Att15_Section_283100_-_Addressable_Fire-Alarm_Systems_0001.pdf

August 2024 NIFC 440-Boise Air Center

ADDRESSABLE FIRE-ALARM SYSTEMS

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PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY

A. Section Includes:

1. Addressable fire-alarm system.

2. Fire-alarm control unit (FACU).

3. Manual fire-alarm boxes.

4. System smoke detectors.

5. Duct smoke detectors.

6. Heat detectors.

7. Continuous linear heat detector system.

8. Air-sampling smoke detectors.

9. Fire-alarm notification appliances.

10. Fire-alarm graphic annunciators.

11. Fire-alarm remote annunciators.

12. Fire-alarm addressable interface devices.

13. Digital alarm communicator transmitters (DACTs).

1.3 DEFINITIONS

A. DACT: Digital alarm communicator transmitter.

B. EMT: Electrical metallic tubing.

C. FACU: Fire-alarm control unit.

D. NICET: National Institute for Certification in Engineering Technologies.

E. PC: Personal computer.

F. Voltage Class: For specified circuits and equipment, voltage classes are defined as follows:

1. Control Voltage: Listed and labeled for use in remote-control, signaling, and power-limited circuits supplied by a Class 2 or Class 3 power supply having rated output not greater than 150 V and 5 A, allowing use of alternate wiring methods complying with NFPA 70, Article 725.

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2. Low Voltage: Listed and labeled for use in circuits supplied by a Class 1 or other power supply having rated output not greater than 1000 V, requiring use of wiring methods complying with NFPA 70, Article 300, Part I.

1.4 ACTION SUBMITTALS

A. Approved Permit Submittal: Submittals must be approved by authorities having jurisdiction prior to submitting them to Contracting Officer.

B. Submittals shall be complete and include all information required in parts D and E below.

Partial submittals will not be reviewed and automatically stamped “REVISE & RESUBMIT” and returned to the contractor.

C. Submittals provided in digital (.pdf) format will be acceptable.

1. Digital file names shall include project name and revision number and in the following format: [PROJECTNAME]_FIRE ALARM SUBMITTAL_R[0].pdf

D. Product Data: For each type of product, including furnished options and accessories.

1. Include construction details, material descriptions, dimensions, profiles, and finishes.

2. Include rated capacities, operating characteristics, and electrical characteristics.

3. Model-specific information shall be highlighted for clarity on documents encompassing multiple types of devices.

E. Shop Drawings: For fire-alarm system.

1. Comply with recommendations and requirements in "Documentation" section of NFPA 72 for Shop Drawings (Installation Documentation).

2. Include plans, elevations, sections, and details, including details of attachments to other Work.

3. Include details of equipment assemblies. Indicate dimensions, weights, loads, required clearances, method of field assembly, components, and locations. Indicate conductor sizes, indicate termination locations and requirements, and distinguish between factory and field wiring.

4. Annunciator panel details as required by authorities having jurisdiction.

5. Detail assembly and support requirements.

6. Include voltage drop calculations for notification-appliance circuits.

7. Include wire routing of all notification-appliance circuits including the locations of all end-of-line devices.

8. Include battery-size calculations and battery sizes being provided.

9. Include input/output matrix.

10. Include performance parameters and installation details for each detector.

11. Verify that each duct detector is listed for complete range of air velocity, temperature, and humidity possible when air-handling system is operating.

12. Provide program report showing that air-sampling detector pipe layout balances pneumatically within airflow range of air-sampling detector.

13. Provide control wiring diagrams for fire-alarm interface to HVAC; coordinate location of duct smoke detectors and access to them.

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a. Show critical dimensions that relate to placement and support of sampling tubes, detector housing, and remote status and alarm indicators.

b. Show field wiring and equipment required for HVAC unit shutdown on alarm.

c. Locate detectors in accordance with manufacturer's written instructions.

d. Show air-sampling detector pipe routing.

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

F. Re-submittals

1. Submittals returned and requiring revisions or corrections shall be re-submitted in their entirety with all revisions applied and highlighted. Partial submittal documents will be rejected.

1.5 INFORMATIONAL SUBMITTALS

A. Certificates (copies of):

1. Contractors license as required by the state project is located in.

2. Manufacturer’s certification of installing personnel for equipment supplied.

3. NICET Certification (Fire Alarm Systems) of installing technicians.

B. Field quality-control reports.

1.6 CLOSEOUT SUBMITTALS

A. Operation and Maintenance Data: For fire-alarm systems and components to include in emergency, operation, and maintenance manuals.

1. In addition to items specified in other sections, include the following:

a. Comply with "Records" section of "Inspection, Testing and Maintenance" chapter in NFPA 72.

b. Provide "Fire-Alarm and Emergency Communications System Record of Completion Documents" in accordance with "Completion Documents" Article in "Documentation" section of "Fundamentals" chapter in NFPA 72.

c. Complete wiring diagrams showing connections between devices and equipment.

