Resettable analogue heat‑sensing cables (EN54-22)
Digital heat-sensitive cables for fire detection
ProReact EN analog heat-sensitive cables for reliable heat detection
ProReact EN analog heat-sensitive cables provide an innovative solution for linear heat detection in demanding industrial applications. The system, which includes the sensor cable, control unit, and end-of-line unit, ensures effective protection against overheating in critical sectors such as power generation and oil & gas. With state-of-the-art technology, it allows configuration of separate outputs for Pre-Alarm and Alarm, enhancing safety and enabling rapid response.
Why choose ProReact EN resettable heat-sensitive cables
ProReact EN Analogue technology ensures precise detection through automatic ambient temperature compensation, guaranteeing consistent alarm accuracy. The system is resettable after overheating or fire events, providing operational continuity without immediate replacement, as long as the maximum recoverable temperature is not exceeded. It also features advanced short-circuit and open-circuit detection, delivering maximum reliability in all installation environments.
Integration and further options
This product is available in the following versions
A1388
EN Composite control unit for resettable analogue heat-sensitive cable. Includes control unit and End-of-Line module
A1389
Control unit for resettable analogue heat-sensitive cable
A1470
End-of-line unit for resettable analogue heat-sensitive cable
A1471
Junction box for resettable analogue heat-sensitive cable
F3050
Heat-sensive PVC cable
F3051
Heat-sensitive cable, in nylon
F3052
Heat-sensitive cable in stainless steel
Technical specifications
| F3050 | F3051 | F3052 | |
| Description | Resettable analogue heat-sensing cable (Linear heat detector) | Resettable analogue heat-sensing cable (Linear heat detector) | Resettable analogue heat-sensing cable (Linear heat detector) |
| Cable coating | PVC | NYLON | STEEL |
| EN54-22 Environmental group | II | II | II |
| Min. Activation Temp. | 66°C | 66°C | 66°C |
| Max. Activation Temp. | 100°C | 100°C | 100°C |
| Max. Ambient Temperature | 125°C | 125°C | 125°C |
| Humidity | From 0% to 99% relative humidity (for ambient temperatures from -40°C to +40°C); from 0% to 75% relative humidity (for ambient temperatures above 40°C) | From 0% to 99% relative humidity (for ambient temperatures from -40°C to +40°C); from 0% to 75% relative humidity (for ambient temperatures above 40°C) | From 0% to 99% relative humidity (for ambient temperatures from -40°C to +40°C); from 0% to 75% relative humidity (for ambient temperatures above 40°C) |
| Colour | Red | Black | Silver |
| Diameter | 4.83 mm | 6.00 mm | 5.33 mm |
| Minimum curve radius | 60 mm | 100 mm | 75 mm |
| Features | Rigid PVC outer coating, suitable for indoor and outdoor use. Not suitable for direct exposure to sunlight and/or environments containing aggressive chemicals. | Rigid nylon outer coating, UV‑stable and suitable for indoor and outdoor use, even in direct sunlight. Offers excellent resistance to hydrocarbons. | Stainless steel braid for increased mechanical strength and abrasion protection. Suitable for indoor and outdoor use, with limited exposure to direct sunlight, and not suitable for environments containing aggressive chemicals. |
