Sample Bid Specification
Fire & Safety
3M™ Scott™ Air-Pak™ X3 Pro
Self-Contained Breathing Apparatus (SCBA)
Self-Contained Breathing Apparatus Requirements
•The SCBA shall consist of the following major sub-assemblies: (1) full facepiece assembly; (2) a removable, positive pressure, mask-mounted regulatorwith air-saver switch; (3) an automatic dual path redundant pressure-reducing regulator; (4) end-of- service time indicators; (5) a harness and backframe assembly for supporting the equipment on the body of the wearer; (6) a shoulder strap mounted, remote gauge indicating cylinder pressure; (7) a rapid intervention crew/universal air connection (RIC/ UAC);(8)apersonalalertsafetysystem(PASS);and(9)cylinderandvalveassemblyforstoringbreathingairunderpressure.
Regulatory Approvals
•The SCBAshall be approved to NIOSH 42 CFR, Part 84 forchemical, biological, radiological and nuclearprotection (CBRN).
•TheSCBAshallbecomplianttotheNFPA1981,2018Edition,StandardonOpen-CircuitSelf-ContainedBreathingApparatusfor Emergency Services.
•TheSCBAshallbecomplianttotheNFPA1982,2018Edition(ifincludingoptionalPASSDevice),StandardonPersonalAlert Safety Systems.
•IftheSCBAistoincludeanoptionalintegratedself-rescuedevice,thedeviceshallbecomplianttotheNFPA1983,2017Edition, Standard on Life Safety Rope and Equipment for Emergency Services.
•All components shall be approved for Intrinsic Safety under UL 913 Class I, Groups C and D, Class II, Groups E, F and G, Hazardous locations.
•The SCBA shall maintain all NIOSH standards with any of the types of cylinders listed as provided bythe SCBA manufacturer.
REQUIRED COMPONENTS
Facepiece Assembly (Model: Vision C5)
•The facepiece shall have a large diameter inlet that enables both unrestricted breathing and voice communications, while also allowing for rehydration (oral) without having to remove the facepiece.
•The facepiece shall enable connection of the mask-mounted regulator byway of a quarter (1/4) turn rotation in a single direction.
•The facepiece shall interface with the mask-mounted regulator, without the use of tools, with an audible click to assure the user that the regulator is properly seated.
•The facepiece assembly shall be available in three sizes, marked “S” for small, “M” for medium and “L” for large.
•The facepiece sizes shall be color-coded for ease of identification.
•The facepiece nose cup assembly shall be available in three sizes, marked “S” for small, “M” for medium and “L” for large.
•The facepiece assembly, including head harness, shall not be made with natural rubber latex.
•The facepiece shall include a face seal that is secured to the lens by a U-shaped bezel using no more than two fasteners.
•The face seal shall be a single-reflex design for enhanced comfort and easier donning.
•The facepiece shall contain inhalation valves that are contrasting in color and readilyvisible to enable quick visual inspection.
•Multi-directional voicemitters shall be recessed on both sides ofthe facepiece and ducted directlyto an integral silicone nose cup to enhance voice transmission around the user.
•ThefacepieceshallmeettherequirementsoftheNFPA1981,2018Editionstandardfornonelectroniccommunications.
•The face seal shall provide a landing area with ridges to help improve the interface with protective hoods.
•The facepiece shall incorporate attachment points for an optional accessory neck strap.
•The facepiece assembly shall be modular in design to enable ease of upgrading and serviceability.
•The facepiece shall incorporate a RFID tag for asset and maintenance tracking.
•The facepiece shall be capable of submersion for cleaning and disinfecting.
Facepiece Lens
•The lens is a component of the facepiece assembly and shall be a single, replaceable, modified-cone configuration, constructed of a high-temperature and radiant-heat-resistant, non-shatter type polycarbonate material.
•ThelensshallbecoatedtoresistabrasionandmeettherequirementsofNFPA1981,2018Editionstandardforlensabrasion.
•The lens shall have an internal anti-fog coating to reduce fogging of the lens.
•ThelensshallmeettherequirementsoftheNFPA1981,2018Editionstandardforradiantheatandelevatedtemperatureheatand flame resistance tests.
•In accordance with NIOSH 42 CFR part 84, the facepiece shall meet the penetration and impact requirements, including compliance with ANSI Z87.1 – 2015.
Head Harness
•The head harness is a component of the facepiece assembly and shall have five points of suspension connection, four ofwhich shall be adjustable, made in the fashion of a net hood to minimize interference between securing ofthe facepiece and the wearing of head protection.
