28 31 00 - FIRE ALARM AND MASS NOTIFICATION - BLDG 610 Addendum 3.doc

Amendment 0004/FA4897-12-B-0006

SECTION 28 31 00 - FIRE ALARM AND MASS NOTIFICATION SYSTEM

PART 1 -- GENERAL

1.1

REFERENCES

A.

The following is a list of standards which may be referenced in this section:

1. Institute of Electrical and Electronics Engineers (IEEE): C62.41, Surge Voltages in Low-Voltage AC Power Circuits.

2. International Building Code (IBC).

3. National Fire Protection Association (NFPA):

a. 70, National Electrical Code (NEC).

b. 72, National Fire Alarm Code.

c. 90A, Standard for the Installation of Air Conditioning and Ventilating Systems.

d. 101, Code for Safety to Life from Fire in Buildings and Structures.

e. 1221, Standard for the Installation, Maintenance and Use of Emergency Services Communications Systems.

4. National Electrical Manufacturers Association (NEMA): 250, Enclosures for Electrical Equipment (1000 Volts Maximum).

5. National Institute for Certification in Engineering Technologies (NICET).

6. Telecommunications Industry Association (TIA):

a. 232, Interface Between Data Terminal Equipment and Data Circuit Terminating Equipment Employing Serial Binary Data Interchange.

b. 485, Electrical Characteristics of Generators and Receivers for Use in Balanced Digital Multipoint Systems.

7. Underwriters Laboratories, Inc. (UL):

a. 217, Single and Multiple Station Smoke Alarms.

b. 228, Door Closures-Holders, With or Without Integral Smoke Detectors.

c. 268, Smoke Detectors for Fire Protective Signaling Systems.

d. 286A, Smoke Detectors for Duct Application.

e. 464, Audible Signal Appliances.

f. 497B, Protectors for Data Communication and Fire Alarm Circuits.

g. 864, Control Units for Fire-Protective Signaling Systems.

h. 1449, Standard for Transient Voltage Surge Suppressors.

i. 1480, Speakers for Fire-Protective Signaling Systems.

j. 1638, Visual Signaling Appliances – Private Mode Emergency and General Utility Signaling.

k. 1971, Signaling Devices for the Hearing Impaired.

8. Unified Facilities Criteria (UFC):

a. 4-021-01, Design and O&M: Mass Notification Systems.

b. 3-600-01, Fire Protection Engineering for Facilities.

1.2

DEFINITIONS

A. Addressable: A fire alarm system component with a unique identification that can have its status individually identified or that is used to individually control other functions.

B. Analog/Addressable System: A system in which multiple signals are transmitted via the same conduction path to a remote fire alarm annunciator unit and fire alarm control panel, decoded and separated so that each signal will initiate the specified response.

C. AHJ: Authority Having Jurisdiction.

D. CAD: Computer Aided Design.

E. Coded: Audible or visible signal that conveys information about alarm event. Examples are, number of rings of a bell or flashes of a strobe. This could be used to convey location or type of alarm.

F. CRAC: Computer Room Air Conditioner.

G. dB: Decibels.

H. DWG: AutoCAD Drawing Format.

I. ECP: Environmental Control Panel.

J. ETL: Engineering Technical Letter.

K. Fire Alarm Control Panel (FACP): A control panel that receives inputs from automatic and manual fire alarm devices; may supply power to detection devices and interface devices; may provide transfer of power to the notification appliances; may provide transfer of condition to relays or devices connected to the control panel; and reports to and receives signals from the fire alarm control panel.

L. FAMNS: Fire Alarm and Mass Notification Systems.

M. Hard Wired System: A system in which alarm and supervisory initiating devices are directly connected, through individual dedicated conductors, to a central control panel without the use of analog/addressable circuits or devices.

N. HVAC: Heating, Ventilating, and Air Conditioning.

O. Interface Device: An addressable device which interconnects hard wired systems or devices to an analog/addressable system.

P. LCD: Liquid Crystal Display.

Q. LOC: Local Operator Control Panel.

R. LED: Light-Emitting Diode.

S. Mass Notification System Panel (MNSP): A control panel having audible voice and tone alerts and visual features of a fire alarm control panel (FACP) and mass notification local operator control (LOC) panel microphone and to which the FACP and LOC are interconnected. The panel has central processing, memory, and input and output terminals.

T. MOV: Metal Oxide Varistor.

U. RAM: Random Access Memory.

V. SOM: Sequence of Operations Matrix.

W. UFC: Unified Facilities Criteria.

X. VESDA: Very Early Smoke Detection Apparatus. This apparatus is an aspirated device that samples the air in a controlled space to detect very low levels of smoke and activate local and FACP alarms at different smoke concentrations before full fire combustion. See Specification 28 83 03 for more requirements.

1.3

SYSTEM DESCRIPTION

A.

General System Requirements

1. Drawings show location of FACP, MNSP, VESDA and their components.

2. Design, coordinate, and provide system in accordance with building codes.

3. Design conduit layout and wiring interconnection of devices specified herein, and for interconnection of flow and supervisory switches and alarm bells provided by the Wet Pipe Sprinkler Systems Contractor.

4. Coordinate, and include in design, requirements for interfacing with HVAC system.

5. Equipment suitable for an addressable FACP with NFPA 72, Class A, Style 6 signaling line circuits.

6. Equipment suitable for an FAMNS with NFPA 72, Class A, Style Z notification appliance circuits.

7. FACP and MNSP shall be fully compatible with the Monaco DT-MX2 transceiver for use with the Base Monaco D-21M RF central receiving system.

