FM - 200
FM-200 CLEAN AGENT FIRE SUSPENSION SYSTEM
PYRO-CHEM DETECTION /RELEASE SYSTEM
SECTION 1 - GENERAL
This specification outlines the requirement for a "total Flood"
Clean Agent Fire Suspension System with automatic detection and control. The
work described in the specification includes all engineering. labor,
materials, equipment, and services necessary, and required, to complete and
test the suspension system.
II APPLICABLE STANDARDS AND PUBLICATIONS
The design, equipment, installation, testing and maintenance of the Clean
Agent Suppression System shall be in accordance with the applicable Requirements
set forth in the latest edition of the following codes and standards
1) NFPA No.2001 - Clean Agent Fire Extinguishing Systems
2) NFPA No.70 - National Electrical Code
3) NFPA No.72 - Standard For Protective Signaling
4) Factory Mutual Approval Guide
5) UL Listings
6) Requirements of the Authority Having Jurisdictions (AHJ)
The standard listed, as well as all other applicable codes, standards, and good engineering practices shall be used as
"minimum" design standards.
The Suppression System installation shall be made in accordance with the
drawings, specifications and applicable standards. Should a conflict occur
between the drawings and specifications, the specifications shall prevails.
The work listed below shall be provided by others, or under other sections of
A. 120 VAC or 220 VAC power supply to the system control panel.
B. Interlock wiring and conduit for shutdown of HVAC, dampers and/or electric
power supplies, relays or shunt trip breakers.
Connecting to local/remote fire alarm systems, listed central
alarm station(s) or sprinkler preaction/deluge valve actuation.
V QUALITY ASSURANCE
1) The manufacturer of the supression system hardware and detection
components shall be ISO 9000 registered.
2) The name of the manufacturer shall appear on all major components.
3) All devices, components and equipment shall be the products of the same manufacturer
4) All devices, components and equipment shall be new, standard products of
the manufacturer's latest design and suitable to perform the functions intended.
5) All devices and Equipments shall be U.L listed and/or FM approved.
6) Locks for all cabinets shall be keyed alike.
1) The installing contractor shall be trained by the supplier to design,
install, test and maintain fire suppression systems.
2) When possible, the installing contractor shall employ a NICET
certified special hazard designer, Level II or above, who will be
responsible for this project.
3) The installing contractor shall be an experienced firm regularly engaged
in the installation of automatic Clean Agent, or similar, fire suspensions
systems in strict accordance with all applicable codes and standards.
4) The installing contractor must have a minimum of five (5) years experience
in the design, installation and testing of Clean Agent, or similar, fire
suppression systems. A list of systems nature and scope shall be provided on
5) The installing contractor shall show evidence that his company
caries a minimum $2,000,000.00 liability and completed operations
insurance policy. these limits shall supersede limits required in
the general conditions of the specifications.
6) The installing contractor shall maintain, or have access to, a
Clean Agent recharging station. The installing contractor shall
provide proof of his ability to recharge the latest Clean Agent
system within 24 hours after a discharge. Include the amount of bulk
agent storage available.
7) The installing contractor shall be an authorized stocking distributor of
the Clean Agent system equipment so that immediate replacement parts are
available from inventory.
8) the installing contractor shall show proof of emergency
service available on a twenty-four-hour-a-day, seven-day-a-week
1) The installing contractor shall submit the following design information and
drawings for approval prior to staring work on this project.
a) Field installation layout drawings have a scale of not
less than 1/8" = 1' - 0' or 1:100 detailing the location of
all agent storage tanks, nozzles, pipe runs including pipe sizes
and lengths, control panel(s), detectors, manual pull stations,
abort stations, audible and visual alarms, etc.
b) Auxiliary details and information such as maintenance
panel. Door holders, special sealing requirements and equipment
c) Separate layouts, or drawings, shall be provided for each
level, (i.e.; room, under floor, and above ceiling) and for
mechanical and electrical work.
d) A separate layout or drawing shall show some isometric
details of agent storage containers, mounting details, proposed
pipe runs and sizes, and symbol legend.
e) Electrical layout drawings shall show the location of all
devices and include point-to-point conduit runs and a
description of the method(s) used for detector mounting.