Each conductor must be numbered at every junction point with indication of origination and termination points.

d. Riser diagram.

e. Device addresses.

f. Air-sampling system sample port locations and modeling program report showing layout meets performance criteria.

g. Record copy of site-specific software.

h. Provide "Inspection and Testing Form" in accordance with "Inspection, Testing and Maintenance" chapter in NFPA 72, and include the following:

1) Equipment tested.

2) Frequency of testing of installed components.

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3) Frequency of inspection of installed components.

4) Requirements and recommendations related to results of maintenance.

5) Manufacturer's user training manuals.

i. Manufacturer's required maintenance related to system warranty requirements.

j. Abbreviated operating instructions for mounting at FACU and each annunciator unit.

B. Software and Firmware Operational Documentation:

1. Software operating and upgrade manuals.

2. Program Software Backup: On USB media.

3. Device address list.

4. Printout of software application and graphic screens.

1.7 MAINTENANCE MATERIAL SUBMITTALS

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

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

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

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

4. Audible and Visual Notification Appliances: One of each type installed.

5. Filters for Air-Sampling Detectors: Two of each type installed, but no fewer than one unit of each type.

1.8 QUALITY ASSURANCE

A. Installer Qualifications:

1. Personnel must be trained and certified by manufacturer for installation of units required for this Project.

2. Installation must be by personnel certified by NICET as fire-alarm Level II (minimum) technician.

3. Obtain certification by NRTL in accordance with NFPA 72.

4. Licensed or certified by authorities having jurisdiction.

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1.9 FIELD CONDITIONS

1.10 WARRANTY

A. Special Warranty: Manufacturer agrees to repair or replace fire-alarm system equipment and components that fail because of defects in materials or workmanship within specified warranty period.

1. Warranty Period: One year from date of Substantial Completion.

PART 2 - PRODUCTS

2.1 ADDRESSABLE FIRE-ALARM SYSTEM

A. Description:

1. Noncoded, UL-certified or FM Global-placarded addressable system, with multiplexed signal transmission and horn-and-strobe notification for evacuation.

B. Performance Criteria:

1. Regulatory Requirements:

a. Fire-Alarm Components, Devices, and Accessories: Listed and labeled by a NRTL in accordance with NFPA 70 for use with selected fire-alarm system and marked for intended location and application.

2. General Characteristics:

a. Automatic sensitivity control of certain smoke detectors.

b. Fire-alarm signal initiation must be by one or more of the following devices:

1) Manual stations.

2) Heat detectors.

3) Smoke detectors.

4) Automatic sprinkler system water flow.

c. Fire-alarm signal must initiate the following actions:

1) Continuously operate alarm notification appliances.

2) Identify alarm and specific initiating device at FACU and remote annunciators.

3) Transmit alarm signal to remote alarm receiving station.

4) Unlock electric door locks in designated egress paths.

5) Release fire and smoke doors held open by magnetic door holders.

6) Switch HVAC equipment controls to fire-alarm mode.

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

8) Record events in system memory.

d. Supervisory signal initiation must be by one or more of the following devices and actions:

1) Valve supervisory switch.

2) Zones or individual devices have been disabled.

3) Duct smoke detection associated with HVAC system.

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

1) Open circuits, shorts, and grounds in designated circuits.

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

3) Loss of communication with addressable sensor, input module, relay, control module, remote annunciator, printer interface, or Ethernet module.

4) Loss of primary power at FACU.

5) Ground or single break in internal circuits of FACU.

6) Abnormal ac voltage at FACU.

7) Break in standby battery circuitry.

8) Failure of battery charging.

9) Abnormal position of switch at FACU or annunciator.

f. System Supervisory Signal Actions:

1) Initiate notification appliances.

2) Identify specific device initiating event at FACU and remote annunciators.

3) After time delay of 200 seconds, transmit trouble or supervisory signal to remote alarm receiving station.

4) Transmit system status to building management system.

5) Display system status on remote annunciator.

g. Network Communications:

1) Provide network communications for fire-alarm system in accordance with fire-alarm manufacturer's written instructions.

2) Provide network communications pathway per manufacturer's written instructions and requirements in NFPA 72 and NFPA 70.

h. Device Guards:

1) Description: Welded wire mesh of size and shape for manual station, smoke detector, gong, or other device requiring protection.

a) Factory fabricated and furnished by device manufacturer.

b) Finish: Paint of color to match protected device.

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i. Document Storage Box:

1) Description: Enclosure to accommodate standard 8-1/2-by-11 inch manuals and loose document records. Legend sheet will be permanently attached to door for system required documentation, key contacts, and system information. Provide two key ring holders with location to mount standard business cards for key contact personnel.

2) Material and Finish: 18-gauge cold-rolled steel; four mounting holes.

3) Color: Red powder-coat epoxy finish.

