B08_-_Specs_-_FireAlarms.docx

REQUIREMENTS DIGITAL ADDRESSABLE FIRE ALARM SYSTEM

GENERAL

RELATED DOCUMENTS

Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section. The drawing that have been provided show the control units, the pull boxes/stations, smoke detectors, heat detectors, notification appliances, remote annunciators addressable interface devices and alarm transmitters that were installed in the original contract for both the Headquarters and outdoor Classroom. These are not as built drawings. It is up to the bidder to verify the drawings. The replacement system shall include replacing the existing system as is or it shall be improved if the code has changed but as a minimum every component that exists shall be replaced or the existing components be functional when the new system is installed.

This contract shall supply all labor material, design work and equipment to remove and replace all components in both building that are required to upgrade the system so it is current with the latest NFPA, International and Wisconsin Fire Codes in order for the systems to fully function and to communicate to a monitoring company via a telephone line. As stated in other sections any portion of the existing systems such as the existing wiring, control units, the pull boxes/stations, etc., notification appliances, remote annunciators, and addressable interface devices may remain in place as long as they will fully function with the new systems that is proposed. Any components that no longer function or no longer have any use shall be removed by the contractor and disposed of. All new components shall be installed where the existing components are located to the greatest extent possible. The system shall independently operate. The systems shall be able to be monitored. The system shall fully function when complete and the contractor shall include the cost of all necessary components in their proposal to have a fully functioning fire alarm systems.

The Visitor Center/Headquarters Visitor Center Contains approximately the following items the contractor should do their own assessment:

SUMMARY

Section Includes:

Fire-alarm control unit.

Manual fire-alarm boxes.

System smoke detectors.

Notification appliances.

Remote annunciator.

Addressable interface device.

Digital alarm communicator transmitter.

DEFINITIONS

LED: Light-emitting diode.

NICET: National Institute for Certification in Engineering Technologies.

SYSTEM DESCRIPTION

Noncoded addressable system, with automatic sensitivity control of certain smoke detectors and multiplexed signal transmission, dedicated to fire-alarm service only.

performance requirements aCTION SUBMITTALS Product Data: For each type of product indicated.

SPECIAL DOCUMENTATION: “BUY AMERICAN ACT.” All products and materials used on this project shall meet the requirements of the “Buy American Act”. Proof of this requirement shall be furnished with all submittals and shall be included in the O&M manual. Documentation for items not required for formal submittal shall be made available upon request.

Shop Drawings: For fire-alarm system. Include plans, elevations, sections, details, and attachments to other work.

Comply with recommendations in the "Documentation" Section of the "Fundamentals of Fire Alarm Systems" Chapter in NFPA 72.

Include voltage drop calculations for notification appliance circuits.

Include battery-size calculations.

Include performance parameters and installation details for each detector, verifying that each detector is listed for complete range of air velocity, temperature, and humidity possible when air-handling system is operating.

Include floor plans to indicate final outlet locations showing address of each addressable device. Show size and route of cable and conduits.

General Submittal Requirements:

Submittals shall be approved by authorities having jurisdiction prior to submitting them to the Government.

Shop Drawings shall be prepared by persons with the following qualifications:

Trained and certified by manufacturer in fire-alarm system design.

NICET-certified fire-alarm technician, Level III minimum.

Delegated-Design Submittal: For smoke detectors indicated to comply with performance requirements and design criteria, including analysis data signed and sealed by the licensed professional engineer responsible for their preparation.

Drawings showing the location of each smoke detector, ratings of each, and installation details as needed to comply with listing conditions of the detector.

Design Calculations: Calculate requirements for selecting the spacing and sensitivity of detection, complying with NFPA 72.

INFORMATIONAL SUBMITTALS

Qualification Data: For qualified Installer.

Seismic Qualification Certificates: For fire-alarm control unit, accessories, and components, from manufacturer.

Basis for Certification: Indicate whether withstand certification is based on actual test of assembled components or on calculation.

