Indirect Fire Detection Tube Automatic Fire Suppression System
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Indirect Fire Detection Tube Automatic Fire Suppression System
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Detailed Introduction

A fire detection system consists of a pressurized container filled with extinguishing agent, a container valve, and fire-detection tubing capable of releasing the extinguishing agent. Under pressure, the system utilizes multiple detection points (linearly arranged) to monitor potential fire hazards. The fire-detection tubing is routed along areas where fire risks may occur; when exposed to open flames or a sudden temperature rise, the tubing ruptures at the hottest spot. This loss of pressure triggers the valve to actuate, opening the discharge line to the nozzle and releasing the extinguishing agent while simultaneously transmitting a fire alarm signal.

● The fire detection tube is a polymer material that combines flame retardancy, flexibility, and temperature sensitivity in one. It offers long-term resistance to leakage, with a maximum leakage rate of 10. -5 mbar·L/s/m. Linear hose, unaffected by dust, oil contamination, and electromagnetic interference;
● The system is fully standalone, requiring no external power supply and thus unaffected by power outages;
● Unique integrated valve design with a built-in ball valve to prevent ball valve damage and reduce the likelihood of leaks.
● Quick-connect fitting with a dual-seal design for excellent sealing performance;
● Highly integrated solenoid valve assembly design, offering customized solutions to meet the needs of customers across various industries and application scenarios, with simple design and installation and low maintenance costs.

Inner diameter | Wall thickness | Density | Operating temperature |
4.0 mm ± 0.04 mm | 1.0 mm ± 0.1 mm | 1.05g/m3 :±0.1 g/m 3 | 170±10℃ |

Type of fire detection device | Fire Extinguishing Agent Charging Quantity | Scope of Effective Protection | Nominal Pressure (MPa) | Maximum Working Pressure (MPa) | Fire detection tube length (m) | Release pipe length (m) | Media Selection |
TH-J-Q-6/2.5/170-FW | 6 kg - 5% | 8.0 m³ | 2.5 | 4.2 | 20 | 12 | Heptafluoropropane |
TH-J-Q-12/2.5/170-FW | 12 kg - 5% | 16.0 m³ | 2.5 | 4.2 | 20 | 12 | Heptafluoropropane |
TH-J-F-6/2.5/170-FW(1230) | 6 kg - 5% | 6.0 cubic meters | 2.5 | 3.2 | 20 | 12 | Novec1230 |
TH-J-F-6/2.5/170-FW | 6 kg - 5% | 6.0 cubic meters | 2.5 | 3.2 | 20 | 12 | Perfluorohexanone |



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