8. The MNSP, FACPs, and LOCs shall provide power, annunciation, supervision, and control for the system. Addressable systems shall be microcomputer (microprocessor or microcontroller) based with a minimum word size of eight bits with sufficient memory to perform as specified.

9. Provide Class A initiating device circuits for conductor lengths of 10 feet or less.

10. Provide Class A Style 6 signaling line circuits for the entire system.

11. Provide Class A, Style 6 signaling line circuits for all networked devices.

12. Provide Class A, Style Z notification appliance circuits. The visual alarm notification appliances shall have the flash rates synchronized where two or more devices are visible from the same location.

13. Provide electrical supervision of the primary power (AC) supply, presence of the battery, battery voltage, and placement of system modules within the control panel.

14. Provide an audible and visual trouble signal to activate upon a single break or open condition, or ground fault. The trouble signal shall also operate upon loss of primary power (AC) supply, absence of a battery supply, low battery voltage, VESDA trouble output, or removal of alarm or supervisory panel modules. Provide a trouble alarm silence feature which shall silence the audible trouble signal, without affecting the visual indicator. After the system returns to normal operating conditions, the trouble signal shall again sound until the trouble clear is acknowledged. A smoke sensor in the process of being verified for the actual presence of smoke shall not initiate a trouble condition.

15. Provide a notification appliance silencing switch which, when activated, will silence the audible notification appliances, but will not affect the visual notification appliances, the liquid crystal display, or the automatic notification of the base fire department. This switch shall be overridden upon activation of a subsequent alarm.

16. Provide alarm verification capability for smoke sensors. Alarm verification shall initially be set for 30 seconds.

17. Provide program capability via switches in a locked portion of the MNSP to bypass the automatic notification appliance circuits, fire reporting system, air handler shutdown, and door release features. Operation of this programming shall indicate this action on the MNSP and FACP displays, and report a trouble condition to the base fire department.

18. Alarm, supervisory, and trouble signals shall be automatically transmitted to the fire department via the Monaco BT-XM2 transceiver.

19. Alarm functions shall override trouble or supervisory functions. Supervisory functions shall override trouble functions. Activation of the MNS shall override all fire alarm audible and visual signals.

20. The system shall be capable of being programmed from the panel’s keyboard. Programmed information shall be stored in non-volatile memory.

21. The system shall be capable of operating, supervising, and/or monitoring both addressable and non-addressable alarm and supervisory devices.

22. There shall be no limit, other than maximum system capacity, as to the number of addressable devices, which may be in alarm simultaneously.

23. Where the fire alarm/mass notification system is responsible for initiating an action in another emergency control device or system, such as an HVAC system, the addressable fire alarm relay shall be within 3 feet of the emergency control device.

24. The system shall be capable of interface with the VESDA systems panels to provide trouble, supervisory and alarm signal notification to the base fire department per specification 28 83 03.

25. The fire alarm system shall provide for shutdown of HVAC systems and power sources to rooms covered by VESDA detection. The HVAC systems in the VESDA monitored room shall shut down, via shunt-trip or contractor operation at the CRAC power input, upon transmission of the VESDA level 2 ‘ALARM’ signal to the FACP. Power to all electronic equipment in the VESDA monitored room shall shut down, via shunt-trip or contractor operation at the power panel or UPS output, upon transmission of the VESDA level 3 ‘FIRE 1’ signal to the FACP.

26. Provide local control of mass notification announcements via mass notification Local Operator Control Panels (LOC). The LOCs are used to monitor and control the notification appliance network and provide consoles for local operation. Using a console, personnel in the building can initiate delivery of pre-recorded voice messages, provide live voice messages and instructions, initiate visual strobe notification appliances, and deactivate the air handling units (AHUs) throughout the building. The LOC will temporarily override audible fire alarm notification while delivering Mass Notification messages to ensure they are intelligible.

B.

Mass Notification Performance Requirements

1. Local Operator Consoles (LOC):

a. One integral to MNSP for push-to-talk microphone capability and monitoring normal and trouble conditions.

b. Additional operator console(s) at remote location(s) within building shall also provide push-to-talk microphone and monitoring of basic normal and trouble conditions.

2. Live Voice Messages:

a. To make live announcements, operator inserts an turns key to activate the unit then holds the LOC microphone within 2 inches of mouth, presses push-to-talk switch, and begins speaking.

b. If microphone push-to-talk button is depressed and remains depressed for an extended period (nominal 2-1/2 minutes) LOC shall automatically switch system to a preselected supervision tone.

c. Operation of LOC push-to-talk microphone shall activate system in ALERT mode so alert strobes operate, live voice is heard on all speakers, and the FACP audible and visual evacuation signals (if activated) are deactivated for the duration of the message.

3. Digital Voice Messages:

a. Recording and re-recording of digital voice messages shall be accomplished at the MNSP without additional hardware or software.

b. Verification of digital voice messages shall be made by momentarily operating a selected voice message switch in the MNSP and message plays in its entirety.

c. Tone of digital voice messages shall be adjustable at the MNSP by setting separate treble and bass tone controls during verification of message.

d. Activation of pre-recorded digital messages shall be by a push-button, individually labeled for each digital message. When activated, the MNSP shall enter ALERT mode so a pre-recorded digital voice message is heard on all speakers and repeats until the button is depressed again or otherwise reset, and amber alert strobes operate, and the FACP audible and visual evacuation signals (if activated) are deactivated for the duration of the message (see Table 8-1 for priority of signals).

4. Automatic Operation Modes:

a. STANDBY mode shall be the NORMAL mode when MNSP supervises the connections and internal components to maintain proper operation.

b. ALERT mode shall occur when an emergency signal is initiated by the Communication Network Interface or by an LOC. Public address functions shall be automatically unavailable in ALERT mode.