Dimensioned Outline Drawings of Equipment Unit: Identify center of gravity and locate and describe mounting and anchorage provisions.

Detailed description of equipment anchorage devices on which the certification is based and their installation requirements.

Field quality-control reports.

CLOSEOUT SUBMITTALS

Operation and Maintenance Data: For fire-alarm systems and components to include in emergency, operation, and maintenance manuals. In addition to items specified in Section 01-78-23 "Operation and Maintenance Data," include the following:

Comply with the "Records" Section of the "Inspection, Testing and Maintenance" Chapter in NFPA 72.

Provide "Record of Completion Documents" according to NFPA 72 article "Permanent Records" in the "Records" Section of the "Inspection, Testing and Maintenance" Chapter.

Record copy of site-specific software.

Provide "Maintenance, Inspection and Testing Records" according to NFPA 72 article of the same name and include the following:

Frequency of testing of installed components.

Frequency of inspection of installed components.

Requirements and recommendations related to results of maintenance.

Manufacturer's user training manuals.

Manufacturer's required maintenance related to system warranty requirements.

Abbreviated operating instructions for mounting at fire-alarm control unit.

Software and Firmware Operational Documentation:

Software operating and upgrade manuals.

Program Software Backup: On magnetic media or compact disk, complete with data files.

Device address list.

Printout of software application and graphic screens.

MAINTENANCE MATERIAL SUBMITTALS

Furnish extra materials that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

Lamps for Remote Indicating Lamp Units: Quantity equal to 10 percent of amount installed, but no fewer than 1 unit.

Lamps for Strobe Units: Quantity equal to 10 percent of amount installed, but no fewer than 1 unit.

Smoke Detectors: Quantity equal to 10 percent of amount of each type installed, but no fewer than 1 unit of each type.

Detector Bases: Quantity equal to 2 percent of amount of each type installed, but no fewer than 1 unit of each type.

Keys and Tools: One extra set for access to locked and tamper proofed components.

Audible and Visual Notification Appliances: Two of each type installed.

Fuses: Two of each type installed in the system.

QUALITY ASSURANCE

Installer Qualifications: Personnel shall be trained and certified by manufacturer for installation of units required for this Project.

Installer Qualifications: Installation shall be by personnel certified by NICET as fire-alarm Level III technician.

Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, by a qualified testing agency, and marked for intended location and application.

NFPA Certification: Obtain certification according to NFPA 72 by a UL-listed alarm company.

SOFTWARE SERVICE AGREEMENT

Comply with UL 864.

Technical Support: Beginning with Substantial Completion, provide software support for two years.

Upgrade Service: Update software to latest version at Project completion. Install and program software upgrades that become available within two years from date of Substantial Completion. Upgrading software shall include operating system. Upgrade shall include new or revised licenses for use of software.

Provide 30 days' notice to the Government to allow scheduling and access to system and to allow the Government to upgrade computer equipment if necessary.

PRODUCTS

special provisions BUY AMERICAN ACT: All products and materials used on this project shall meet the requirements of the “Buy American Act”. Proof of this requirement shall be furnished with all submittals and shall be included in the O&M manual. Documentation for items not required for formal submittal shall be made available upon request.

mANUFACTURERS Manufacturers: Subject to compliance with requirements, provide products by one of the following:

Edwards, a UTC Fire and Security company.

NOTIFIER; a Honeywell company.

Siemens Building Technologies, Inc.; Fire Safety Division.

SimplexGrinnell LP; a Tyco International company.

SYSTEMS OPERATIONAL DESCRIPTION

Fire-alarm signal initiation shall be by one or more of the following devices and systems:

Manual stations.

Smoke detectors.

Duct smoke detectors.

Verified automatic alarm operation of smoke detector Fire-alarm signal shall initiate the following actions:

Continuously operate alarm notification appliances.

Identify alarm at fire-alarm control unit and remote annunciator.

Transmit an alarm signal to the remote alarm receiving station.

