The Notifier NFS3-EXT is a single-area, 3-zone extinguishant releasing control panel for small to medium fixed fire-fighting installations. It is approved to EN 12094-1 (BS EN 12094-1 Class A) and complies with EN 54-2 and EN 54-4.
Extinguishant release can be configured to activate from any combination of detection zone inputs, for example any two from three, as needed for ceiling void, room and floor void detection. A large LED display handles configuration and control and shows the time remaining until extinguishant release.
Key features
- Three detection zones as standard
- Configurable input combinations, delay options and non-latching zone
- Configurable extinguishant duration timer
- Countdown timer display, duplicated on up to seven remote status units
- Full remote repeater capability (NFS-10LU) and optional auxiliary I/O board (NFS-AUX)
- Extract fan control
- All electronics on a single, easily removable steel plate with quick-release door, allowing a back box first fix
- Knock-outs on the top and rear for cable entry
Technical specifications
- Dimensions: 310 mm (H) x 385 mm (W) x 90 mm (D)
- Weight: 5 kg (without batteries)
- Supply rating: 230 V AC +10% -15%, 50/60 Hz, 1.6 A
- Power supply rating: 3 A total including battery charge, 28 V DC ± 2 V
- Operating temperature: -5 °C to +50 °C
- Relative humidity: 5% to 95%, non-condensing
- Ingress protection: IP30
- Standards: EN 12094-1, EN 54-2, EN 54-4