f) Provide an internal control panel wiring diagram which
shall include power supply requirements and feild wiring
g) Separate drawing providing symbol legend to identify all
h) Annunciator wiring schematics and dimensioned display panel illustration
shall be provided.
i) Complete hydraulic flow calculations, from a UL listed
computer program, shall be provided for all engineered Clean
agent systems. Calculation Sheet(s) must include the
manufacturers name and UL listing number for verification. The
individual sections of pipe and each fitting to be used, as
shown an the isometrics, must be identified and included in the
calculation. Total agent discharge time must be shown and
detailed by zone.
j) Provide calculations for the battery stand-by power supply
taking into consideration the power requirements of all alarms,
initiating devices and auxiliary components under full load.
k) A complete sequence of operation shall be submitted detailing all alarm
devices, shutdown functions, remote signaling, damper operation, time delay and
agent discharge for each zone or system.
2) Submit drawings, calculations and system components data
sheets for approval to the local fire prevention agency, owner's
insurance underwriter, and all other authorities having jurisdiction
before starting installation. submit approved plans to the
architect/engineer for record.
SECTION 2 - SYSTEM REQUIREMENTS
I. SYSTEM DESCRIPTION AND OPERATION
A. The system shall be a Total Flood FM-200 Suppression System supplied by
B. The system shall provide a FM-200 minimum design concentration of
7.2% by volume for Class A hazards and 9.0% by volume for Class B
hazards, in all areas and/or protected spaces, at the minimum
anticipated temperature within the protected area. System designs shall
not exceed 10.5% for normally occupied spaces, adjusted for maximum
space temperature anticipated, with provisions for room evacuation
before agent release.
C. The system shall be complete in all ways. It shall include all mechanical
and electrical installation, all detection and control equipment, agent storage
containers, FM-200 agent discharge nozzle, pipe and fittings, manual release and
abort stations, audible and visual alarm devices, auxiliary devices and
controls, shutdowns, alarm interface, caution/advisory signs, functional
checkout and testing, training and all other operations necessary for a
functional, UL Listed and/or FM approved FM-200 Clean Agent Suppression System.
D. Provide two (2) inspections during the first year of service. Inspections
shall be made at 6-month intervals commencing when the system is first placed
into normal service.
E. The general contractor shall be responsible for selling and securing the
protected spaces against agent loss and/or leakage during the 10-minute
F. The system(s) shall be actuated by a combination of ionization
and/or photoelectric detectors installed for maximum area coverage 250
sq. ft. per detector, in both the room, underfloor and above ceiling
protected spaces. If the airflow is one air change per minute,
photoelectric detectors only shall be installed for maximum area
coverage of 125 sq. ft. per detector. (Ref. NFPA No. 72).
G. Detectors shall be Cross-Zoned detection requiring two detectors
to be in alarm before release.
H. Automatic operation of each protected area shall be as follows:
1) Actuation of one (1) detector, within the system, shall:
a) Illumination the "ALARM" lamp on the control panel face.
b) Energize an alarm bell and/or an optional visual indicator.
c) Transfer auxiliary contacts which can perform auxiliary
systems such as i) Operate door holder/closures on access doors
ii) Transmit a signal to a fire alarm system, iii) Shutdown HVAC
2) Actuation of a 2nd detector, within the system, shall:
a) Illuminate the "PRE-DISCHARGE" lamp on the control panel face.
b) Energize a pre-discharge horn or home/strobe device.
c) Shut down the HVAC system and/or close dampers.
d) Start time-delay sequence (not to exceed 60 seconds).
e) System abort sequence is enabled at this time.
f) Light an individual lamp on an optional Annunciator.
3) After completion of the time-delay sequence, the FM-200 Clean Agent system
shall discharge and the following shall occur:
a) Illuminate a "SYSTEM FIRED" lamp on the control panel face.
b) Shutdown of all power to high-voltage Equipment.
c) Energize a visual indicator(s) outside the hazard in which the discharge
d) Energize a "SYSTEM FIRED" audible device (Optional).
4) The system shall be capable of being actuated by manual
discharge devices located at each hazard exit. Operation of a manual
device shall duplicate the sequence description above except that
the time delay and about functions shall be bypassed. The manual
discharge station shall be the electrical actuation type and shall
be supervised at the main control panel.