•The head harness shall be constructed of a para-aramid material for fire, first responder and CBRN applications.
•The head harness shall include an integrated handle to assist with donning of the facepiece.
•Two elastomeric straps, attached to the face seal in four locations, shall provide adjustment for proper seal to the face.
•The head harness shall be available in three sizes to accommodate persons ofvarying facial shapes and sizes.
•The head harness shall be designed for easy removal from the facepiece to assist with cleaning and serviceability.
Facepiece Assembly (Model: AV-3000 HT)
•The facepiece shall have a large diameter inlet that enables both unrestricted breathing and voice communications, while also allowing for rehydration (oral) without having to remove the facepiece.
•The facepiece shall enable connection of the mask-mounted regulator byway of a quarter (1/4) turn rotation in a single direction.
•The facepiece shall interface with the mask-mounted regulator, without the use of tools, with an audible click to assure the user that the regulator is properly seated.
•The full facepiece assembly shall be available in three sizes, marked “S” for small, “M” for medium and “L” for large.
•The facepiece sizes shall be color-coded for ease of identification.
•The facepiece nose cup assembly shall be available in three sizes, marked “S” for small, “M” for medium and “L” for large.
•The facepiece assembly, including head harness, shall not be made with natural rubber latex.
•The facepiece shall include a face seal that is secured to the lens by a U-shaped bezel using no more than two fasteners.
•The facepiece shall contain inhalation valves that are contrasting in color and readilyvisible to enable quick visual inspection.
•Multi-directional voicemitters shall be recessed on both sides ofthe facepiece and ducted directlyto an integral silicone nose cup to enhance voice transmission around the user.
•ThefacepieceshallmeettherequirementsoftheNFPA1981,2018Editionstandardfornonelectroniccommunications.
•The facepiece assembly shall be modular in design to enable ease of upgrading and serviceability.
•The facepiece shall be capable of submersion for cleaning and disinfecting.
•The facepiece shall be able to incorporate multiple electronic communications options (amplification, radio interface, radio direct interface)withoutaffectingNIOSHapprovalsand/orNFPAcertification,whereapplicable.
•The facepiece shall enable the installation of communications bracket on either the right or left side.
•The facepiece shall be approved for use with multiple respiratory applications to enable the same user to switch from one application to anotherwithout the use of tools and without doffing the facepiece.
Facepiece Lens
•The lens is a component of the facepiece assembly and shall be a single, replaceable, modified-cone configuration, constructed of a high-temperature and radiant-heat-resistant, non-shatter type polycarbonate material.
•ThelensshallbecoatedtoresistabrasionandmeettherequirementsofNFPA1981,2018Editionstandardforlensabrasion.
•The lens shall have an internal anti-fog coating to reduce fogging of the lens.
•ThelensshallmeettherequirementsoftheNFPA1981,2018Editionstandardforradiantheatandelevatedtemperatureheatand flame resistance tests.
•In accordance with NIOSH 42 CFR part 84, the facepiece shall meet the penetration and impact requirements, including compliance with ANSI Z87.1 – 2015.
Head Harness
•The head harness is a component of the facepiece assembly and shall have five points of suspension connection, four ofwhich shall be adjustable, made in the fashion of a net hood to minimize interference between securing ofthe facepiece and the wearing of head protection.
•The head harness shall be available in an optional, adjustable five-strap configuration.
•The head harness shall be constructed of a para-aramid material for fire, first responder and CBRN applications.
•The head harness shall include either a positioning strap or an integrated handle to assist with donning of the facepiece.
•Two elastomeric straps, attached to the face seal in four locations, shall provide adjustment for proper seal to the face.
Regulator (Model: E-Z Flo C5)
•The mask-mounted regulator shall maintain positive pressure during flows of up to 500 standard liters per minute.
•The mask-mounted regulator shall be available in a continuous hose configuration, with an optional inline quick disconnect coupling.
•The optional quick disconnect coupling shall be easily connected and disconnected bytrained individuals with a gloved hand and in limited visibility conditions.
•The optional quick disconnect coupling shall be guarded against inadvertent disconnect during use of the equipment.
•The low-pressure hose shall be equipped with a swivel attachment at the mask-mounted regulator.
•The mask-mounted regulator shall connect to the facepiece byway of a quarter (1/4) turn rotation in a single direction.
•An audible click shall provide notification that the mask-mounted regulator is securely attached to the facepiece.
•The mask-mounted regulator shall be equipped with a gasket to provide a seal against the mating surface ofthe facepiece.
