{"product_id":"bosch-heat-with-rotary-switches","title":"BOSCH Heat With Rotary Switches","description":"\u003cp\u003eWith the detector types FAH-425-T-R, it is possible to set one of the sensitivity classes listed above in line with planning. In the sensitivity classes A1, A2S and BS, the FAH-425-T-R is operated purely as a thermal maximum detector.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey features\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIn this case, the detector does not activate at below 54 `b0C in class A2S,\u003c\/li\u003e\n\u003cli\u003eand not below 69 `b0C in class BS.\u003c\/li\u003e\n\u003cli\u003eThe sensitivity classes A2S and BS are therefore particularly suitable for applications where higher temperature rates-of-rise occur over a longer period, e.g. in kitchens or boiler rooms.\u003c\/li\u003e\n\u003cli\u003eThe sensitivity classes A1R, A2R and BR indicate that the thermal differential unit is active in addition to the thermal maximum unit.\u003c\/li\u003e\n\u003cli\u003eThese sensitivity classes are especially well-suited for use in unheated buildings where the ambient temperature can vary greatly but high temperature rates-of-rise do not last long.\u003c\/li\u003e\n\u003cli\u003eThe thermal differential unit enables class A1R\/A2R detectors to respond at T\u0026lt;54 `b0C and class\u003c\/li\u003e\n\u003cli\u003eBR detectors at T\u0026lt;69 `b0C.\u003c\/li\u003e\n\u003cli\u003eThe selection of the sensitivity class also depends on the installation height of the detector.\u003c\/li\u003e\n\u003cli\u003eFurthermore, the expected application temperature must be taken into consideration.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BOSCH","offers":[{"title":"Default Title","offer_id":45356880035887,"sku":"FAH-425-T-R","price":299.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/3047\/5311\/files\/fah-425-t-r.jpg?v=1778848767","url":"https:\/\/alcell.co.za\/products\/bosch-heat-with-rotary-switches","provider":"Alcell","version":"1.0","type":"link"}