II MATERIALS AND EQUIPMENTS
A. GENERAL REQUIREMENTS
1) The FM-200 Clean Agent System Materials and equipment shall be
standard products of the suppliers latest design and suitable to
perform the functions intended. When one or more pieces of equipment
must perform the same function(s), they shall be duplicates produced
by one manufacturer.
2) All devices and equipments shall be UL Listed and/or FM approved.
B. FM-200 AGENT STORAGE AND DISTRIBUTION
1) Each system shall have its own supply of clean agent.
2) The system design can be modular, central storage, or a combination of
both design criteria.
3) Systems shall be designed in accordance with the
4) Each supply shall be located within the hazard area, or as
near as possible, to reduce the amount of pipe and fittings required
to install the system.
5) The clean agent shall be stored in PYRO-CHEM Agent Storage
Containers. Containers shall be super-pressurized with dry nitrogen
to an operating pressure of 360 psi @ 70F (24.8 bar at 20 C).
Containers shall be high-strength low alloy steel construction and
conform to NFPA 2001.
6) Containers shall be actuated by a resettable electric actuator
with mechanical override located at each agent container or
connected bank of cylinders. Non-resettable or explosive devices
shall not be permitted.
7) Each container shall have a pressure gauge and low pressure
switch to provide visual and electrical supervision of the container
pressure. The low-pressure switch shall be weird to the control
panel to provide and audible and visual "Trouble" alarms
in the event the container pressure drops below 247 psi (17 bar).
The pressure gauge shall be color coded to provide an easy, visual
indication of container pressure.
8) Each container shall have a pressure relief provision that
automatically operated before the internal pressure exceeds 750 psi
9) Engineered discharge nozzles shall be provided within the
manufacturer's guidelines to distribute the FM-200 agent throughout
the protected spaces. The nozzles shall be designed to provide
proper agent quantity and distribution.
a) Nozzles shall be available in 3/8 in. through 2 in. (BPS 10 mm through 50
mm) pipe sizes. Each size shall be available in 180 degrees and 360 degrees
b) Ceiling plates can be used with the nozzles to conceal
pipe entry holes through ceiling titles.
10) Distribution piping, and fittings, shall be installed in
accordance with the manufacturer's requirements, NFPA 2001 and
approved piping standards and guidelines. All distribution piping
shall be installed by qualified individuals using accepted practices
and quality procedures. All piping shall be adequately supported and
anchored at all directional changes and nozzle locations.
a) All piping shall be reamed, blown clear and swabbed with
suitable solvents to remove burrs, mill varnish and cutting oils
b) All pipe threads shall be sealed with Teflon tape pipe
sealant applied to the male thread only.
C. CONTROL PANEL
1) The control panel shall be a PCR releasing panel supplied by
2) The control system and its components shall be UL Listed and FM approved
for use as a local fire alarm system with releasing device service.
3) The control system shall perform all functions necessary to operate the
system detection, actuation and auxiliary functions.
4) The control system shall include battery standby power to support 24 hours
in standby and 5 minutes in alarm.
5) The control system shall be microprocessor based utilizing a
distributed processing concept. A single microprocessor failure
shall not impact operation of additional modules on the system.
6) The control system shall be capable of supporting Cross Zoned
7) The control system shall supply integrated 2.0 amp power
8) Each control system shall four (4) initiating circuits.
a) Each circuit shall be capable of Class A (Style D) or Class B (Style A)
b) Each circuit shall be capable of operating upto fifteen
(15) approved detectors for thirty (30) detectors per system.
c) Each circuit shall be capable of monitoring contact
devices configured for manual release, manual alarm, system
abort, trouble input or auxiliary (non-fire) input.
9) Each control shall contain release circuits for activation of
an extinguishing/suppression system(s).
a) Each circuit shall be capable of Class B (Style Y) operation.
b) Each circuit shall be rated for 1.5 amp @ 24 VDC.
10) Each control system shall contain two (2) indicating appliance circuits
a) Each circuit shall be capable of Class A (Style B) or Class B (Style Y)
b) Each circuit shall be rated for 5 amp @ 24 VDC.