Switch heating, ventilating, and air-conditioning equipment controls to fire-alarm mode.

Close smoke dampers in air ducts of designated air-conditioning duct systems.

Record events in the system memory.

System trouble signal initiation shall be by one or more of the following devices and actions:

Open circuits, shorts, and grounds in designated circuits.

Opening, tampering with, or removing alarm-initiating and supervisory signal-initiating devices.

Loss of primary power at fire-alarm control unit.

Ground or a single break in fire-alarm control unit internal circuits.

Abnormal ac voltage at fire-alarm control unit.

Break in standby battery circuitry.

Failure of battery charging.

Abnormal position of any switch at fire-alarm control unit or annunciator.

System Trouble and Supervisory Signal Actions: Initiate notification appliance and annunciate at fire-alarm control unit and remote annunciator.

performance requirements fIRE-ALARM CONTROL UNIT General Requirements for Fire-Alarm Control Unit:

Field-programmable, microprocessor-based, modular, power-limited design with electronic modules, complying with UL 864 and listed and labeled by an NRTL.

System software and programs shall be held in flash electrically erasable programmable read-only memory (EEPROM), retaining the information through failure of primary and secondary power supplies.

Include a real-time clock for time annotation of events on the event recorder.

Addressable initiation devices that communicate device identity and status.

Smoke sensors shall additionally communicate sensitivity setting and allow for adjustment of sensitivity at fire-alarm control unit.

Temperature sensors shall additionally test for and communicate the sensitivity range of the device.

Addressable control circuits for operation of mechanical equipment.

Alphanumeric Display and System Controls: Arranged for interface between human operator at fire-alarm control unit and addressable system components including annunciation and supervision. Display alarm, supervisory, and component status messages and the programming and control menu.

Annunciator and Display: Liquid-crystal type, 2 line(s) of 40 characters, minimum.

Keypad: Arranged to permit entry and execution of programming, display, and control commands and to indicate control commands to be entered into the system for control of smoke-detector sensitivity and other parameters.

Circuits:

Styles for Class B are examples only. Style 4 is most common for Class B signaling line circuits.

Initiating Device, Notification Appliance, and Signaling Line Circuits: NFPA 72, Class B.

Initiating Device Circuits: Style B.

Notification Appliance Circuits: Style Y.

Signaling Line Circuits: Style 4.

Install no more than 50 addressable devices on each signaling line circuit.

Retain subparagraph below for connection of system printer and remote annunciators. Insert requirements if other accessories are added to fire-alarm control unit. Verify that specified system uses serial interfaces for accessories.

Serial Interfaces: Two RS-232 ports for printers.

Retain first paragraph below for systems with smoke-alarm verification. Alarm verification is generally not recommended for duct smoke detectors.

Smoke-Alarm Verification:

Initiate audible and visible indication of an "alarm-verification" signal at fire-alarm control unit.

Activate an NRTL-listed and -approved "alarm-verification" sequence at fire-alarm control unit and detector.

Record events in the system memory.

Sound general alarm if the alarm is verified.

Cancel fire-alarm control unit indication and system reset if the alarm is not verified.

Retain first paragraph below for analog-addressable systems with analog-addressable smoke detectors. For alarm verification, confirm that specified detector type is available with alarm verification.

Remote Smoke-Detector Sensitivity Adjustment: Controls shall select specific addressable smoke detectors for adjustment, display their current status and sensitivity settings, and change those settings. Allow controls to be used to program repetitive, time-scheduled, and automated changes in sensitivity of specific detector groups. Record sensitivity adjustments and sensitivity-adjustment schedule changes in system memory.

Transmission to Remote Alarm Receiving Station: Automatically transmit alarm, supervisory, and trouble signals to a remote alarm station.

Retain first paragraph below if printers are part of system.

First paragraph below is for two-wire supply; revise if three-wire supply or an external dc supply is provided.

