Continuous heat detector: at the rated temperature the insulation melts, permitting the conductors to short circuit and generate alarm signal. Two temperature alarm levels are available: 68°C and 105°C.
HDC
SR200 یک آژیر الکترومغناطیسی با کنترل میکروپروسسوری مناسب برای نصب در خارج ساختمان می باشد.
Arguably the single most important fire safety mechanism, electromagnetic door holders guard against the lethal spread of toxic smoke and fumes - by far the greatest cause of death in fires.