5. Public Address Functions:

a. During STANDBY mode, the MNS System shall provide general use public address functions including telephone access paging, and auxiliary program distribution.

b. Telephone page audio and contact closure input shall cause voice paging messages to be heard on all speakers.

6.

Alert Strobes: Select multi-candela strobe range and settings to comply with NFPA 72 visual signaling requirements. Provide amber lenses. In order to provide the candela rating noted on the Drawings, a higher candela strobe may be required. The amber strobe shall be part of a single device that provides the FIRE/ALERT speaker, amber ALERT strobe and clear FIRE strobe.

7.

Voice Intelligibility:

a. Select MNS speaker tap settings to produce alert voice messages that are clear and intelligible, and tones a minimum 15 dBA above ambient. At installation the tap setting shall be 1/4 watt and adjusted up from there during testing to meet the required dBA level.

b. Intelligibility is defined in NFPA 72, National Fire Alarm Code. It shall be measured in accordance with IEC 60849 and IEC 60268-16.

8.

In order of priority the following sources in Table 8-1 shall activate the MNS:

Table 8-1

9.

Auxiliary Audio Input:

a. Heard on all speakers.

b. Low-level tone or white noise signal may be fed to this input to facilitate system setup, troubleshooting, and maintenance with minimal disruption of normal operations.

10.

Base-Wide Communications Network Interface:

a. Activation: Via contact closure, open collector of a transistor, NAC, and RS-232/RS-485 (nonproprietary).

b. Message Activation Inputs (Hardwired): Eight, field expandable.

c. Message Activation Inputs (RS-232/RS-485): Eight, field expandable.

11.

Base-Wide Control System Interface:

a. Minimum Number of Digital Voice Messages: Eight.

b. Total Voice Message Length: 2 minutes, field expandable to 8 minutes.

c. Message Recording: In-field recording and re-recording integral to control panel.

d. Provide for communication with the base-wide control system for mass notification via a contractor provided Monaco BT-XM2 radio transceiver. The MNSP shall communicate with the central control unit of the base-wide system. The MNSP shall receive commands/messages from the central control unit and provide status information.

e. The interface shall provide the operator of the base-wide control system the ability to initiate pre-recorded digital messages and provide live voice instructions via the wireless Monaco D-21M to Monaco BT-XM2 link.

C.

Fire Alarm Performance Requirements:

1. Actuation of alarm (smoke or heat detector, flow switch, pull box, VESDA, or other normally open initiating device contact) shall cause the following operations:

a. Activate a temporal code signal for audible amplification and distribution on the audible notification appliance network throughout the entire facility.

b. Activation of the visual notification devices.

c. Transmission of an alarm signal to the base fire department.

d. Visual indication of the device operated on the FACP and the Annunciator Panel.

e. Recording of the event electronically in the history log of the FACP.

f. Release of doors held open by electromagnetic devices, if any.

g. Release of power to any electric locks on doors which are part of the means of egress, if any.

h. Operation of a smoke or heat detector shall shut down the appropriate air handler in accordance with NFPA 90A in addition to other requirements of this paragraph.

2. A supervisory signal shall automatically initiate the following functions:

a. Visual indication of the device operated on the FACP and on the Annunciator Panel, and sound the audible signal at the panel.

b. Transmission of a supervisory signal to the fire department.

c. Recording of the event electronically in the history log of the MNSP.

3. A trouble condition shall automatically initiate the following functions:

a. Visual indication of the system trouble on the FACP and on the Annunciator Panel, and sound the audible signal at the panel.

b. Transmission of a trouble signal to the fire department.

c. Recording of the event electronically in the history log of the MNSP.

4. The maximum permissible elapsed time between the actuation of an initiating device and its indication at the FACP shall be 10 seconds.

5. The maximum elapsed time between the occurrence of the trouble condition and its indication at the FACP shall not exceed 200 seconds.

6. A mass notification announcement shall automatically initiate the following functions:

a. Activation of the notification appliance network consisting of audio speakers located to provide intelligible instructions at all locations in the building. Mass notification announcements shall take priority over all other notification functions of the Fire Alarm system including the audible evacuation signal of the fire alarm in a normal or alarm state. During a mass notification announcement, all fire alarm functions shall continue operation except for the fire alarm evacuation signals of the audible and visual notification appliances. Upon the cessation of a mass notification announcement, all fire alarm signals shall resume operation.

b. Activation of the amber visual ALERT notification devices.

7. The VESDA system shall send the following signals to the FACP through the monitoring of the VESDA by the FACP.

a. Receipt of a VESDA Level 3 ‘FIRE 1’ signal shall send an alarm signal to the Base Fire Department and shutdown power to all cabinet and/or rack mounted electronic equipment in the VESDA monitored room. The VESDA activation beacon continues to rotate until all smoke conditions clear.

b. Receipt of a VESDA Level 2 ‘ALARM’ signal shall send a supervisory signal to the Base Fire Department to alert them of smoke and shutdown the local CRAC unit(s) in the VESDA monitored room. The VESDA activation beacon continues to rotate until all smoke conditions clear.

c. A VESDA Level 1 ‘ALERT’ signal shall activate the ALERT beacons for the VESDA monitored room to alert local personnel to investigate the smoke. The beacon continues to rotate until the smoke condition clears.

8. Input/Output Matrix within the Drawings describe functions of FACP and interaction of the MNSP and VESDA.

1.4

SUBMITTALS

A.

Action Submittals 1.

Descriptive manufacturer product information for each individual system component.

2.

Dimensional drawings of panels and associated equipment.

3.

Itemized bill of material.

4.

Operating and programming instructions.