4) Labeling: Permanently screened with 1 inch high lettering "FIRE ALARM

SYSTEM RECORD DOCUMENTS" with white indelible ink.

5) Security: Locked with 3/4 inch barrel lock. Provide solid 12 inch stainless steel piano hinge.

2.2 FIRE-ALARM CONTROL UNIT (FACU)

A. Description: Field-programmable, microprocessor-based, modular, power-limited design with electronic modules.

B. Performance Criteria:

1. Regulatory Requirements: Comply with NFPA 72 and UL 864.

2. General Characteristics:

a. System software and programs must be held in nonvolatile flash, electrically erasable, programmable, read-only memory, retaining information through failure of primary and secondary power supplies.

b. Include real-time clock for time annotation of events on event recorder and printer.

c. Provide communication between FACU and remote circuit interface panels, annunciators, and displays.

d. FACU must be listed for connection to central-station signaling system service.

e. Provide nonvolatile memory for system database, logic, and operating system and event history. System must require no manual input to initialize in the event of complete power down condition. FACU must provide minimum 500-event history log.

f. Addressable Initiation Device Circuits: FACU must indicate which communication zones have been silenced and must provide selective silencing of alarm notification appliance by building communication zone.

1) Addressable Control Circuits for Operation of Notification Appliances and Mechanical Equipment: FACU must be listed for releasing service.

g. Fire-Alarm Annunciator: Arranged for interface between human operator at FACU and addressable system components including annunciation and supervision.

Display alarm, supervisory, and component status messages and programming and control menu.

1) Annunciator and Display: LCD, 80 characters, minimum.

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2) Keypad: Arranged to permit entry and execution of programming, display, and control commands.

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

1) Annunciator and Display: LCD, two line(s) of 40 characters, minimum.

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

i. Initiating-Device, Notification-Appliance, and Signaling-Line Circuits:

1) Pathway Class Designations: NFPA 72, Class A.

2) Pathway Survivability: Level 1.

3) Install no more than 75% addressable devices on each signaling-line circuit.

4) Install fault circuit isolators to comply with circuit performance requirements of NFPA 72 or with manufacturer's written instructions, whichever is more conservative.

j. Serial Interfaces:

1) One dedicated RS 485 port for remote station operation using point

ID DACT.

2) One RS 485 port for remote annunciators, Ethernet module, or multi-interface module (printer port).

3) One USB or RS 232 port for PC configuration.

4) One RS 232 port for air-aspirating smoke detector connection.

5) One RS 232 port for voice evacuation interface.

k. Stairwell Pressurization: Provide output signal using addressable relay to start stairwell pressurization system. Signal must remain on until alarm conditions are cleared and fire-alarm system is reset. Signal must not stop in response to alarm acknowledge or signal silence commands.

1) Pressurization starts when alarm is received at FACU.

2) Alarm signals from smoke detectors at pressurization air supplies have higher priority than other alarm signals that start system.

l. Smoke-Alarm Verification:

1) Initiate audible and visible indication of "alarm-verification" signal at

FACU.

2) Activate approved "alarm-verification" sequence at FACU and detector.

3) Record events by system printer.

4) Sound general alarm if alarm is verified.

5) Cancel FACU indication and system reset if alarm is not verified.

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m. Notification-Appliance Circuit:

1) Audible appliances must sound in three-pulse temporal pattern, as defined in

NFPA 72.

2) Where notification appliances provide signals to sleeping areas, alarm signal must be 520 Hz square wave with intensity 15 dB above average ambient sound level or 5 dB above maximum sound level, or at least 75 dB(A-weighted), whichever is greater, measured at pillow.

3) Visual alarm appliances must flash in synchronization where multiple appliances are in same field of view, as defined in NFPA 72.

n. Remote Smoke-Detector Sensitivity Adjustment: Controls must 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, and print out final adjusted values on system printer.

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

p. Indicate number of alarm channels for automatic, simultaneous transmission of different announcements to different zones or for manual transmission of announcements by use of central-control microphone. Amplifiers must comply with UL 1711.

1) Allow application of, and evacuation signal to, indicated number of zones and simultaneously allow voice paging to other zones selectively or in combination.

2) Programmable tone and message sequence selection.

3) Standard digitally recorded messages for "Evacuation" and "All Clear."

4) Generate tones to be sequenced with audio messages of type recommended by NFPA 72 and that are compatible with tone patterns of notification-appliance circuits of FACU.

q. Status Annunciator: Indicate status of various voice/alarm speaker zones and status of firefighters' two-way telephone communication zones.

r. Preamplifiers, amplifiers, and tone generators must automatically transfer to backup units, on primary equipment failure.

s. Printout of Events: On receipt of signal, print alarm, supervisory, and trouble events. Identify zone, device, and function. Include type of signal (alarm, supervisory, or trouble) and date and time of occurrence. Differentiate alarm signals from other printed indications. Also, print system reset event, including same information for device, location, date, and time. Commands initiate printing of list of existing alarm, supervisory, and trouble conditions in system and historical log of events.

t. Primary Power: 24 V(dc) obtained from 120 V(ac) service and power-supply module. Initiating devices, notification appliances, signaling lines, trouble signals, and supervisory signals must be powered by 24 V(dc) source.

