explosion-proof rotating light - steven engineering · the fb2pst-i features a voltage in-rush...

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Operating Flash Rate/ Model Voltage Current Minute Candlepower Mount 121X 24VDC 1.05 amps 90 2,350 3 /4" Pendant 121X 120VAC 60Hz 0.33 amps 90 1,800 3 /4" Pendant DESIGNED FOR USE IN EXPLOSION-PROOF ATMOSPHERES Available in 24VDC and 120VAC Five lens colors 3 /4-inch pendant mount standard; other options available UL and cUL Listed, CSA Certified, Marine Rated Optional dome guard Type 4X, IP66 enclosure Explosion-Proof Rotating Light Model 121X Federal Signal’s Model 121X rotating light flashes 90 times per minute and produces a 360° visual signal. This explosion-proof light has an incandescent lamp and is available in five lens colors – amber, blue, clear, green and red. The Model 121X is UL Listed for Class I, Division 1, Groups C & D; Class II, Division 1, Groups E, F & G; Class I, Division 2, Groups A, B; and Class III. The 121X is CSA Certified, Marine Rated and contructed to Type 4X, IP66 standards. This corrosion-resistant unit’s copper-free aluminum housing is finished with a powder epoxy. All exposed hardware is construct- ed of 316 grade stainless steel. The 121X uses a synchronous motor to drive a parabolic reflector around an incandescent lamp. This results in a 360° rotating beam which is concentrated in a horizontal plane. The 121X features a spring-clip mounted lens for quick access when inspecting or relamping. A pendant mount is supplied and a ceiling mount and 90° wall mount are available options. Installation is simple; with the mounting box in place, the fixture is threaded onto the mounting box, making the electrical connec- tion. Electrical continuity is made when five threads are engaged. Federal Signal’s rugged 121X Warning Light is designed for explo- sion-proof applications and/or corrosive environments. It is ideal for use in indoor and outdoor areas such as oil rigs, mines, refineries, and chemical plants. FEDERAL SIGNAL CORPORATION Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

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  • Operating Flash Rate/Model Voltage Current Minute Candlepower Mount121X 24VDC 1.05 amps 90 2,350 3/4" Pendant

    121X 120VAC 60Hz 0.33 amps 90 1,800 3/4" Pendant

    DESIGNED FOR USE INEXPLOSION-PROOFATMOSPHERES

    • Available in 24VDC and 120VAC

    • Five lens colors

    • 3/4-inch pendant mount standard;other options available

    • UL and cUL Listed, CSA Certified,Marine Rated

    • Optional dome guard

    • Type 4X, IP66 enclosure

    Explosion-ProofRotating Light

    Model 121X

    Federal Signal’s Model 121X rotating light flashes 90 times perminute and produces a 360° visual signal. This explosion-prooflight has an incandescent lamp and is available in five lens colors– amber, blue, clear, green and red.

    The Model 121X is UL Listed for Class I, Division 1, Groups C &D; Class II, Division 1, Groups E, F & G; Class I, Division 2,Groups A, B; and Class III. The 121X is CSA Certified, MarineRated and contructed to Type 4X, IP66 standards.

    This corrosion-resistant unit’s copper-free aluminum housing isfinished with a powder epoxy. All exposed hardware is construct-ed of 316 grade stainless steel.

    The 121X uses a synchronous motor to drive a parabolic reflectoraround an incandescent lamp. This results in a 360° rotatingbeam which is concentrated in a horizontal plane.

    The 121X features a spring-clip mounted lens for quick accesswhen inspecting or relamping. A pendant mount is supplied and aceiling mount and 90° wall mount are available options.Installation is simple; with the mounting box in place, the fixtureis threaded onto the mounting box, making the electrical connec-tion. Electrical continuity is made when five threads are engaged.

    Federal Signal’s rugged 121X Warning Light is designed for explo-sion-proof applications and/or corrosive environments. It is idealfor use in indoor and outdoor areas such as oil rigs, mines,refineries, and chemical plants.

    FEDERAL SIGNAL CORPORATION

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • EXPLOSION-PROOF ROTATING LIGHT (121X)

    2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com

    H O W T O O R D E R

    • Specify model, voltage and color• Specify options:

    Ceiling Mount Kit (CMXC)Wall Mount (WMXC)Dome Guard (DGXC)

    • Please refer to Model Number Index121X beginning on page 371

    43

    S P E C I F I C AT I O N SLamp Style Incandescent IncandescentLamp Life*: 800 Hours 800 HoursOperating Temp.: -31°F to 150°F -35°C to 66°CNet Weight: 14.75 lbs. 6.69 kgShipping Weight: 18.9 lbs. 8.57 kgHeight: 15.63" 397 mmDiameter: 8.82" 224 mm