6. Control panel configuration and module data.

7. Complete point to point wiring diagrams of system and device interconnection. Identify spare connection points.

8. Alarm initiating, indicating, and supervisory device electrical data.

9. Annunciator configuration and module data.

10. Plans showing device and panel locations as well as conduit and cable sizes. Prepare drawings and diagrams on drawing sheets of uniform size without extraneous information. Marked up electrical, HVAC, lighting or similar drawings or copies of catalog data sheets are not acceptable in lieu of required drawings or diagrams.

11. Sequence of Operation and Input/Output Matrix.

12. Battery sizing calculations.

13. Supervisory power requirements for equipment.

14. Alarm power requirements for equipment.

15. Power supply rating justification showing power requirements for system power supplies.

16. Voltage drop calculations for wiring runs, demonstrating worst case condition.

17. Conduit fill calculations.

18. Sample warranty.

19. Recommended types and quantities for spare parts.

20. For entire FACP and MNSP, provide written schedule of active and spare addresses provided on each addressable circuit.

21. Recording of each message and sound on electronic media (CD Rom or USB Memory Stick) with instructions on downloading them into the MNSP.

B.

Informational Submittals

1. Experience and qualifications of firm(s) proposed to design and install system.

2. Certifications documenting service technician’s training. Certification shall indicate name of individual, training, dates, systems qualified, and current status.

3. Copy of design documents, Shop Drawings, and calculations submitted to code-enforcement authorities.

4. Code-enforcement authority approval letter.

5. Factory test reports.

6. Operation and Maintenance Data.

7. Detailed program and schedule for testing, inspection, and maintenance of fire alarm system that satisfies requirements of NFPA 72, manufacturer’s recommendations, and local authority having jurisdiction.

8. Written documentation for logic modules as programmed, for system operation, with matrix showing interaction of input signals with output commands.

9. System program hard copy and CD-ROM showing system functions, controls, and labeling of equipment and devices.

10. Documentation of system voltage, current, and resistance readings taken during installation, testing, and ATP phases of system installation.

11. System record drawings and wiring details including one set of reproducible masters and drawings on CD-ROM in a DWG format suitable for use in a CAD drafting program.

12. NFPA 72, Record of Completion: Submit to Government and code-enforcement authorities.

13. NFPA 72, Inspection and Testing Form: Submit to Government and code enforcement authorities.

C.

Device Substitution Request

1. Submit verification documentation when requesting to substitute an item. Contractor is to provide justification documentation for any proposed substitute item. Without clear documentation the requested substitute will be rejected and the original specified item will be required to be furnished and installed. Provide written justification that the substitute is:

a. Compatibility with the total system.

b. Equal in form, area, or foot print required to mount/install this substitute item.

c. Equal in function/operation to the specified item.

d. Saves money over or is at least of equal price to the specified item.

e. Certify that there is no increase in the total number of items needed due to using this substitute item.

2. Any item substituted without prior approval will be removed and the proper item installed at the total expense of the contractor.

3. Any substitute item that is rejected and later found to be installed will have to be removed and the proper item installed at the total expense of the contractor.

1.5

QUALITY ASSURANCE

A.

Qualifications

1.

Provide names of projects, locations, and telephone numbers of persons to contact for at least two installations where Contractor or Subcontractor has installed detection and alarm systems that are similar in size and scope as this.

2.

System design, installation and testing shall be performed by licensed firm(s) with established reputation in fire alarm system industry having 5 years’ experience in design, installation, and testing of fire alarm systems.

3.

Technician with minimum of NICET Level II Certification for fire alarm systems shall be available onsite.

4. Service technician shall be formally trained by manufacturer.

B.

Regulatory Requirements: Submit Shop Drawings and system design calculations for approval to the following code enforcement authorities.

1. Mountain Home Air Force Base (MHAFB) Fire Prevention Office.

PART 2 - PRODUCTS

2.1

MANUFACTURERS

A.

Monaco materials, equipment, and accessories are the basis of design for the fire alarm system specified in this section. The following manufactures’ products may be submitted as substitute as outlined in Section 1.04.C:

1. Silent Knight.

2. Gamewell/FCI.

3. Simplex/Grinnell.

B.

Monaco materials, equipment, and accessories are the basis of design for the mass notification system specified in this section. The following manufactures’ products may be submitted as substitute as outlined in Section 1.04.C:

1. Silent Knight.

2. Gamewell/FCI.

3. Simplex/Grinnell.

C.

System Sensor’s SpectrAlert Advance Audible Visible FIRE Notification Unit SPSW in white in conjunction with the SpectrAlert Advance Dual Strobe Expander ALERT Plate SEP-SPSW in white is the basis of design for the mass notification system and fire alarm system combination speaker and dual strobe (clear and amber) wall mounted notification appliance. The following manufactures’ products may be submitted as substitute as outlined in Section 1.04.C:

1.

Notifier.

2. Silent Knight.

3. Gamewell/FCI.

2.2

GENERAL

A.

Material and equipment shall be standard products of their respective manufacturers, and shall be of a model that has been in production for not less than 3 years. Equipment shall be supported by a service organization that is, in the opinion of Government, reasonably convenient to Site.

B.

Contractor shall become familiar with details of Project, verify dimensions in field, and revise conduit and equipment locations to avoid obstructions and allow installation of new equipment.

C.

Contractor shall not begin system installation prior to receiving written approval of Shop Drawings from Contracting Officer.

2.3

UL COMPLIANCE

A.

Products manufactured within scope of Underwriters Laboratories, Inc. shall conform to UL Standards and have an applied UL listing mark.

B.

Equipment shall be UL listed in accordance with requirements of NFPA, with the exception of specific DOD-mandated product lines, identified as such, within this specification section.