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

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

w. Batteries: Sealed lead calcium.

C. Accessories:

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

2. Preaction System Functionality:

a. Initiate Presignal Alarm: This function must cause audible and visual alarm and indication to be provided at FACU. Activation of initiation device connected as part of preaction system must be annunciated at FACU only, without activation of general evacuation alarm.

2.3 MANUAL FIRE-ALARM BOXES

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

1. Single-action mechanism, breaking-glass or plastic-rod, or pull-lever type; with integral addressable module arranged to communicate manual-station status (normal, alarm, or trouble) to FACU.

2. Double-action mechanism requiring two actions to initiate alarm, breaking-glass or plastic-rod, or pull-lever type; with integral or attached addressable module arranged to communicate manual-station status (normal, alarm, or trouble) to FACU.

3. Station Reset: Key- or wrench-operated switch.

4. Indoor Protective Shield: Factory-fabricated, clear plastic enclosure hinged at top to permit lifting for access to initiate alarm. Lifting cover actuates integral battery-powered audible horn intended to discourage false-alarm operation.

5. Weatherproof Protective Shield: Factory-fabricated, clear plastic enclosure hinged at top to permit lifting for access to initiate alarm.

6. Able to perform at up to 90 percent relative humidity at 90 deg F.

7. Material: Manual stations made of Lexan polycarbonate.

8. Able to be used in indoor areas.

2.4 SYSTEM SMOKE DETECTORS

A. Photoelectric Smoke Detectors:

1. Performance Criteria:

a. Regulatory Requirements:

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1) NFPA 72.

2) UL 268.

b. General Characteristics:

1) Detectors must be two-wire type.

2) Integral Addressable Module: Arranged to communicate detector status

(normal, alarm, or trouble) to FACU.

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

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

5) Integral Visual-Indicating Light: LED type, indicating detector has operated.

6) Detector address must be accessible from FACU and must be able to identify detector's location within system and its sensitivity setting.

7) Operator at FACU, having designated access level, must be able to manually access the following for each detector:

a) Primary status.

b) Device type.

c) Present average value.

d) Present sensitivity selected.

e) Sensor range (normal, dirty, etc.).

8) Detector must have functional humidity range within 10 to 90 percent relative humidity.

9) Color: White.

10) Remote Control: Unless otherwise indicated, detectors must be digital-addressable type, individually monitored at FACU for calibration, sensitivity, and alarm condition.

11) Rate-of-rise temperature characteristic of combination smoke- and heat-detection units must be selectable at FACU for 15 or 20 deg F per minute.

12) Fixed-temperature sensing characteristic of combination smoke- and heat-detection units must be independent of rate-of-rise sensing and must be settable at FACU to operate at 135 or 155 deg F.

13) Multiple levels of detection sensitivity for each sensor.

14) Sensitivity levels based on time of day.

B. Ionization Smoke Detectors:

1. Performance Criteria:

a. Regulatory Requirements:

1) UL 268.

b. General Characteristics:

1) Detectors must be two-wire type.

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2) Integral Addressable Module: Arranged to communicate detector status (normal, alarm, or trouble) to FACU.

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

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

5) Integral Visual-Indicating Light: LED type, indicating detector has operated.

6) Detector address must be accessible from FACU and must be able to identify detector's location within system and its sensitivity setting.

7) Operator at FACU, having designated access level, must be able to manually access the following for each detector:

a) Primary status.

b) Device type.

c) Present average value.

d) Present sensitivity selected.

e) Sensor range (normal, dirty, etc.).

8) Detector must have functional humidity range within 10 to 90 percent relative humidity.

9) Color: White.

10) Remote Control: Unless otherwise indicated, detectors must be digital-addressable type, individually monitored at FACU for calibration, sensitivity, and alarm condition.

11) Rate-of-rise temperature characteristic of combination smoke- and heat-detection units must be selectable at FACU for 15 or 20 deg F per minute.

12) Fixed-temperature sensing characteristic of combination smoke- and heat-detection units must be independent of rate-of-rise sensing and must be settable at FACU to operate at 135 or 155 deg F.

13) Multiple levels of detection sensitivity for each sensor.

14) Sensitivity levels based on time of day.

2.5 DUCT SMOKE DETECTORS

A. Description: Photoelectric-type, duct-mounted smoke detector.

B. Performance Criteria:

1. Regulatory Requirements:

a. NFPA 72.

b. UL 268A.

2. General Characteristics:

a. Detectors must be two-wire type.

b. Integral Addressable Module: Arranged to communicate detector status (normal, alarm, or trouble) to FACU.