11) Each control system shall provide an auxiliary power supply rated at 2 @
12) Each control system shall provide two (2) SPST relays: one for common
alarm and one for common trouble. Four (4) additional programmable relays can be
added to each control system by adding an RX@M Relay Module.
1) The detectors shall be spaced and installed in accordance with
the manufacturer's specifications and the guidelines of NFPA 72.
2) the Ionization detector shall be a PYRO-CHEM model, or equally in quality,
performance and features.
3) The Photoelectric detector shall be a PYRO-CHEM model, or equally in
quality, performance and features.
E. MANUAL RELEASE (ELECTRIC)
1) The electric manual release switch shall be a dual action
device which provides a means of manually discharging the
Suppression system when used in conjunction with the control system.
2) The Manual Release switch shall be a PYRO-CHEM model, or equally in
quality, performance and features.
3) The Manual Release switch or Manual Pull station shall be a
dual action device requiring two distinct operations to initiate a
4) Manual Actuation shall bypass the time delay and abort
functions shall cause the system to discharge and shall cause all
release and shutdown devices to operate in the same manner as if the
system had operated automatically.
5) A Manual Release switch shall be located at each exit from the
F. ABORT STATION (OPTIONAL)
1) The optional Abort System shall be the "Dead Man" type and shall
be located next to each manual switch.
2) The Abort station shall be a PYRO-CHEM model, or equal in quality,
performance and features.
3) The Abort station shall be supervised and shall indicate a
trouble condition at the control panel, if depressed, and no alarm
4) "Locking" or "Keyed" abort station shall not be
G. AUDIBLE AND VISUAL ALARMS
1) Alarm audible and visual signs devices shall operate from the control
2) The Alarm Bell, Alarm Horn and Horn/Strobe devices shall be
PYRO-CHEM model, or equal in quality, performance and features.
3) The visual alarm units shall be a PYRO-CHEM Strobe device, or equal in
quality, performance and features.
4) A Strobe Device shall be placed outside, and above, each exit
door from the protected space. Provide an advisory sign at each
H. CAUTION AND ADVISORY SIGNS
1) Entrance sign: (1) required at each entrance to a protected space.
2) Manual discharge sign: (1) required at each manual discharge station.
3) Flashing light sign: (1) required at each flashing light over
each exit from a protected space.
I. SYSTEM AND CONTROL WIRING
1) All systems wiring shall be furnished and installed by the
2) All wiring shall be installed in electrical metallic tubing (EMT),
or conduit and must be installed and kept separate from all other
3) All systems components shall be securely supported independent
of the wiring. Runs of conduit and wiring shall be straight, neatly
arranged, properly supported, and installed parallel and
perpendicular to walls and partitions.
4) The sizes of the conductors shall be those specified by the
manufacturer. Color-coded wires shall be used. all wires shall be
tagged at all junctions points and shall be free from shorts, each
connections (unless so noted on the system drawings), and crosses
between the conductors. Final termination between the control panel
and the system field wiring shall be made under the direct
supervision of a factory-trained representative.
5) All wiring shall be installed by qualified individuals, in a
neat and workmanlike manner, to conform to the National Electric
Code, Article 725, and Article 760, except as otherwise permitted
for limited energy circuits, as described in NFPA 72-1993 edition.
Wiring installation shall meet all local, state, province and/or
6) The complete system electrical installation, and all auxiliary
components, shall be connected to earth ground in accordance with
the National Electric Code.
SECTION 3 - TESTING AND DOCUMENTATION
I. SYSTEM INSPECTION AND CHECKOUT
After the system installation has been completed, the entire system shall be
checked out, inspected and functionally tested by qualified, trained personnel,
in accordance with the manufacturer's recommended procedures and NFPA standards.
A. All containers and distributing piping shall be checked for proper
mounting and installation.
B. All electrical wiring shall be tested for proper connection,
continuity and resistance to earth.
C. The complete system shall be functionally tested, in the presence
of the owner or his representative, and all functions, including system
and equipment interlocks, must be operational at least five (5) days
prior to the final acceptance tests.
1) Each detector shall be tested in accordance with the manufacturer's
recommended procedures, and test values recorded.
