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coded keypad
The sounder circuit is protected by a fuse rated at 5A (quick acting)
Unique acoustic self-test
C-Tec NC802DB Conventional Call Point with Button Reset and Remote Socket
Constructed with metal cabinet
Orbis Intrinsically Safe Heat Detector A1R ORB-HT-51146 Ctec Addressable coded keypadThe European Standard EN 54 5 classifies heat detectors to the highest ambient temperature in which they can safely be used without risk of false alarm. The classes are identified by the letters A to G (Class 1 is subdivided into A1 and A2). In addition to the basic classification, detectors may be identified by a suffix to show that they are rate of rise (suffix R) or fixed (static) temperature (suffix S) types. All heat detectors in the Orbis I. S.