Primary Power: 24-V dc obtained from 120-V ac service and a power-supply module. Initiating devices, notification appliances, signaling lines, trouble signals, supervisory signals and supervisory and digital alarm communicator transmitters shall be powered by 24-V dc source.

Alarm current draw of entire fire-alarm system shall not exceed 80 percent of the power-supply module rating.

Secondary Power: 24-V dc supply system with batteries, automatic battery charger, and automatic transfer switch.

Batteries: Sealed lead calcium.

Retain paragraph below to require printed instructions for projects in which a new fire-alarm control unit is provided or if functions of an existing fire-alarm control unit are modified.

Instructions: Computer printout or typewritten instruction card mounted behind a plastic or glass cover in a stainless-steel or aluminum frame. Include interpretation and describe appropriate response for displays and signals. Briefly describe the functional operation of the system under normal, alarm, and trouble conditions.

MANUAL FIRE-ALARM BOXES

General Requirements for Manual Fire-Alarm Boxes: Comply with UL 38. Boxes shall be finished in red with molded, raised-letter operating instructions in contrasting color; shall show visible indication of operation; and shall be mounted on recessed outlet box. If indicated as surface mounted, provide manufacturer's surface back box.

Single-action mechanism, pull-lever type; with integral addressable module arranged to communicate manual-station status (normal, alarm, or trouble) to fire-alarm control unit.

Station Reset: Key- or wrench-operated switch.

SYSTEM SMOKE DETECTORS

General Requirements for System Smoke Detectors:

UL 268 covers detectors that are part of a fire-alarm system and detectors intended solely for control of releasing devices such as door holders and dampers. Single- or multiple-station, nonsystem smoke detector/alarm units for residential units are specified in "Nonsystem Smoke Detectors" Article. See Editing Instruction No. 9 in the Evaluations for discussion about detector locations.

Comply with UL 268; operating at 24-V dc, nominal.

In first subparagraph below, retain first option for additions to existing four-wire systems or if detector auxiliary contacts are used for critical control functions such as air-handler shutdowns. Otherwise, retain type based on class of initiating device circuit.

Detectors shall be two-wire type.

Retain one or both of first two subparagraphs below. If retaining both, indicate detector types on Drawings.

Base Mounting: Detector and associated electronic components shall be mounted in a twist-lock module that connects to a fixed base. Provide terminals in the fixed base for connection to building wiring.

Self-Restoring: Detectors do not require resetting or readjustment after actuation to restore them to normal operation.

Integral Visual-Indicating Light: LED type indicating detector has operated and power-on status.

Photoelectric Smoke Detectors:

Detector address shall be accessible from fire-alarm control unit and shall be able to identify the detector's location within the system and its sensitivity setting.

An operator at fire-alarm control unit, having the designated access level, shall be able to manually access the following for each detector:

Primary status.

Device type.

Present average value.

Present sensitivity selected.

Sensor range (normal, dirty, etc.).

Coordinate paragraph below with Drawings for power supply and fire-alarm control unit connections. Review two- and four-wire options in "General Requirements for System Smoke Detectors" Paragraph. Delete paragraph below and retain "Nonsystem Smoke Detectors" Article for two-wire, standalone operation.

Duct Smoke Detectors: Photoelectric type complying with UL 268A.

Detector address shall be accessible from fire-alarm control unit and shall be able to identify the detector's location within the system and its sensitivity setting.

An operator at fire-alarm control unit, having the designated access level, shall be able to manually access the following for each detector:

Primary status.

Device type.

Present average value.

Present sensitivity selected.

Sensor range (normal, dirty, etc.).

Weatherproof Duct Housing Enclosure: NEMA 250, Type 4X; NRTL listed for use with the supplied detector.

Sampling Tubes: Design and dimensions as recommended by manufacturer for specific duct size, air velocity, and installation conditions where applied.

NOTIFICATION APPLIANCES

General Requirements for Notification Appliances: Connected to notification appliance signal circuits, zoned as indicated, equipped for mounting as indicated and with screw terminals for system connections.

