These drawings show how to install Fire Alarm Break Glass (BG) or Manual Call Point (MCP) on walls. It has to be mounted on back box installed in the wall. This box (embedded or exposed as specified in the concerned section of the specification) has to be connected through GI / PVC conduit that will have the Firetuff or equivalent cable to be looped for other detectors.
These typical drawings show how to install smoke detectors and heat detectors used in Fire Alarm system on false ceiling. The installation shall be as per the relevant section in the contract specification and drawing has the following major points: Smoke detector mounted on false ceiling with the help of loop in box; Firetuff or equivalent cable run under the RCC slab clipped to the soffit; Cable size shall be 2 core 1.5 sq. mm copper; Cable has to be looped to the detector and tied as shown in the drawing.
The scope of this specification covers the supply, installation, testing and commissioning of an Automatic Fire Detection and Alarm System including wiring. All materials and equipment used in the work shall be ISI approved and installed with a high degree of workmanship. The installation as a whole shall comply in all respects with ISI code of practice for Automatic Fire Alarm System (IS 2189-1976) however, contractor shall comply with the latest or superseded versions of IS/BIS to be used for the complete work.
The Fire Alarm System installation work covered by this section of the specifications includes the furnishing of all labor, equipment, materials, and performance of all operations in connection with the whole Fire Alarm System as shown on the drawings and as herein specified. The requirements of the conditions of the Contract, Supplementary Conditions and General Requirements apply to the work specified in this section.
Fire alarm systems have become increasingly sophisticated and functionally more capable and reliable in recent years. They are designed to fulfil two general requirements: protection of property and assets and protection of life. As a result of state and local codes, the life-safety aspect of fire protection has become a major factor in the last two decades.