2.4

SERVICE CONDITIONS

A.

Altitude: Not greater than 3,300 feet above sea level.

B.

Ambient Temperature

1. Maximum 49 degrees C.

2. Minimum 0 degrees C.

C.

Equipment shall be fully rated without derating for these conditions.

2.5

RADIO ALARM TRANSMITTER

A.

Provide 8 zone (minimum) Monaco BT-XM2 radio fire alarm transceiver, narrow band type, fully compatible for communication with the base Monaco D-21M RF central receiving system, no other product will be accepted. UL listing is not required for this product. Transceiver shall be factory assembled and tested, complete with manufacturer’s locking cabinet, 60-hour rechargeable battery set, automatic battery charger, antenna surge arrestor, antenna, and coaxial cable.

B.

Provide with manufacturer’s standard wall/pole mounted omni-directional antenna and VHF antenna kit.

C.

Provide manufacturer recommended lightning arrestor with NEMA 4 rated enclosure.

2.6

POSTED OPERATING INSTRUCTIONS (POI)

A.

POIs shall be prepared on full size drawing sheets.

B.

POIs shall be framed in extruded metal frames, mounted under glass and shall be water/weather resistant. Instructions shall be permanently mounted on reserved wall area. Confirm location with Contracting Officer.

C.

POIs shall include

1. Facility floor plans showing location of fire equipment and devices with coordinated identification. Show items such as firewalls, fire dampers, and fire alarm devices.

2. Fire alarm wiring diagrams and schematics, with transmitter zone lists and device address list.

2.7

MASS NOTIFICATION SYSTEM PANEL (MNSP)

A.

General

1. Control panel circuit for 24V dc, power limited, initiating circuits per NFPA 70, Article 760.

2. Assembled panel UL 864 listed Product Category UOJ2, as an integrated control system.

3. Enclosure:

a. NEMA 250 Type 1 suitable for location installed.

b. Color: Red.

4. Internally or Remote Mounted Module with:

a. Transformer with 120 V ac input and 21.5V ac output.

b. Solid state rectifier for 21.5V ac input and fuse protected, filtered, and regulated 26V dc no-load output.

c. Solid state transfer switch, minimum 8 amp-hours.

d. Standby sealed, gelled electrolyte (lead acid)batteries sized for system operating period of 60 hours of standby mode operation.

e. Solid state battery charger.

f. Over/under voltage monitor supervisory circuit.

g. LEDs for status of normal power, battery trouble, and power supply module trouble.

h. Alarm mode of 10 minutes after standby operation.

5. Provide full supervision with on-board diagnostics and trouble reporting circuits for the following:

a. Audio alert circuit wiring (open and short conditions).

b. Ground fault detection (see above).

c. Visual appliance circuit wiring (open and short conditions).

d. PTT microphone (open or not installed condition).

e. Amplifier (operation).

f. Digital voice section.

g. Input voltage/low battery.

6. Local differentiating audible sound device for alarm, trouble, and supervisory conditions.

7. Full digital transmission protocol.

8. Addressable signal transmission protocol to be either digital pole/response protocol or proprietary communication protocol, with all antilog sensing device signals digitally transmitted to control panel.

9. Radio transmitter monitoring output circuitry for remote alarm control panel.

10. MOV/gas discharge transient protection for power supply module.

11. For addressable systems provide additional 25 percent capacity for future notification and initiating devices in each FACP or MNSP.

12. EMI/RF Protection:

a. Protect control equipment, devices, and wiring against unwanted radiated electro-magnetic interference (EMI) and from affects of audio and radio frequencies (RF) that can cause transmission of spurious alarms.

b. System shall be designed and installed so as to be unaffected (with control cabinet faceplates installed) by operation of handheld, portable radios of up to 5 watts, or portable cellular telephones up to 1 watt, within 12 inches of system components.

B.

Addressable Control Panel

1. Modular construction with solid state, microprocessor-based components, programmable central processor unit, back lighted display of primary control status and essential alarm operating conditions, and concealed, maintenance, purpose operator’s keypad.

2. With Signaling Line Circuit Class A, Style 6, and Class A, Style Z Notification Appliance Circuits.

3. Main control module consisting of operator’s keyboard/keypad, local and remote communications and supervision capabilities, system control memory, and programming interface.

a. Two-line, back lighted, 80 alphanumerical LCD characters with:

1) Visible cursor for entering data information.

2) Displayable when cabinet door is open.

b. Primary operators keypad with:

1) Acknowledge keys and LEDs for system alarm, supervisory service, and system trouble conditions.

2) Power on LED.

3) Alarm silence reset keys.

4) Displayable when cabinet door is closed.

c. Pass code protected action display keypad for:

1) Circuit/device enable or disable.

2) Control on/off.

3) Test/status.

4) Auto or manual.

5) Activate/reset.

6) Display historical logs/real time.

7) Function/menu.

8) Program.

9) Delete.

10) Displayable when cabinet door is open.

d. Numerical entry and selection keypad, used in conjunction with action display keypad, to perform control function on system zones, initiating circuits, or auxiliary relays, and to gain access to system information. Displayable when cabinet door is closed.

e. Programmable control keypad with five pass code keys, associated LEDs, and identification labels for:

1) Manual evacuation.

2) HVAC shutdown disable.

3) Walk Test Mode.

4) Displayable when door is open.

f. Four function keys for control of variable functions related to primary operations keypad, displayable when door is open.

4. TIA 485, NFPA 72, Style 4, Style 6, or Style 7 data circuit capability for remote annunciators.

5. Form C relay contacts rated 2 amperes, 24V dc.

6. Down loader port for connection to microprocessor-based transponder.

7. Power supply interface module generating digital voltage and current data to LCD with:

a. DC power conversion and output terminals.

b. Supervision and control of power supply.