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

d. Integral Visual-Indicating Light: LED type, indicating detector has operated.

e. Detector address must be accessible from FACU and must be able to identify detector's location within system and its sensitivity setting.

f. Operator at FACU, having designated access level, must be able to manually access the following for each detector:

1) Primary status.

2) Device type.

3) Present average value.

4) Present sensitivity selected.

5) Sensor range (normal, dirty, etc.).

g. Weatherproof Duct Housing Enclosure: NEMA 250, Type 4X; NRTL listed for use with supplied detector for smoke detection in HVAC system ducts.

h. Each sensor must have multiple levels of detection sensitivity.

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

j. Relay Fan Shutdown: Fully programmable relay rated to interrupt fan motor-control circuit.

2.6 HEAT DETECTORS

A. Combination-Type Heat Detectors:

1. Performance Criteria:

a. Regulatory Requirements:

1) NFPA 72.

2) UL 521.

b. General Characteristics:

1) Temperature sensors must test for and communicate sensitivity range of device.

c. Actuated by fixed temperature of 135 deg F or rate of rise that exceeds 15 deg F per minute unless otherwise indicated.

d. Mounting: Adapter plate for outlet box mounting or Twist-lock base interchangeable with smoke-detector bases.

e. Integral Addressable Module: Arranged to communicate detector status (normal, alarm, or trouble) to FACU.

f. Detector must have functional humidity range of 10 to 90 percent relative humidity.

g. Color: White.

B. Fixed-Temperature-Type Heat Detectors:

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1. Performance Criteria:

1) NFPA 72.

2) UL 521.

b. General Characteristics:

1) Actuated by temperature that exceeds fixed temperature of 190 deg F.

2) Mounting: Adapter plate for outlet box mounting or Twist-lock base interchangeable with smoke-detector bases.

3) Integral Addressable Module: Arranged to communicate detector status

(normal, alarm, or trouble) to FACU.

4) Detector must have functional humidity range of 10 to 90 percent.

5) Color: White.

2.7 CONTINUOUS LINEAR HEAT-DETECTOR SYSTEM

A. Performance Criteria:

1. Regulatory Requirements:

a. NFPA 72.

2. General Characteristics:

a. Detector Cable: Rated detection temperature of 155 deg F. Listed for "regular" service and standard environment. Cable includes two steel actuator wires twisted together with spring pressure, wrapped with protective tape, and finished with PVC outer sheath. Each actuator wire is insulated with heat-sensitive material that reacts with heat to allow cable twist pressure to short circuit wires at location of elevated temperature.

b. Control Unit: Two-zone or multizone unit as indicated. Provide same system power supply, supervision, and alarm features as specified for FACU.

c. Signals to FACU: Local system trouble must be reported to FACU as composite "trouble" signal. Alarms on each detection zone must be individually reported to central FACU as separately identified zones.

d. Integral Addressable Module: Arranged to communicate detector status (normal, alarm, or trouble) to FACU.

2.8 FIRE-ALARM NOTIFICATION APPLIANCES

A. Fire-Alarm Audible Notification Appliances:

1. Description: Horns, bells, or other notification devices that cannot output voice messages.

2. Performance Criteria:

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1) NFPA 72.

b. General Characteristics:

1) Individually addressed, connected to signaling-line circuit, equipped for mounting as indicated, and with screw terminals for system connections.

2) Connected to notification-appliance signal circuits, zoned as indicated, equipped for mounting as indicated, and with screw terminals for system connections.

3) Chimes, Low-Level Output: Vibrating type, 75 dB(A-weighted) minimum rated output.

4) Chimes, High-Level Output: Vibrating type, 81 dB(A-weighted) minimum rated output.

5) Sounders, High Volume 24 V(dc): Less than 6 mA of alarm current.

6) Sounders, Low Volume 24 V(dc): Less than 4 mA of alarm current.

7) Audible notification appliances must have functional humidity range of 10 to 95 percent relative humidity.

8) ISO Temporal 3 Evacuation Tone: 90 plus or minus 4 dB(A-weighted) at

24 V.

9) ISO Temporal 3 Alert Tone: 95 plus or minus 5 dB(A-weighted) at 24 V.

10) AS2220 Evacuation Tone: 93 plus or minus 4 dB(A-weighted) at 24 V.

11) AS2220 Alert Tone: 93 plus or minus 5 dB(A-weighted) at 24 V.

12) Horns: Electric-vibrating-polarized type, 24 V(dc); with provision for housing operating mechanism behind grille. Comply with UL 464. Horns must produce sound-pressure level of 90 dB(A-weighted), measured 10 ft.

from horn, using coded signal prescribed in UL 464 test protocol.

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

B. Fire-Alarm Voice/Tone Notification Appliances:

1. Description: Notification appliances capable of outputting voice evacuation messages.

2. Performance Criteria:

a. Regulatory Requirements:

1) NFPA 72.

