SECTION 15365

HALON AGENT EXTINGUISHING SYSTEM

PART 1 GENERAL

SECTION INCLUDES

Fire detection system.

Control and supervision systems.

Halon storage and distribution suppression system.

RELATED SECTIONS

Section 07253 - Cellulose Fireproofing.

Section 07255 - Cementitious Fireproofing.

Section 08710 - Hardware: Release hardware for automatic closing doors.

Section 09900 - Painting.

Section 15190 - Mechanical Identification.

Section 15310 - Sprinkler Systems.

Section 15785 - Computer Room Air Conditioning Units.

Section 15952 - Controls and Instrumentation: Dampers.

Section 16120 - Wire and Cable.

Section 16180 - Equipment Wiring Systems.

Section 16721 - Fire Alarm and Detection Systems: Building fire alarm system and devices.

REFERENCES

ANSI/ASME B16.3 - Malleable Iron Threaded Fittings Class 150 and 300.

ANSI/ASME B16.9 - Factory Made Wrought Steel Buttwelding Fittings.

ANSI/ASME B16.18 - Cast Copper Alloy Solder Joint Pressure Fittings.

ANSI/ASME B16.22 - Wrought Copper and Copper Alloy Solder Joint Pressure Fittings.

ANSI/ASME B31.1 - Power Piping.

ANSI/ASME SEC 8 - Pressure Vessels.

ANSI/ASME SEC 9 - Welding and Brazing Qualifications.

ANSI/AWS A5.8 - Specifications for Brazing Filler Metal.

ANSI/AWS D1.1 - Structural Welding Code.

ANSI/NFPA 12A - Halon 1301 Fire Extinguishing Systems.

ANSI/NFPA 70 - National Electric Code.

ANSI/NFPA 72A - Local Protective Signaling Systems.

ANSI/NFPA 72E - Automatic Fire Detectors.

ASME B40.1 - Gages - Pressure Indicating Dial Type-C Elastic Element.

ASTM A53 - Pipe, Steel, Black and Hot-Dipped Zinc Coated, Welded and Seamless.

ASTM A106 - Seamless Carbon Steel Pipe for High-Temperature Service.

ASTM A135 - Electric-Resistance-Welded Steel Pipe.

ASTM A234 - Pipe Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and Elevated Temperatures.

ASTM B32 - Solder Metal.

ASTM B88 - Seamless Copper Water Tube.

FM - Factory Mutual Approval Guide.

FS GG-G-76 - Gages, Pressure and Vacuum, Dial Indicating (for Air, Steam, Oil, Water, Ammonia, Chloro-fluorohydrocarbon Gases, and Compressed Gases).

MIL-M-12218 -

NEMA ICS 6 - Enclosures for Industrial Controls and Systems.

UL - Fire Protection Equipment Directory.

UL 393 - Indicating Pressure Gages for Fire and Protection Services.

AA.	UL 404 - Gages, Indicating Pressure, for Compressed Gas Service.

SYSTEM DESCRIPTION

Design, fabrication, and installation: In compliance with requirements and recommendations of ANSI/NFPA 12A.

Fire Protection System: Total flooding of hazard area with bromotrifluoromethane, Halon 1301, to extinguish fire.

System is fixed installation with equipment designed and installed to provide fire-extinguishing capability for [underfloor] [occupied area] [and ceiling space] of [single room] [work area] [building] [________].

DESIGN REQUIREMENTS

Provide sufficient amount of Halon 1301 liquid to convert into Halon 1301 vapor. Consider the following when computing volume:

Volume of hazard area.

Specific volume of Halon 1301 vapor.

Additional quantities of Halon 1301 required to compensate for openings, pipe losses, and nitrogen dilution.

Forced ventilation, fan coast downtime and damper actuation time.

Mechanical smoke control system.

Other special conditions affecting extinguishing efficiency.

Locate Halon supply [and backup supply] [in each hazard area] [near each hazard area] [________________].

Interface system with [building fire alarm system, [smoke control system] [emergency power off system] [and] [sprinkler system] [________________]].

PERFORMANCE REQUIREMENTS

Provide total flooding of [5] [7] percent Halon 1301 concentration by volume, in maximum [10] [____] seconds.

SUBMITTALS

Submit under provisions of Section [01300] [01340].

Shop Drawings: To bear stamp of approval of [authority having jurisdiction] [Fire Marshall] [Owner's fire insurance underwriter]. Indicate detailed layout of system, including piping and location of each component. Include control diagrams, wiring diagrams, and written sequence of operation.