2) All system and equipment interlocks, such as door release
devices, audible and visual devices, equipment shutdowns, local and
remote alarms, etc. shall function as required and designed.
3) Each control panel circuit shall be tested for trouble by
inducing a trouble condition in to the system.
II TRAINING REQUIREMENTS
Prior to final acceptance, the installing contractor shall provide
operational training to each shift of the owners personnel. Each training
session shall include control panel operation, manual and (optional) abort
functions. trouble procedures, supervisory procedures, auxiliary functions
and emergency procedures.
III OPERATION AND MAINTENANCE
Prior to final acceptance, the installing contractor shall provide
operation and maintenance instruction manuals, four (4) copies for each
system, to the owner. All aspects of system operation and maintenance shall
be detailed, including piping isometrics, wiring diagrams of all circuits, a
written description of the system design, sequence of operations and
drawing(s) illustrating control logic and equipment used in the system.
Checklists and procedures for emergency situations, trouble shooting
techniques, maintenance operations and procedures shall be included in the
IV AS-BUILT DRAWINGS
Upon completion of each system, the installing contractor shall provide
four (4) copies of the system "As-Built" drawings to the owner.
The drawings shall show actual installation details including all equipment
locations (i.e.: control panel(s), agent container(s), detectors, alarms,
manuals and aborts etc.) as well as piping and conduit routing details. Show
all rooms of facilities modifications, including door and/or damper
installations completed. One (1) copy of reproducible drawings shall be
provided reflecting all actual installation details.
V ACCEPTANCE TESTS
A. At the time "As-Built" drawings and
maintenance/operations are submitted, the installing contractor shall
submit a "Test Plan" describing procedures to be used to test
the control system(s). the Test Plan shall include step-by-step
description of all tests to be performed and shall indicate the type and
location of test apparatus to be employed. The tests will demonstrate
that the operational and installation requirements of this specification
have been met. All tests shall be conducted in the presence of the owner
and shall not be concluded until the Test Plan has been approved.
The tests shall demonstrate that the entire control system functions
are designed and intended. All circuits shall be tested: automatic
actuation, solenoid and manual actuation, HVAC and power shutdowns,
audible and visual alarm devices and manual override of abort functions.
Supervision of all panel circuits, including AC power and battery power
supplies, shall be tested and qualified.
A room pressurization test shall be conducted, in each protected
space, to determine the presence of openings which would affect the
agent concentration levels. The test(s) shall be conducted using the
Retro-Tec Corp. Door Fan system, or equivalent, with integrated computer
program. All testing shall be in accordance with NFPA 2001, Appendix B.
VI SYSTEM INSPECTIONS
If room pressurization testing indicates that openings exist which
would result is leakage and/or loss of the extinguishing agent, the
installing contractor shall be responsible for coordinating the proper
sealing of the protected space(s) by the general contractor or his
sub-contractor or agent. The general contractor shall be responsible for
adequately sealing the protected space(s) against loss or leakage. The
installing contractor shall inspect all work to ascertain that the
protected space(s) have been adequately and properly sealed. THE
SUPPRESSION SYSTEM INSTALLING CONTRACTOR SHALL BE RESPONSIBLE FOR THE
SUCCESS OF THE ROOM PRESSURIZATION TESTS. If the first room
pressurization test is not successful, in accordance with these
specifications, the installing contractor shall direct the general
contractor to determine, and correct, the cause of the test failure. The
installing contractor shall conduct additional room pressurization
tests, at no additional costs to the owner, until a successful test is
obtained. Copies of successful test results shall be submitted to the
owner for record. 5) Upon acceptance by the owner, the completed
system(s) shall be placed into service.
The installing contractor shall provide two (2) inspections of each
system, installed under this contract, during the one-year warranty
period. The first inspection shall be at the six-month interval, and the
second inspection at the 12-month interval, after system acceptance.
Inspections shall be conducted in accordance with the manufacturer’s
guidelines and the recommendations of NFPA 2001.
Documents certifying satisfactory system(s) operation shall be
submitted to the owner upon completion of each inspection.
All PYRO-CHEM system components furnished and installed under this contract
shall be warranted against defects in design, materials and workmanship for the
full warranty period which is standard with the manufacturer, but in no case
less than one (1) year from the date of system acceptance.