2) UL 1480.

b. General Characteristics:

1) Speakers for Voice Notification: Locate speakers for voice notification to provide intelligibility requirements of "Notification Appliances" and "Emergency Communications Systems" chapters in NFPA 72.

2) High-Range Units: Rated 2 to 15 W.

3) Low-Range Units: Rated 1 to 2 W.

4) Mounting: Flush, semi-recessed, or surface mounted and bidirectional.

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5) Matching Transformers: Tap range matched to acoustical environment of speaker location.

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

C. Fire-Alarm Visible Notification Appliances:

1. Performance Criteria:

a. Regulatory Requirements:

1) NFPA 72.

2) UL 1971.

b. General Characteristics:

1) Rated Light Output:

a) 15/30/75/110 cd, selectable in field.

2) Clear or nominal white polycarbonate lens mounted on aluminum faceplate.

3) Mounting: Wall mounted unless otherwise indicated.

4) For units with guards to prevent physical damage, light output ratings must be determined with guards in place.

5) Flashing must be in temporal pattern, synchronized with other units.

6) Strobe Leads: Factory connected to screw terminals.

7) Mounting Faceplate: Factory finished, red or white.

2.9 FIRE-ALARM GRAPHIC ANNUNCIATORS

A. Performance Criteria:

1. Regulatory Requirements:

a. NFPA 72.

2. General Characteristics:

a. Graphic Annunciator Panel: Mounted in aluminum frame with nonglare, minimum 3/16 inch thick, clear acrylic cover over graphic representation of facility. Detector locations must be represented by red LED lamps. Normal system operation must be indicated by lighted, green LED. Trouble and supervisory alarms must be represented by amber LED.

1) Comply with UL 864.

2) Operating voltage must be 24 V(dc) provided by local 24 V power supply provided with annunciator.

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3) Include built-in voltage regulation, reverse polarity protection, RS 232/422 serial communications, and lamp test switch.

4) Surface or Semiflush mounted in NEMA 250, Type 1 cabinet, with key lock and no exposed screws or hinges.

5) Graphic representation of facility must be CAD drawing and each detector must be represented by LED in its actual location. CAD drawing must be at 1:96 scale or larger.

6) LED representing detector must flash two times per second while detector is in alarm.

b. Graphic Annunciator Workstation: PC-based, with fire-alarm annunciator software with historical logging, report generation, and graphic interface showing alarm points in system. PC with operating system software, hard drive, digital display monitor, with wireless keyboard and mouse.

2.10 FIRE-ALARM REMOTE ANNUNCIATORS

A. Performance Criteria:

1. Regulatory Requirements:

a. NFPA 72.

2. General Characteristics:

a. Annunciator functions must match those of FACU for alarm, supervisory, and trouble indications. Manual switching functions must match those of FACU, including acknowledging, silencing, resetting, and testing.

1) Mounting: Flush or Surface cabinet, NEMA 250, Type 1.

b. Display Type and Functional Performance: Alphanumeric display and LED indicating lights must match those of FACU. Provide controls to acknowledge, silence, reset, and test functions for alarm, supervisory, and trouble signals.

2.11 FIRE-ALARM ADDRESSABLE INTERFACE DEVICES

A. Performance Criteria:

1. Regulatory Requirements:

a. NFPA 72.

2. General Characteristics:

a. Include address-setting means on module.

b. Store internal identifying code for control panel use to identify module type.

c. Listed for controlling HVAC fan motor controllers.

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d. Monitor Module: Microelectronic module providing system address for alarm-initiating devices for wired applications with normally open contacts.

e. Integral Relay: Capable of providing direct signal circuit-breaker shunt trip for power shutdown.

1) Allow control panel to switch relay contacts on command.

2) Have minimum of two normally open and two normally closed contacts available for field wiring.

f. Control Module:

1) Operate notification devices.

2) Operate solenoids for use in sprinkler service.

2.12 DIGITAL ALARM COMMUNICATOR TRANSMITTERS (DACTs)

A. Performance Criteria:

1. Regulatory Requirements:

a. NFPA 72.

2. General Characteristics:

a. DACT must be acceptable to remote central station and must be listed for fire-alarm use.

b. Functional Performance: Unit must receive alarm, supervisory, or trouble signal from FACU and automatically capture two telephone lines and dial preset number for remote central station. When contact is made with central station(s), signals must be transmitted. If service on either line is interrupted for longer than 45 seconds, transmitter must initiate local trouble signal and transmit signal indicating loss of telephone line to remote alarm receiving station over remaining line.

Transmitter must automatically report telephone service restoration to central station. If service is lost on both telephone lines, transmitter must initiate local trouble signal.

c. Local functions and display at DACT must include the following:

1) Verification that both telephone lines are available.

2) Programming device.

3) LED display.

4) Manual test report function and manual transmission clear indication.