Product Data: To bear stamp of approval of [authority having jurisdiction] [Fire Marshall] [Owner's fire insurance underwriter]. Furnish each piece of equipment comprising the system including cylinders, manifolds, control panel, nozzles, detectors, alarm bells or horns, switches, and annunciators.

Samples:	Submit [one] [____] sample of each detector,

manual pull station, and nozzle.

Design Data:	Submit design calculations bearing stamp of approval of [authority having jurisdiction] [Fire Marshall] [Owner's fire insurance underwriter]. Results shall include calculations that verify system pressures, nozzle flow rate, orifice code numbers, piping pressure losses, component flow data, and pipe sizes.

Test Reports: Indicate successful completion of tests.

Manufacturer's Installation Instructions: Indicate installation of equipment and system components.

Manufacturer's Certificate: Certify that system meets or exceeds specified requirements and ANSI/NFPA 12A.

Welders Certification: Submit certificate indicating compliance with [ANSI/ASME SEC 9] [ANSI/AWS D1.1].

PROJECT RECORD DOCUMENTS

Submit under provisions of Section [01700] [01720].

Accurately record exact location of equipment, equipment identification markings, conduit and piping routing details, and agent storage positions.

OPERATION AND MAINTENANCE DATA

Submit under provisions of Section [01700] [01730].

Include electrical schematic written description of system design, drawings illustrating control logic and equipment locations, and technical brochures describing equipment.

Include list of recommended spare parts.

Include checklists and procedures for emergency situations, trouble shooting techniques, abort functions, system control panel operation, trouble procedures, and safety requirements.

QUALITY ASSURANCE

Perform Work in accordance with ANSI/NFPA 70, ANSI/NFPA 72A, and ANSI/NFPA 72E; applicable [UL] [FM] standards; and requirements of applicable codes and ordinances.

Indicate manufacturer's name and pressure rating on valve body. Indicate manufacturer, type, and size, part number, orifice code or orifice diameter on discharge nozzles. Markings shall be standard and visible after installation.

Welding Materials and Procedures: Conform to ANSI/ASME SEC 9 [and applicable state labor regulations].

Welders Certification: To [ANSI/ASME SEC 9] [ANSI/AWS D1.1].

Maintain [one copy] [[____] copies] of [each] document on site.

QUALIFICATIONS

Manufacturer: Company specializing in manufacturing of products specified in this Section with minimum [three] [_______] years [documented] experience.

Installer: Company specializing in performing the work of this Section [with minimum [__________] years [documented] experience] [approved by manufacturer], who maintains a [UL listed] Halon 1301 recharging station [and is capable of providing replacement charge within 24 hours].

Design system using a [UL] [FM] approved calculation method under direct supervision of a Professional Engineer:

Experienced in design of this work.

Licensed at the place where the Project is located.

Licensed in the State of [_____________].

Member of The Society of Fire Protection Engineers.

REGULATORY REQUIREMENTS

Conform to [applicable] [ANSI/NFPA 12A code for system.

Conform to ANSI/NFPA 70 [and ANSI/NFPA 72A] code for electrical wiring and wiring devices.

Provide certification of inspection approval of Halon fire protection system by [authority having jurisdiction] [________________].

DELIVERY, STORAGE, AND HANDLING

Deliver, store, protect and handle products to site under provisions of Section [01600.] [________.]

Accept materials and components on site in shipping containers. Inspect for damage.

Deliver and store equipment in shipping containers with labelling in place. Deliver Halon 1301 in approved containers.

WARRANTY

Provide [two] [____] year warranty under provisions of Section [01700] [01740].

Warranty: Include coverage for replacement Halon 1301.

MAINTENANCE SERVICE

Conduct inspections 6 and 12 months from Date of Substantial Completion to verify proper operation of system and to check agent container weight and pressure. Include a thorough check of controls, detection and alarm systems.

Submit documents, certifying satisfactory system conditions. Include manufacturer's certificate of acceptance of Inspector's qualifications.

EXTRA MATERIALS

Submit maintenance materials under provisions of Section [01700] [01750].

Provide [two] [____] complete sets of special tools required for servicing and maintaining equipment installed, under provisions of Section [01700] [01750].

Provide [two] [____] of each type of detector under provisions of Section [01700] [01750].

