with international fire protection and equipment-level protection requirements

Please contact our Fire Protection Solutions Team, and we will provide:

  • Risk assessment and system configuration recommendations

  • Product selection, technical consultation, and code compliance support

  • Project quotation, supply, and engineering coordination services

  • Installation guidance, commissioning support, and operation & maintenance training

We are committed to providing safe, efficient, and environmentally responsible device-level fire protection solutions that comply with international standards for customers worldwide.

Partner With Us

Streamlined Steps to Obtain Your Custom Fire Protection Solution

Contact Information

Liaoyepo Road, Ningxiang High-tech Zone, Changsha City,Hunan Province, China

+86 13297400000

pavln@pavln.com

Your full-cycle fire protection partner. We handle everything from concept and installation to long-term safety assurance.

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