5) Communications failure with central station or FACU.

d. Digital data transmission must include the following:

1) Address of alarm-initiating device.

2) Address of supervisory signal.

3) Address of trouble-initiating device.

4) Loss of ac supply.

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5) Loss of power.

6) Low battery.

7) Abnormal test signal.

e. Secondary Power: Integral rechargeable battery and automatic charger.

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

PART 3 - EXECUTION

3.1 EXAMINATION

A. Examine areas and conditions for compliance with requirements for ventilation, temperature, humidity, and other conditions affecting performance of the Work.

1. Verify that manufacturer's written instructions for environmental conditions have been permanently established in spaces where equipment and wiring are installed, before installation begins.

B. Examine roughing-in for electrical connections to verify actual locations of connections before installation.

C. Proceed with installation only after unsatisfactory conditions have been corrected.

3.2 PREPARATION

A. Interruption of Existing Fire-Alarm Service: Do not interrupt fire-alarm service to facilities occupied by Government or others unless permitted under the following conditions and then only after arranging to provide temporary guard service in accordance with requirements indicated:

1. Notify Construction Manager and/or Government no fewer than two days in advance of proposed interruption of fire-alarm service.

2. Do not proceed with interruption of fire-alarm service without Construction Manager's and Government's written permission.

B. Protection of In-Place Conditions: Protect devices during construction unless devices are placed in service to protect facility during construction.

3.3 INSTALLATION OF EQUIPMENT

A. Comply with NECA 305, NFPA 72, NFPA 101, and requirements of authorities having jurisdiction for installation and testing of fire-alarm equipment. Install electrical wiring to comply with requirements in NFPA 70 including, but not limited to, Article 760, "Fire Alarm Systems."

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1. Devices placed in service before other trades have completed cleanup must be replaced.

2. Devices installed, but not yet placed, in service must be protected from construction dust, debris, dirt, moisture, and damage in accordance with manufacturer's written storage instructions.

B. Connecting to Existing Equipment:

1. Connect new equipment to existing monitoring equipment at supervising station.

2. Expand, modify, and supplement existing control and monitoring equipment as necessary to extend existing control and monitoring functions to new points. New components must be capable of merging with existing configuration without degrading performance of either system.

C. Install wall-mounted equipment, with tops of cabinets not more than 78 inch above finished floor.

D. Manual Fire-Alarm Boxes:

1. Install manual fire-alarm box in normal path of egress within 60 inch of exit doorway.

2. Mount manual fire-alarm box on background of contrasting color.

3. Operable part of manual fire-alarm box must be between 42 and 48 inches above floor level. Devices must be mounted at same height unless otherwise indicated.

E. Smoke- and Heat-Detector Spacing:

1. Comply with "Smoke-Sensing Fire Detectors" section in "Initiating Devices" chapter in NFPA 72, for smoke-detector spacing.

2. Comply with "Heat-Sensing Fire Detectors" section in "Initiating Devices" chapter in NFPA 72, for heat-detector spacing.

3. Smooth ceiling spacing must not exceed 30 ft.

4. Spacing of detectors for irregular areas, for irregular ceiling construction, and for high ceiling areas must be determined in accordance with Annex A or Annex B in NFPA 72.

5. HVAC: Locate detectors not closer than 36 inch from air-supply diffuser or return-air opening.

6. Lighting Fixtures: Locate detectors not closer than 12 inch from lighting fixture and not directly above pendant mounted or indirect lighting.

F. Install cover on each smoke detector that is not placed in service during construction. Cover must remain in place except during system testing. Remove cover prior to system turnover.

G. Duct Smoke Detectors: Comply with NFPA 72 and International Mechanical Code. Install sampling tubes so they extend full width of duct. Tubes more than 36 inch long must be supported at both ends.

1. Do not install smoke detector in duct smoke-detector housing during construction. Install detector only during system testing and prior to system turnover.

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

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I. Audible Alarm-Indicating Devices: Install not less than 6 inch below ceiling. Install bells and horns on flush-mounted back boxes with device-operating mechanism concealed behind grille.

Install devices at same height unless otherwise indicated.

J. Visible Alarm-Indicating Devices: Install adjacent to each alarm bell or alarm horn and at least 6 inch below ceiling. Install devices at same height unless otherwise indicated.

K. Device Location-Indicating Lights: Locate in accessible space, easily viewed from floor level near device they monitor.

3.4 ELECTRICAL CONNECTIONS

A. Connect wiring in accordance with Division 26 requirements.

B. Ground equipment in accordance with Division 26 requirements.

C. Install electrical devices furnished by manufacturer, but not factory mounted, in accordance with NFPA 70 and NECA 1.

D. Install nameplate for each electrical connection, indicating electrical equipment designation and circuit number feeding connection.

3.5 CONTROL CONNECTIONS

A. Install control and electrical power wiring to field-mounted control devices.

B. Connect control wiring in accordance with Division 26 requirements.

C. Install nameplate for each control connection, indicating field control panel designation and I/O control designation feeding connection.

