9.10.8.2 — Fire-Resistance Ratings in Sprinklered Buildings

(1) Electrical supervision shall be provided for a fire alarm system. (2) If a fire alarm system in a building is required by Sentence 3.2.4.9. (1) to have an annunciator, each valve controlling water supplies in a standpipe system, except for hose valves, shall be equipped with an electrically supervised switch for transmitting a trouble signal to the annunciator in the event of movement of the valve handle. (3) If a fire alarm system is installed in a building, an automatic sprinkler system shall be electrically supervised to indicate a supervisory signal on the building fire alarm system annunciator for each of the following, (a) movement of a valve handle that controls the supply of water to sprinklers, (b) loss of excess water pressure required to prevent false alarms in a wet pipe system, (c) loss of air pressure in a dry pipe system, (d) loss of air pressure in a pressure tank, (e) a significant change in water level in any water storage container used for firefighting purposes, (f) loss of power to any automatically starting fire pump, and (g) a temperature approaching the freezing point in any dry pipe valve enclosure or water storage container used for firefighting purposes. (4) If a fire alarm system is installed in a building, a fire pump shall be electrically supervised in accordance with NFPA 20, “Installation of Stationary Pumps for Fire Protection”. (5) If a fire alarm system is required in a building, electrical supervision shall be provided to indicate, on the fire alarm system annunciator, a loss of power to a heat tracing cable that is installed to heat, (a) a standpipe riser, (b) a sprinkler line as part of a fire suppression system, or (c) an exit or means of egress to keep it free of ice and snow. (6) In a building regulated by the provisions of Subsection 3.2.6., the indication of a supervisory signal in accordance with Sentence (3) shall be transmitted to a proprietary control centre or to an independent central station.

(1) If a fire alarm system is required to be installed and a single stage system is provided, the system shall be designed to notify the fire department in conformance with Sentence (4) that an alarm signal has been initiated in, (a) a Group A occupancy having an occupant load more than 300, (b) a Group B occupancy, (c) a Group F, Division 1 occupancy, (d) a building regulated by the provisions of Subsection 3.2.6., (e) a building containing interconnected floor space required to conform to Articles 3.2.8.3. to 3.2.8.11., or (f) a retirement home. (2) A fire alarm system that includes waterflow indicating devices shall be designed to notify the fire department, in conformance with Sentence (4), that an alarm has been initiated. (3) If a fire alarm system is required to be installed and a two stage system is provided, the system shall be designed to notify the fire department, in conformance with Sentence (4), that an alert signal has been initiated. (4) Notification of the fire department required by Sentences (1) to (3) shall be by way of, (a) signals to a central station conforming to CAN/ULC-S561, “Installation and Services for Fire Signal Receiving Centres and Systems”, or (b) the municipal fire alarm system. (5) Where a single stage fire alarm system is installed in a building that is not sprinklered, and Sentence (1) does not apply, a legible notice, that is not easily removed, shall be affixed to the wall near each manual pull station stating, (a) that the fire department is to be notified in the event of a fire emergency, and (b) the emergency telephone number for the municipality or the telephone number of the fire department.