Fire Code of the Philippines Ebook - SafetySignsPH.com Fire Code of the Philippines eBook - SafetySignsPH | Page 114

b. stairwell or elevator shaft pressurization; c. smoke management or smoke control systems; and d. unlocking of doors 3. The functions specified in para (2) above shall be permitted to be activated by any fire alarm and control system where otherwise not required by this code. Additionally, such a fire alarm and control system shall be permitted to recall elevators, if the activation of the system for this purpose comes only from elevator lobby, hoistway, or associated machine room detectors. G. Location of Controls Operator controls, alarm indicators, and manual communications capability shall be installed in a control center at a convenient location acceptable to the City/Municipal Fire Marshal having jurisdiction. H. Annunciation 1. Where alarm annunciation is required by another section of this IRR, it shall comply with the requirements of the para (2) through para (7) below. 2. Alarm annunciation at the control center shall be by means of audible and visible indicators. 3. For the purposes of alarm annunciation, each floor of the building, other than floors of existing buildings, shall be considered as not less than one zone, unless otherwise permitted by another section of this code. 4. Unless otherwise permitted by another Section of this Code, if a floor area exceeds one thousand eight hundred sixty square meters (1860 m 2 ), additional zoning shall be provided, and the length of any single zone shall not exceed ninety one meters (91 m) in any direction. Exception: where the building is provided with automatic sprinklers throughout, installed in accordance with Section 10.2.6.5 of this IRR, the area of the alarm zone shall be permitted to coincide with the allowable area of the sprinkler zone. 5. A system trouble signal shall be annunciated at the control center by means of audible and visible indicators. 6. A system supervisory signal shall be annunciated at the control center by means of audible and visible indicators. 7. Where the system serves more than one building, each building shall be considered separately. 98