8. Modules with coded input on first alarm, local trouble LED, and in/out capabilities for:

a. Addressable initiating alarm sensors consisting of analog/addressable or traditional detector methods.

b. Four hardwired I/O points, field selectable in any combination to be either NFPA 72, Class A initiating device circuits, or NFPA 72, Class A, Style Z indicating appliance circuits or auxiliary control circuits.

c. Auxiliary control circuit contacts shall be single-pole, double-throw, rated 2 amperes at 24V dc and 0.5 amperes at 120V ac.

9. Auxiliary control circuit contacts shall be single-pole, double-throw rated, 2 amperes at 24V dc and 0.5 ampere at 120V ac.

10. Two isolated TIA 232 communication port modules.

C.

Amplified Audio Output: Minimum of four individually supervised output circuits, with 70.7-volt rms constant voltage output of minimum 80 W sum total. Rating of each circuit shall be no less than 125 percent of its load.

D.

Digital Voice Section

1. Playback and record with a digital voice message chip containing the recording program and memory for eight messages of nominal 15-second duration.

2. Each message shall be separately programmable to operate with or without visual appliance activation.

3. Activation inputs shall be polarized for compatibility with standard reverse polarity supervision of circuit wiring by source equipment.

Night ring, telephone page, and auxiliary input functions shall not operate when panel is on battery power source.

5.

Tone generator with two field selectable sounds (Code 3 Tone and Slow Whoop typical) shall sound when there is a Digital Voice Section failure during an alert condition.

E.

Power Amplifier Modules

1. Type: Switch mode.

2. Input: 600 ohms.

3. Rated Output: 40-watt or 80-watt rms, at 1-kHz, as required.

4. Constant Voltage Output: 70.7 volts.

5. Input Sensitivity: 1-volt rms.

6. Signal-To-Noise Ratio (SNR): 72 dB or greater.

7. Frequency Response: 250-Hz to 10-kHz.

8. Visual Indicators: LED’s report supervisory status.

9. Output Supervision: Continuous in STANDBY mode with auxiliary input in use.

F.

Audio Line Level Output Modules

1. Type: Preamplifier, line level.

2. Input: 600 ohms.

3. Rated Output: 500 mV rms at 1-kHz.

4. Signal-To-Noise Ratio: 75 dB or greater.

5. Frequency Response: 200-Hz to 20-kHz.

6. Visual Indicators: LED’s report supervisory status.

7. Output Supervision: Continuous in STANDBY mode with auxiliary input in use.

G.

Multi-Circuit Speaker Circuit Splitters

1. Constant Voltage Audio Input Level: Up to 100V rms.

2. Audio Power Level: 80-watt sum total output.

H.

Input Modules

1. Telephone system interface.

2. Local Operator Consoles.

I. Operator Console: Integral to MNSP.

2.8

LOCAL OPERATOR CONSOLES (LOC)

A.

General

1. A key is required to enable remote microphone for use.

2. PTT microphone, with redundant controls and system status indicators.

3. TROUBLE and ac LEDs shall indicate to operator the condition of the system. TROUBLE LED shall be illuminated whenever there is a trouble detected in the system. If no troubles are detected, only the ac LED will be illuminated.

4. Microphone override of any tone generation, prerecorded messages, telephone paging, and auxiliary signal.

5. Six dry contact signals shall be individually selectable for transmission to the MNSP for activation of various functions, such as AHU shutdown, or prerecorded message distribution throughout the facility.

6. Fully supervised from control panel.

7. Steel enclosure and front panel for semi-flush mounting; white enamel finish.

8. Equipped with a keyed lock that enables the panel when activated. Locking arrangement shall be identical to control panel.

9. Console dimensions shall be nominal 5 inches high, 9 inches wide, and 5 inches deep.

10. Audio Output: Up to 1V rms into 600 ohms.

11. Frequency Range: 250-Hz to 6-kHz.

2.9

FIRE ALARM CONTROL PANEL (FACP)

A.

Provide a Fire Alarm Control Panel at the location shown on the Drawings. The FACP shall provide the following in a surface-mounted steel cabinet having a full hinged, lockable door panel keyed identical to the MNSP:

1. 80-character, 2-line back-lit LCD display.

2. Capacity to annunciate network point and/or point lists.

3. Individual buttons for display scroll, trouble acknowledge, supervisory acknowledge, and alarm silence/acknowledge, each with visual status indication.

4. Lamp test button.

5. Full alpha-numeric keypad for programming and operational command entry.

6. Historical event log.

7. Communication ports for CRT and/or printer interface.

8. User configurable buttons.

9. Programming and interface flexibility similar to the MNSP.

10. A lockable key switch to prevent unauthorized access to advanced functions of the MNS. Key shall be removable in any position, and keyed identical to the rest of the MNS keys.

11. Network capability.

12. Fully supervised communications with the MNSP and other FACP.

2.10

AMPLIFIERS

A.

Any amplifiers, preamplifiers, tone generators, digitalized voice generators, and other hardware necessary for a complete, operational, audible circuit conforming to NFPA 72 shall be housed in the Mass Notification System cabinets. The system shall automatically operate and control all building fire alarm/mass notification system speakers. Each amplifier shall be single channel.

B.

All audible notification appliance circuits shall be driven by high-gain buffered input Isolation Amplifiers (IA).

C.

Construction: Amplifiers shall utilize computer grade solid state components and shall be provided with output protection devices sufficient to protect the amplifier against any transient up to 10 times the highest rated voltage in the system.

D.