PART 2 PRODUCTS

MANUFACTURERS

[__________________________________] Product [_________].

[__________________________________] Product [_________].

[__________________________________] Product [_________].

Substitutions: Under provisions of Section [01600] [________].

PIPE AND PIPING SPECIALTIES

Steel Pipe: ASTM A53 or A106, Schedule 40, or ASTM A135, Schedule 10, black.

Fittings: ANSI/ASME B16.3 malleable iron class 300 for sizes 2 inch (50 mm) and smaller, or ASTM A234, forged steel welding type fittings.

Joints: Screwed, ANSI/AWS D1.1 welded, or grooved and shouldered pipe end couplings.

Copper Tubing:	ASTM B88, Type [M] [L] [K] hard drawn.

Fittings: ANSI/ASME B16.18 cast copper or ANSI/ASME B16.22 wrought copper.

Joints: [ASTM B32, solder 95-5 Tin Antimony] [ANSI/AWS A5.8, BCup silver braze].

Pipe Hangers: ANSI/ASME B31.1, UL or FM approved for sprinkler systems, split clamp up to 2-1/2 inch (60 mm) size, riser clamps over 2-1/2 inch (60 mm) size, adequate to offset discharge thrust.

Escutcheons:	Chrome plated pressed or stamped brass,one piece or split pattern, minimum 2 inches (50 mm) larger than opening.

Gages: ASME B40.1, UL 393, UL 404, [FS GG-G-76] [3-1/2 inch (90 mm)] diameter cast aluminum case, phosphor bronze bourdon tube, rotary brass movement, brass socket, front re-calibration adjustment, black figures on white background, 1 percent mid-scale accuracy, scale calibrated in [psi] [kPa] [both psi and kPa], Model [________] manufactured by [________________].

MANUAL PULL STATIONS

Single action control: Molded [semi-flush] [surface] housing fitted with "pull down" lever which locks in position after releasing spring-loaded contact switch.

Double action control: Molded [semi-flush] [surface] housing fitted with "push in" tab and "pull down" lever which locks in position after releasing spring-loaded contact switch.

Labeling: Locate engraved label adjacent to each manual pull station, indicating area protected, and that actuation will cause Halon discharge.

IONIZATION DETECTORS

Detector, ANSI/NFPA 72E, UL listed, adjustable sensitivity, operating on ionization principle, activated by combustion products, plug-in, twist-lock unit easily removed from base.

Ionization chambers:	Dual, one for fire detection and second for reference, stabilizing detector for changes in temperature, humidity, and pressure.

Amplifier-Switching Circuit and Indicator Lamp: Solid state, two-wire, operating on detector line voltage. On alarm, unit shall lock and be reset at control panel.

Adjustment: Manual for normal or high sensitivity, with sensitivity setting visible and requiring no special tools.

Base Assembly: Twist/lock type with screw terminals, lamp to indicate alarm, [security base lock] and relay contactor.

PHOTOELECTRIC DETECTORS

Detector: ANSI/NFPA 72E, UL listed, adjustable sensitivity, with LED light source and photocell, activated by smoke, plug-in, twist-lock unit easily removed from base.

Amplifier-Switching Circuit and Indicator Lamp: Solid state, two-wire operating on detector line voltage. On alarm, unit shall lock and be reset at control panel.

Adjustment: Manual for normal or high sensitivity, with sensitivity setting visible and requiring no special tools.

Base Assembly: Twist/lock type with screw terminals, lamp to indicate alarm, [security base lock] and relay contactor.

DISCHARGE NOZZLES

Discharge: To provide required rates of discharge and coverage and to distribute Halon uniformly throughout protected area.

Construction: One piece chrome plated brass or aluminum nozzle with textured finish with female pipe thread integral on body. Direct discharge parallel to ceiling.

Identification: Permanently mark nozzles to show equivalent single orifice diameter.

HALON 1301 CYLINDERS

Cylinders: Standard model and size for ease of replacement and addition. Design, fabricate, certify, and stamp cylinders in accordance with ANSI/ASME SEC 8.

Contents: Fill cylinders with required Halon 1301. Pressurize with dry nitrogen to [360 psig (2500 kPa)] [600 psig (4140 kPa)] plus or minus 5 percent total pressure at 70 degrees F (21 degrees C).

Identification: Permanent plate, specifying agent, tare and gross weight, pounds of Halon 1301, and pressurization level; installed so plate is visible and readable.

Safety Release: Equip cylinders with frangible disc safety device.