Combination Devices: Factory-integrated audible and visible devices in a single-mounting assembly, equipped for mounting as indicated and with screw terminals for system connections.

Horns: Electric-vibrating-polarized type, 24-V dc; with provision for housing the operating mechanism behind a grille. Comply with UL 464. Horns shall produce a sound-pressure level of 90 dBA, measured 10 feet (3 m) from the horn, using the coded signal prescribed in UL 464 test protocol.

Visible Notification Appliances: Xenon strobe lights comply with UL 1971, with clear or nominal white polycarbonate lens mounted on an aluminum faceplate. The word "FIRE" is engraved in minimum 1-inch- (25-mm-) high letters on the lens.

Rated Light Output:

15/30/75/110 cd, selectable in the field.

Mounting: Wall mounted unless otherwise indicated.

Flashing shall be in a temporal pattern, synchronized with other units.

Strobe Leads: Factory connected to screw terminals.

Mounting Faceplate: Factory finished, white.

REMOTE ANNUNCIATOR

Description: Annunciator functions shall match those of fire-alarm control unit for alarm, supervisory, and trouble indications. Manual switching functions shall match those of fire-alarm control unit, including acknowledging, silencing, resetting, and testing.

Mounting: Flush cabinet, NEMA 250, Type 1.

Display Type and Functional Performance: Alphanumeric display and LED indicating lights shall match those of fire-alarm control unit. Provide controls to acknowledge, silence, reset, and test functions for alarm, supervisory, and trouble signals.

ADDRESSABLE INTERFACE DEVICE

Description: Microelectronic monitor module, NRTL listed for use in providing a system address for alarm-initiating devices for wired applications with normally open contacts.

DIGITAL ALARM COMMUNICATOR TRANSMITTER

Digital alarm communicator transmitter shall be acceptable to the remote central station and shall comply with UL 632 and be listed and labeled by an NRTL. Remote central monitoring provided by Tech Electronics, St. Louis.

Functional Performance: Unit shall receive an alarm, supervisory, or trouble signal from fire-alarm control unit and automatically capture two telephone lines and dial a preset number for a remote central station. When contact is made with central station(s), signals shall be transmitted. If service on either line is interrupted for longer than 45 seconds, transmitter shall initiate a local trouble signal and transmit the signal indicating loss of telephone line to the remote alarm receiving station over the remaining line. Transmitter shall automatically report telephone service restoration to the central station. If service is lost on both telephone lines, transmitter shall initiate the local trouble signal.

Local functions and display at the digital alarm communicator transmitter shall include the following:

Verification that both telephone lines are available.

Programming device.

LED display.

Manual test report function and manual transmission clear indication.

Communications failure with the central station or fire-alarm control unit.

Digital data transmission shall include the following:

Address of the alarm-initiating device.

Address of the supervisory signal.

Address of the trouble-initiating device.

Loss of ac supply or loss of power.

Low battery.

Abnormal test signal.

Communication bus failure.

Secondary Power: Integral rechargeable battery and automatic charger.

Self-Test: Conducted automatically every 24 hours with report transmitted to central station.

EXECUTION

EQUIPMENT INSTALLATION

Comply with NFPA 72 for installation of fire-alarm equipment.

Equipment Mounting: Install fire alarm control unit and other wall-mounted equipment, with tops of cabinets not more than 72 inches (1830 mm) above the finished floor.

Comply with requirements for seismic-restraint devices specified in Section 26-05-48 "Seismic Controls for Electrical Systems.”

Smoke-Detector Spacing:

Comply with NFPA 72, "Smoke-Sensing Fire Detectors" Section in the "Initiating Devices" Chapter, for smoke-detector spacing.

Smooth ceiling spacing shall not exceed 30 feet (9 m).

Spacing of detectors for irregular areas, for irregular ceiling construction, and for high ceiling areas shall be determined according to Appendix A in NFPA 72.