Inputs: Each system shall be equipped with separate inputs from the tone generator, digitalized voice driver and panel mounted microphone. Microphone inputs shall be of the low impedance, balanced line type. Both microphone and tone generator input shall be operational on any amplifier.

E.

Protection Circuits: Each amplifier shall be constantly supervised for any condition which could render the amplifier inoperable at its maximum output. Failure of any component shall cause automatic transfer to a designated backup amplifier, illumination of a visual “amplifier trouble” indicator on the MNSP, and other actions for trouble conditions as specified.

2.11

ALARM TONE GENERATORS

A.

The tone generator shall be of the modular, plug-in type with securely attached labels to identify the component as a tone generator and to identify the specific tones it produces.

B.

The tone generator shall produce a minimum of seven (7) tones/sounds:

1. A slow whoop tone, which shall slowly ascend from low (500 hertz) to high (1200 hertz),

2. A fast whoop tone, which shall quickly ascend from low (500 hertz) to high (1200 hertz),

3. A Temporal Code 3 pattern horn sound or sound clip,

4. A siren tone or sound clip,

5. A wail tone or sound clip,

6. A chime sound, and

7. A horn sound

C.

Each sound cycle shall last approximately 4 second or be constantly repeated until interrupted by either the digitalized voice message, the microphone input, or the alarm silence mode as specified.

D.

The tone generator shall be single channel with an automatic backup generator per channel such that failure of the primary tone generator causes the backup generator to automatically take over the functions of the failed unit and also causes transfer of the common trouble relay.

E.

The MNS shall be capable of having these tones pre-recorded and stored in non-volatile memory. The equipment vendor shall provide the required tones/sounds in a format that is downloadable to the MNS.

F.

When activated the Fire Alarm tone shall be the Temporal Code 3 pattern horn sound. Once activated by the FACP this sound shall be constantly repeated until interrupted by the digitalized voice message, the microphone input, or the alarm silence mode as specified.

2.12

DIGITALIZED VOICE GENERATORS

A.

The digitalized voice message shall consist of a non-volatile (EPROM) microprocessor based input to the amplifiers. The microprocessor shall actively interrogate circuitry, field wiring, and digital coding necessary for the immediate and accurate rebroadcasting of the stored voice data into the appropriate amplifier input. Loss of operating power, supervisory power, or any other malfunction which could render the digitalized voice module inoperative shall automatically cause the slow whoop tone to take over all functions assigned to the failed unit.

B.

The messages shall utilize a male voice and each message shall repeat for fifteen (15) minutes unless overridden by a higher priority message or terminated by authorized personnel.

C.

The digitalized voice generator shall be capable of simultaneously storing eight (8) prerecorded messages. Once a message has played it shall loop and start again until the time limit has been reached. The messages, in priority level, are:

1. Force Protection Threat Condition Alert

a. Label as: “FPCON ALERT”

b. Siren 5 seconds (Fire Alarm Sound Clips from Wheelock Website):

c. Voice message shall say “Attention, Attention. The Force Protection Threat Condition for Mountain Home AFB has been elevated. All personnel are to immediately check the base intranet for important messages or contact your unit control center for further information.”

2. Peacetime Emergency Warning;

a. Label as: “PEACETIME EMERGENCY”

b. Horn 5 seconds (Fire Alarm Sound Clips from Wheelock Website):

c. Voice message shall say “Your attention please. An emergency has been reported on Mountain Home AFB. Immediately take shelter inside a facility, remain in-place and await further instructions.”

3. Severe Weather Warning;

a. Label as: “SEVERE WEATHER”

b. Horn 5 seconds (Fire Alarm Sound Clips from Wheelock Website):

c. Voice message shall say “Your attention please. A severe weather warning has been issued for Mountain Home AFB. Immediately take shelter inside a facility, and tune into the local radio, television stations, or check the base intranet for the latest updates.”

4. Natural Disaster Warning;

a. Label as: “NATURAL DISASTER”

b. Horn 5 seconds (Fire Alarm Sound Clips from Wheelock Website):

c. Voice message shall say “Your attention please. A natural disaster has either occurred or is expected shortly that will impact Mountain Home AFB. Immediately take shelter inside a facility, and tune into the local radio, television stations, or check the base intranet for the latest updates.”

5. Bomb Threat Warning;

a. Label as: “BOMB THREAT”

b. Horn 5 seconds (Fire Alarm Sound Clips from Wheelock Website):

c. Voice message shall say “Attention, Attention. A bomb threat has been issued for this building. All personnel are to evacuate immediately using the nearest exit or as directed. Exercise extreme caution while exiting the building, further Instructions will be issued outside the building by emergency response personnel.”

6. Facility Evacuation Directive;

a. Label as: “EVACUATE”

b. Siren 5 seconds (Fire Alarm Sound Clips from Wheelock Website):

c. Voice message shall say “Attention, Attention. You are directed to evacuate this building immediately. DO NOT DELAY. Avoid using the main exit if possible, take an alternate exit and exercise extreme caution while exiting the building.”

7. All Clear Message;

a. Label as: “ALL CLEAR”

b. Chime 5 seconds (Fire Alarm Sound Clips from Wheelock Website):

c. Voice message shall say “All Clear, All Clear. It is safe to resume normal operations. Thank you.”

8. Test Message;

a. Label as: “TEST”

b. Chime 5 seconds (Fire Alarm Sound Clips from Wheelock Website):

c. Voice message shall say “May I have your attention please. This is only a test of your facilities fire alarm or mass notification alert system. This is only a test. Continue on with your normal operations. Thank you.”

D.

Precise message content for the additional messages shall be coordinated with the Contracting Officer and the MHAFB Fire Department, Fire Prevention Office.

E.