3.6 PATHWAYS

A. Pathways above recessed ceilings and in accessible locations may be routed exposed.

1. Exposed pathways located less than 96 inch above floor must be installed in EMT.

B. Pathways in inaccessible space (above gypsum ceilings and within walls) must be installed in

EMT.

C. Exposed EMT must be painted red enamel.

3.7 CONNECTIONS

A. Make addressable connections with supervised interface device to the following devices and systems. Install interface device less than 36 inch from device controlled. Make addressable confirmation connection when such feedback is available at device or system being controlled.

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1. Alarm-initiating connection to smoke-control system (smoke management) at firefighters' smoke-control system panel.

2. Alarm-initiating connection to stairwell and elevator-shaft pressurization systems.

3. Smoke dampers in air ducts of designated HVAC duct systems.

4. Magnetically held-open doors.

5. Electronically locked doors and access gates.

6. Alarm-initiating connection to elevator recall system and components.

7. Alarm-initiating connection to activate emergency lighting control.

8. Alarm-initiating connection to activate emergency shutoffs for gas and fuel supplies.

9. Supervisory connections at valve supervisory switches.

10. Supervisory connections at low-air-pressure switch of each dry-pipe sprinkler system.

11. Supervisory connections at elevator shunt-trip breaker.

12. Data communication circuits for connection to building management system.

13. Data communication circuits for connection to mass notification system.

14. Supervisory connections at fire-extinguisher locations.

15. Supervisory connections at fire-pump power failure including dead-phase or phase-reversal condition.

16. Supervisory connections at fire-pump engine control panel.

3.8 GROUNDING

A. Ground FACU and associated circuits in accordance with Division 26 requirements.

B. Ground shielded cables at control panel location only. Insulate shield at device location.

3.9 FIELD QUALITY CONTROL

A. Field tests must be witnessed by authorities having jurisdiction.

B. Administrant for Tests and Inspections:

1. Engage factory-authorized service representative to administer and perform tests and inspections on components, assemblies, and equipment installations, including connections.

C. Tests and Inspections:

1. Visual Inspection: Conduct visual inspection prior to testing.

a. Inspection must be based on completed record Drawings and system documentation that is required by "Completion Documents, Preparation" table in "Documentation" section of "Fundamentals" chapter in NFPA 72.

b. Comply with "Visual Inspection Frequencies" table in "Inspection" section of "Inspection, Testing and Maintenance" chapter in NFPA 72; retain "Initial/Reacceptance" column and list only installed components.

2. System Testing: Comply with "Test Methods" table in "Testing" section of "Inspection, Testing and Maintenance" chapter in NFPA 72.

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3. Test audible appliances for public operating mode in accordance with manufacturer's written instructions. Perform test using portable sound-level meter complying with Type 2 requirements in ASA S1.4 Part 1/IEC 61672-1.

4. Test audible appliances for private operating mode in accordance with manufacturer's written instructions.

5. Test visible appliances for public operating mode in accordance with manufacturer's written instructions.

6. Factory-authorized service representative must prepare "Fire Alarm System Record of Completion" in "Documentation" section of "Fundamentals" chapter in NFPA 72 and "Inspection and Testing Form" in "Records" section of "Inspection, Testing and Maintenance" chapter in NFPA 72.

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

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

F. Prepare test and inspection reports.

G. 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.

3.10 DEMONSTRATION

A. Train Government's maintenance personnel to adjust, operate, and maintain fire-alarm system. Allow Government to record training.

3.11 MAINTENANCE

A. Maintenance Service: Beginning at Substantial Completion, maintenance service must include 12 months' full maintenance by skilled employees of manufacturer's designated service organization. Include preventive maintenance, repair or replacement of worn or defective components, lubrication, cleaning, and adjusting as required for proper operation. Parts and supplies must be manufacturer's authorized replacement parts and supplies.

1. Include visual inspections in accordance with "Visual Inspection Frequencies" table in "Testing" paragraph of "Inspection, Testing and Maintenance" chapter in NFPA 72.

2. Perform tests in "Test Methods" table in "Testing" paragraph of "Inspection, Testing and Maintenance" chapter in NFPA 72.

3. Perform tests per "Testing Frequencies" table in "Testing" paragraph of "Inspection, Testing and Maintenance" chapter in NFPA 72.

3.12 SOFTWARE SERVICE AGREEMENT

A. Comply with UL 864.

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B. Technical Support: Beginning at Substantial Completion, service agreement must include software support for two years.

C. Upgrade Service: At Substantial Completion, update software to latest version. Install and program software upgrades that become available within two years from date of Substantial Completion. Upgrading software must include operating system and new or revised licenses for using software.

1. Upgrade Notice: At least 30 days to allow Government to schedule access to system and to upgrade computer equipment if necessary.

END OF SECTION 283100