•The mask-mounted regulator shall reactivate and supply air only in the positive pressure mode when the wearer affects a face seal and inhales.
•The mask-mounted regulator shall have a demand valve to deliver air to the user, activated by a diaphragm responsive to respiration.
•The diaphragm shall include an integrated exhalation valve.
•The mask-mounted regulator shall include a purge valve for use as an emergency bypass.
•The mask-mounted regulator shall be designed to direct the incoming air through a spray bar and over the inner surface ofthe facepiece lens for defogging purposes.
•The mask-mounted regulator shall incorporate a Heads-Up Display (HUD) to provide visual alerts to the SCBA user of air status and critical alarm conditions.
•The HUD shall be recessed into the mask-mounted regulator bodyto help improve downward visibilitythrough the facepiece.
•The HUD shall provide visual alerts to the SCBAwearer for electronic personnel accountability report, evacuation, and system integrity alarm.
•The mask-mounted regulator shall incorporate status lights to assist with remote identification of a user’s SCBA air remaining.
•The mask-mounted regulator shall incorporate a latch mechanism to enable removal from the facepiece.
•When fully engaged, the latch mechanism shall act as an auto air-saver switch to stop the air flow.
•An audible click shall provide notification that the latch is fully engaged, and the air-saver switch has been activated to stop the air flow.
•The mask-mounted regulator shall require a quarter (1/4) turn rotation in a single direction for removal from the facepiece.
Regulator (Model: E-Z Flo+)
•The mask-mounted regulator shall maintain positive pressure during flows of up to 500 standard liters per minute.
•The mask-mounted regulator shall be available in a continuous hose configuration, with an optional inline quick disconnect coupling.
•The optional quick disconnect coupling shall be easily connected and disconnected bytrained individuals with a gloved hand and in limited visibility conditions.
•The optional quick disconnect coupling shall be guarded against inadvertent disconnect during use of the equipment.
•The low-pressure hose shall be equipped with a swivel attachment at the mask-mounted regulator.
•The mask-mounted regulator shall connect to the facepiece byway of a quarter (1/4) turn rotation.
•An audible click shall provide notification that the mask-mounted regulator is securely attached to the facepiece.
•The mask-mounted regulator shall be equipped with a gasket to provide a seal against the mating surface ofthe facepiece.
•The mask-mounted regulator shall contain an air-saver switch to prevent airflowwhen disconnected from the facepiece.
•The mask-mounted regulator shall reactivate and supply air only in the positive pressure mode when the wearer affects a face seal and inhales.
•The mask-mounted regulator shall have a demand valve to deliver air to the user, activated by a diaphragm responsive to respiration.
•The diaphragm shall include an integrated exhalation valve.
•The mask-mounted regulator shall include a purge valve for use as an emergency bypass.
•The mask-mounted regulator shall be designed to direct the incoming air through a spray bar and over the inner surface ofthe facepiece lens for defogging purposes.
•The mask-mounted regulator shall incorporate a Heads-Up Display (HUD) to provide visual alerts to the SCBA user of air status andPASSalarmconditions.
•The mask-mounted regulator shall incorporate a latch mechanism to enable removal from the facepiece.
•The mask-mounted regulator shall require a quarter (1/4) turn rotation for removal from the facepiece.
Pressure Reducer with Snap-Change Cylinder Connection
•The pressure-reducing regulator shall be mounted at the waist on the backframe and be coupled to the cylindervalve through a stainless steel quick connect snout for engagement and sealing within the cylindervalve outlet.
•The cylinder shall be secured to the pressure-reducing regulatorwith two pull-rings 180° from each other.
•A stainless-steel rod shall secure each of the pull-rings to prevent removal of the cylinderwhile the SCBA is pressurized.
•The stainless-steel rods shall be actuated when the cylinder is opened and when cylinder pressure is above 30 psig.
•In lieu of a manual by-pass, the pressure-reducing regulator shall include a back-up pressure-reducing valve connected in parallel with the primary pressure-reducing valve and an automatic transfervalve for redundant control.
•The back-up pressure-reducing valve shall also be the means of activating the low-pressure alarm devices in the mask-mounted regulator.
•This warning shall denote a switch from the primary reducing valve to the back-up reducing valve whether from a malfunction of the primary reducing valve or from low cylinder supply pressure.
•A press-to-test valve shall be included to allow functional testing ofthe back-up reducing valve.
•The pressure-reducing regulator shall have incorporated a resettable over-pressurization reliefvalve which shall prevent the attached low-pressure hose and mask-mounted regulator from being subjected to high pressure.