Halon 1301: MIL-M-12218, in liquid form.

Cylinder Valves:	Heavy duty forged brass, incorporating safety release pressure operated manual control, solenoid discharge valve, and pressure gage. Provide solenoid pilot valves for each cylinder or bank of cylinders.

Manifold: Provide for systems with more than one cylinder, with rack to secure each cylinder and check valves between each cylinder discharge and manifold.

CONTROL CABINET

UL and FM approved as alarm and releasing device, with solid state internal circuitry enclosed in NEMA ICS 6, Type 1 cabinet.

Provide supervision to ANSI/NFPA 72A, Class [A] [B] of following circuits for wire break or ground faults:

Zone detection loops.

Remote manual discharge stations.

Suppression system solenoid valves.

Power supply and circuit wiring and fuse.

Battery interconnecting wires and fuse.

Alarm in abort mode.

Equip panel with following standard features:

Visual and audible annunciation of trouble or alarm signals.

Panel reset switch.

Trouble alarm silence switch with ring back feature.

Single zone detection:	cross zone (optional).

Battery test meter and switch.

Manual discharge switch.

Deadman abort switch.

Programmable timers for pre-discharge and discharge, 0 - 60 second cycle.

Isolated relay contactors for external alarm or equipment and ventilation shutdown.

10.Relay contractors for general trouble signal.

11.Relay contactor activated by detector zone board in

alarm or trouble mode.

Provide [nickel cadmium] [sealed lead acid] [________] batteries and charger for continuous operation of detection, alarm, actuation and supervision functions for [30] [72] hours. Provide automatic battery switch-over upon failure of primary power supply.

Conceal control switches and indicators, with exception of Power On, Master Trouble, Supervisory Trouble, Circuit 1 Alarm, Circuit 2 Alarm and Release Indicators. Provide the following annunciation.

Power On:	Green.

System Trouble:	Amber.

Battery Trouble:	Amber.

Circuit 1 Trouble:	Amber.

Circuit 2 Trouble:	Amber.

Ground Fault:	Amber.

Release trouble:	Amber.

Alarm Circuit 1:	Red.

Alarm Circuit 2:	Red.

10.Agent Release:	Red.

11.Alarm Silence:	Amber.

12.Battery Polarity:	Amber.

13.Abort Trouble:	Amber.

14.Alarm Output Trouble:	Amber.

15.Supervisory Trouble:	Amber.

MISCELLANEOUS EQUIPMENT

Alarm Bells:	Low voltage to allow supervision of circuit wiring, of modular design, with minimum sound level of 88 db at 10 ft (3 meters).

Alarm Horns:	Low voltage to allow supervision of circuit wiring, with minimum sound level of 90 db at 10 feet (3

meters)

Strobe Beacon: Manufacturer's Standard design, low voltage.

OPERATING SEQUENCE

Actuation of one detector in either zone circuit:

Illuminate zone indicator.

Energize alarm [bell] [horn].

Shut down air-conditioning system and close dampers.

Close doors to area.

Signal building fire alarm system.

Actuation of second detector on second zone circuit:

Illuminate zone indicator.

Energize alarm [bell] [horn].

Shut down power to protected equipment.

Actuate time delay for up to [60] [____] seconds.

Release Halon into protected area.

If abort switch is engaged, delay release.

Upon abort switch disengagement release Halon unless system cleared and reset.

Discharge of Halon.

Sounds alarm [bells] [horns].

Operates strobes.

Temperature Detection.

Lower Temperature: Illuminate indicator and energize [bell] [horn].

Higher Temperature: Shut down power to protected equipment.

High Temperature Detection: Close circuit to sprinkler pre-action valve.

PART 3 EXECUTION

EXAMINATION

Verify that spaces are ready to receive work under provisions of Section [01039.] [_______-_.]

Verify that enclosing walls are continuous above ceilings and below raised floors to enable required concentration to be built up and maintained for required time to ensure effective fire extinction.

INSTALLATION

Install in accordance with manufacturer's instructions and ANSI/NFPA 12A.

Ream pipe and tube ends.	Remove burrs. [Bevel plain end ferrous pipe.] Remove scale and dirt on inside and outside before assembly. Blow out pipe before nozzles or

discharge devices are installed.

Route piping in orderly manner, concealed, plumb and parallel to building structure, and maintain gradient. Install piping to conserve building space, and not interfere with use of space and other work.

