Fire detection and alarm systems -- Part 27: Point type fire detectors using a smoke sensor in combination with a carbon monoxide sensor and, optionally, one or more heat sensors— 70 стр.
Fire detection and alarm systems -- Part 27: Point-type fire detectors using a scattered-light, transmitted-light or ionization smoke sensor, an d a heat sensor— 68 стр.
Fire detection and alarm systems -- Part 27: Point-type fire detectors using a scattered-light, transmitted-light or ionization smoke sensor, an d a heat sensor— 68 стр.