HVAC: Locate detectors not closer than 3 feet (1 m) from air-supply diffuser or return-air opening.

Lighting Fixtures: Locate detectors not closer than 12 inches (300 mm) from any part of a lighting fixture.

Duct Smoke Detectors: Comply with NFPA 72 and NFPA 90A. Install sampling tubes so they extend the full width of duct.

Remote Status and Alarm Indicators: Install near each smoke detector and each sprinkler water-flow switch and valve-tamper switch that is not readily visible from normal viewing position.

Audible Alarm-Indicating Devices: Install not less than 6 inches (150 mm) below the ceiling. Install horns on flush-mounted back boxes with the device-operating mechanism concealed behind a grille.

Visible Alarm-Indicating Devices: Install adjacent to each alarm horn and at least 6 inches (150 mm) below the ceiling.

Device Location-Indicating Lights: Locate in public space near the device they monitor.

Fire-Alarm Control Unit: Surface mounted, with tops of cabinets not more than 72 inches (1830 mm) above the finished floor.

Annunciator: Install with top of panel not more than 72 inches (1830 mm) above the finished floor.

CONNECTIONS

Make addressable connections with a supervised interface device to the following devices and systems. Install the interface device less than 3 feet (1 m) from the device controlled. Make an addressable confirmation connection when such feedback is available at the device or system being controlled.

Smoke dampers in air ducts of designated air-conditioning duct systems.

IDENTIFICATION

Identify system components, wiring, cabling, and terminals. Comply with requirements for identification specified in Section 26-05-53 "Identification for Electrical Systems."

Install framed instructions in a location visible from fire-alarm control unit.

GROUNDING

Ground fire-alarm control unit and associated circuits; comply with IEEE 1100. Install a ground wire from main service ground to fire-alarm control unit.

FIELD QUALITY CONTROL

Field tests shall be witnessed by Authorities Having Jurisdiction.

Perform tests and inspections.

Manufacturer's Field Service: Engage a factory-authorized service representative to inspect components, assemblies, and equipment installations, including connections, and to assist in testing.

Tests and Inspections:

Visual Inspection: Conduct visual inspection prior to testing.

Inspection shall be based on completed Record Drawings and system documentation that is required by NFPA 72 in its "Completion Documents, Preparation" Table in the "Documentation" Section of the "Fundamentals of Fire Alarm Systems" Chapter.

Comply with "Visual Inspection Frequencies" Table in the "Inspection" Section of the "Inspection, Testing and Maintenance" Chapter in NFPA 72; retain the "Initial/Reacceptance" column and list only the installed components.

System Testing: Comply with "Test Methods" Table in the "Testing" Section of the "Inspection, Testing and Maintenance" Chapter in NFPA 72.

Test audible appliances for the public operating mode according to manufacturer's written instructions. Perform the test using a portable sound-level meter complying with Type 2 requirements in ANSI S1.4.

Test visible appliances for the public operating mode according to manufacturer's written instructions.

Factory-authorized service representative shall prepare the "Fire Alarm System Record of Completion" in the "Documentation" Section of the "Fundamentals of Fire Alarm Systems" Chapter in NFPA 72 and the "Inspection and Testing Form" in the "Records" Section of the "Inspection, Testing and Maintenance" Chapter in NFPA 72.

Reacceptance Testing: Perform reacceptance testing to verify the proper operation of added or replaced devices and appliances.

Fire-alarm system will be considered defective if it does not pass tests and inspections.

Prepare test and inspection reports.

Maintenance Test and Inspection: Perform tests and inspections listed for weekly, monthly, quarterly, and semiannual periods. Use forms developed for initial tests and inspections.

Annual Test and Inspection: One year after date of Substantial Completion, test fire-alarm system complying with visual and testing inspection requirements in NFPA 72. Use forms developed for initial tests and inspections.

DEMONSTRATION

Engage a factory-authorized service representative to train the Government's maintenance personnel to adjust, operate, and maintain the fire-alarm system.

END OF SECTION