Securely support piping [in accordance with ANSI/ASME B31.1] with allowance for Halon 1301 thrust forces, and thermal expansion and contraction.

Use grooved mechanical couplings and fasteners only in accessible locations. Roll groove piping only.

Install unions downstream of valves and at equipment or apparatus connections.

Prepare pipe, fittings, supports, and accessories for finish painting, in accordance with Section 09900.

Identify in accordance with ANSI/NFPA 12A requirements. Refer to Section 15190. Place directional arrows and system labels wherever piping changes direction and minimum 20 feet (6 meters) on straight runs.

Secure cylinders as indicated on Drawings. [Where manifolded, mount and support by rack as indicated. For each system provide same size cylinders containing equal amounts of liquid.]

In rooms with suspended ceiling tiles, clip or retain tiles within 4 foot (1.2 m) radius of the nozzles to prevent lifting during discharge.

Install wiring in accordance with Section [16120] [16180] requirements.

Make final connections between equipment and system wiring under direct supervision of factory trained representative of manufacturer.

Install engraved plastic instruction plate, detailing emergency procedures, at control panel and at each manual discharge and abort switch location. At control panel identify control logic units, contacts, and major circuits with permanent nameplates.

At hazard area walls pack space between pipe, pipe sleeve or surface penetration with mineral fiber with elastomer calk to depth of 1/2 inch (13 mm). Provide escutcheons where exposed piping passes through walls, floors, and ceilings. Seal pipe penetrations of fire separations. Refer to Section [07253] [07355].

Locate discharge nozzle approximately 6 inches (150 mm) above or below ceiling and 6 inches (150 mm) below raised floors. Avoid interference with other piping and equipment.

Locate remote manual releases at one or more doors to protect area where indicated. Locate deadman abort switch adjacent.

Provide signal to building fire alarm system. Refer to Section 16721.

Provide interlock with automatic closing door releases. Refer to Section 08710.

Provide interlock with motorized dampers. Refer to Section 15952.

TESTING

Provide [testing] [and] [analysis] under provisions of Section [01400] [01410].

Test distribution piping and valving, prior to nozzle installation, to 50 psig (340 kPa) air pressure test. Inspect joints using soap water solution or halide torch or lamp. Repair leaks and retest. Maintain test pressure for [four] [______] hours.

Upon completion of installation provide final checkout inspection by factory trained representative of manufacturer to ascertain proper system operation. Leave system in a fully commissioned and automatic readiness state with circuitry energized and supervised.

Test circuits including automatic discharge, manual discharge, equipment shut-down, alarm devices, and storage container pressure. Test supervision of each circuit.

Check each ionization detector with a sensitivity meter, adjust. Record sensitivity, and include record in test report.

Submit original copies of tests, indicating that factory trained technical representatives of the manufacturer have inspected and tested systems and are satisfied with methods of installation, connections and operation.

MANUFACTURER'S FIELD SERVICES

Prepare and start systems under provisions of Section [01600] [01650].

Provide experienced manufacturer's field engineer to supervise installation and performance testing of the system.

DEMONSTRATION

Provide systems demonstration under provisions of Section [01670] [________].

Demonstrate that components except cylinder discharge assembly, are functioning properly and in conjunction with controls system.

Submit integrated step-by-step test procedure for approval [30] [____] days prior to start of demonstration.

Arrange meeting prior to demonstration with representatives of the Owner, the Owner's Underwriter, and the installer.

Perform visual inspection and overall review of system installed.

Place minimum of three UL listed recording analyzers in space. Provide certification that testing devices have been checked by recognized testing authority within two weeks of date of demonstration.

Certify that replacement charge can be provided within 24 hours of demonstration.

Discharge system using manual-release switch mounted on control panel. Run discharge test with [compressed nitrogen at [360 psig (2500 kPa)] [600 psig (4140 kPa)]] [Halon 122] [Halon 1301]. After discharge, check cylinders for complete pressure release.

After satisfactory completion of discharge test, fill cylinders with amount of Halon 1301 specified in design calculations.

SCHEDULE

Location	Detectors Zone	Abort Manual	Alarm

Smoke Heat	Switch	Discharge	Bell

Horn

Hazard Area One	3	1	2

Ceiling	4	1	1

Ceiling	4	1	2

Sub Floor	4	1

Sub Floor	4	2

Hazard Area Two	1	1	2

Ceiling	2	3

Ceiling	2	4

END OF SECTION