An Auxiliary Input Module shall be designed to be an outboard expansion module to either expand the number of optional remote microphone stations, or allow a telephone interface.

F.

The MNS shall be capable of additional digitalized voice message expansion modules that would allow for an additional eight (8) recorded messages

2.13

ADDRESSABLE DETECTOR BASE

A.

Solid state circuitry with integral LED visual alarm, selectable addressing, and common base receptacle for ionization, photoelectric, and heat detectors.

B.

Constantly monitors detector status and status changes.

C.

Suitable for mounting on standard outlet box.

2.14

ADDRESSABLE RELAY MODULE (ARM)

A.

Solid state circuitry with selectable latch/nonlatch operating conditions and mounting plate.

B.

Monitors single and multiple devices with supervised Class A or B dry contacts.

C.

Suitable for installing inside 4-inch by 4-inch by 2-1/2-inch electrical box.

2.15

ADDRESSABLE INTERFACE MODULE (AIM)

A.

Monitor module with solid state circuitry for Class A, Style D circuits interfacing with dry contact initiating devices.

B Signal module with solid state circuitry for supervising and operating Class A circuits serving 24V DC signals, speakers, and telephone devices.

C.

Control module with solid state circuitry for supervised control functions.

D.

Module complete with mounting plate, suitable for installation in 4-inch by 4-inch by 2-1/2-inch electrical box having 1-1/2-inch deep extension ring.

2.16

INITIATING DEVICE

A.

Pull Station, Fire

1. Constructed of red molded polycarbonate material and raised white letters stating “FIRE.”

2. Surface or semiflush-mounted with hinged front cover having keyed reset lock.

3. Lift door and recessed pull handle for double action operating station.

4. Activated station pull handle, latched in protruding position until reset by key.

5. Stations keyed alike with fire alarm control panel.

6. Screw terminal for field connections.

7. Microprocessor-based communication circuit with dip switch selectable address, and compatible with fire alarm control panel.

B.

Smoke Detector

1. Photoelectric addressable type with plug-in, twist-lock base per UL 217 and UL 268.

2. Solid state circuitry, nonradioactive photo-optic sensing chamber, suitable for device releasing service.

3. Concealed, field adjustable, sensitivity test switch.

4. LED; pulsed indication for power availability and steady indication for activated detectors.

5. Self-Compensating Circuitry:

a. Voltage Range: 15V dc to 30V dc, 24V dc nominal.

b. Temperature Range: 0 degrees C to 38 degrees C.

c. Operating Temperature Range: Minus 10 degrees C to 50 degrees C.

d. Humidity Range: 0 to 95 percent relative humidity.

6. Detectors equipped with insect screen.

7. Photoelectric sensors adjusted to within 3 percent of UL 217 window obscuration sensitivity value.

2.17

NOTIFICATION APPLIANCES

A.

Fire Alarm/Mass Notification System Speakers

1. Audible appliances shall conform to the applicable requirements of UL 464. Appliances shall be connected into notification appliance circuits. Appliances shall have a separate screw terminal for each conductor. Audible appliances shall generate a unique audible sound from other devices provided in the building and surrounding area. Surface wall-mounted audible appliances shall be painted white. Recessed wall-mounted audible appliances shall be installed with a grill that is painted white with a factory finish to match the surface to which it is mounted.

a.

Wall Mounted Cone Loudspeaker, integral with ‘FIRE’ Strobe: Speakers shall conform to the applicable requirements of UL 1480. Device shall be factory assembled and include baffle, speaker, blocking capacitor, and transformer. Speakers shall have seven different sound output levels and operate with audio line input levels of 100V ac, 70.7V ac, and 25V ac, by means of selectable tap settings. Wall mounted speaker tap settings shall include taps of 1/4, 1/2, 1, and 2 watt. Speakers shall incorporate a high efficiency loudspeaker for maximum output at minimum power across a frequency range of 400 Hz to 4000 Hz, with a UL sensitivity rating of 86 dBA minimum at 2 watts at 10 feet, and shall have a open back construction. Speakers shall be capable of installation on standard 4-inch square electrical boxes, extra deep box or with extension ring. Speakers and strobes shall be combined into a single wall-mounted unit as shown on the Drawings, with an appearance that matches that of the wall-mounted visual notification appliance combined strobe units. All inputs shall be polarized for compatibility with standard reverse polarity supervision of circuit wiring via the Mass Notification System and/or Fire Alarm System.

c. Outdoor Horn Loudspeaker: For high ambient noise level spaces, provide horn style loudspeaker as shown on the Drawings. The horn shall be constructed of heavy gauge, treated aluminum, and finished in a baked epoxy, tan or red as approved by the Government. The horn shall be a double re-entrant type with a 16-watt rated compression driver producing a UL rated 102 dB measured at 16 watts at 10 feet. The horn shall provide selectable taps at 70.7V ac for 1, 2, 4, 8, and 16 watts (rounded to the whole number). The horn frequency response shall be from 400 Hz to 4,000 Hz. The horn shall provide a dispersion of 70 degrees, with an included mounting assembly for vertical or horizontal plane adjustment. Wiring terminals shall be fully enclosed.

B.

Visual Alarm, ‘FIRE’ strobe integral with the wall speaker

1. Polarized, 24V dc, multi-candela indicating output per UL 1638.

2. Solid state circuitry for low intensity control of xenon flashtube.

3. Tamper-proof, translucent molded polycarbonate, pyramidal shaped clear lens; white enclosure with “FIRE” in red lettering visible from 180-degree viewing field.

4. Polarized in/out wiring.

5. Designed for mounting on wall, single-gang electrical box, or as part of audible/visible base housing.

6. Synchronized unit with all clear strobe and amber strobe circuits.

7. When designated…