    R E P L A C E M E N T PA R T S

    Description Part Number Description Part NumberExterior Dome Assembly, Clear K8444C271A-01 24VDC Mechanism, Amber K8444269AInterior Lens, Amber K8444242A 24VDC Mechanism, Blue K8444269A-01Interior Lens, Blue K8444242A-01 24VDC Mechanism, Clear K8444269A-02Interior Lens, Clear K8444242A-02 24VDC Mechanism, Green K8444269A-03Interior Lens, Green K8444242A-03 24VDC Mechanism, Red K8444269A-04Interior Lens, Red K8444242A-04 120VAC Mechanism, Amber K8444277ALamp, 24VDC K8107A041 120VAC Mechanism, Blue K8444277A-01Lamp, 120VAC K8444A173A 120VAC Mechanism, Clear K8444277A-02

    120VAC Mechanism, Green K8444277A-03120VAC Mechanism, Red K8444277A-04

    3/4" PendantMount

    Cast Aluminum,Corrosion-Resistant, Explosion-ProofHousing

    Interior Lens

    Glass Dome

    ElectricalConnection

    Block

    Motor

    Lamp

    15.63"/397 mm

    11.25"/285.8 mm

    8.82"/224 mm

    * Optimal hours under ideal conditions.

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • DESIGNED FOR USE INEXPLOSION-PROOFATMOSPHERES

    • Available in 24VDC, 120VAC and240VAC

    • Six lens colors

    • 10,000 hour strobe tube

    • 3/4-inch pendant mount standard;other options available

    • Dome guard optional

    • UL and cUL Listed, CSA Certified,CSFM Approved

    • Type 4X, IP66 enclosure

    • Marine Rated

    `

    Explosion-ProofStrobe Light

    Model 27XST

    Federal Signal’s Model 27XST explosion-proof strobe light pro-duces 80 high-intensity flashes per minute. This warning lightoperates on 24VDC, 120VAC, and 240VAC 50/60Hz.

    The 27XST is UL Listed for Class I, Division 1, Groups C & D;Class II, Division 1, Groups E, F & G; Class I, Division 2, GroupsA, B; and Class III. The 27XST is CSA Certified and Marine Rated.

    The 24VDC 27XST features a voltage in-rush limiting PCB designthat provides greater compatability with factory automationcontrol systems and less electrical interference with in-rushsensitive devices.

    The 27XST is Type 4X rated; constructed to IP66. Corrosionresistance is achieved with a powder epoxy finish applied over thecopper-free aluminum housing. All exposed hardware is 316grade stainless steel.

    Federal Signal’s Model 27XST has an effective candlepower (ECP)of 850 and a two million peak candlepower. A pendant mount issupplied and a ceiling mount and 90° wall mount are availableoptions. For easy installation, the mounting box is first installedand the fixture is then threaded onto the mounting box, makingthe electrical connection. Electrical continuity is made when fivethreads are engaged.

    Federal Signal’s Model 27XST is specifically designed for explo-sion-proof atmospheres and/or corrosive environments. Becauseit is easy to install and requires very low maintenance, it is idealfor use in areas such as oil rigs, mines, refineries, andchemical plants.

    FEDERAL SIGNAL CORPORATION

    Operating Flash Rate/ CandlepowerModel Voltage Current Minute Peak1 ECP2 Mount27XST 24VDC 1.9 amps 80 2,000,000 850 3/4" Pendant

    27XST 120VAC 50/60Hz 0.6 amps 80 2,000,000 850 3⁄4” Pendant

    27XST 240VAC 50/60Hz 0.3 amps 80 2,000,000 850 3⁄4” Pendant1 Peak candlepower is the maximum light intensity generated by a flashing light during its light pulse 2 ECP (Effective Candlepower) is the intensity that would appear to an observer if the light were burning steadily

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • EXPLOSION-PROOF STROBE LIGHT (27XST)

    2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com

    H O W T O O R D E R• Specify model, voltage and color

    (Magenta upon request)• Specify options:

    Dome Guard (DGXC)Ceiling Mount (CMXC)Wall Mount (WMXC)

    • Please refer to Model Number Index27XST beginning on page 377

    89

    S P E C I F I C AT I O N SLamp Life*: 10,000 hours 10,000 hoursLamp Style: Strobe Strobe Net Weight: 14 lbs. 6.4 kgShipping Weight: 18.1 lbs. 8.2 kgHeight: 15.63" 397 mmDiameter: 8.82" 224 mmAmbient Temp. Range: -50˚C to 65˚C Canada

    -25˚ to 65˚C USA

    3/4” Pendant

    Electrical Connection Block

    Cast Aluminum Corrosion ResistantExplosion-Proof Housing

    High Intensity Strobe Tube

    Glass Dome

    Fresnel Lens

    4.5"/114.3 mm

    4"/101.6 mm

    15.63"/397 mm

    8.82"/224 mm

    6.36"/162 mm

    * Optimal hours under ideal conditions.

    R E P L A C E M E N T PA R T S

    Description Part Number Description Part NumberExterior Dome Assembly, Clear K8444C271A-01 24VDC Mechanism K8436107F-03Interior Lens Assembly, Amber K8550C095A-02 120VAC Mechanism K8436107E-02Interior Lens Assembly, Blue K8550C095A-01 240VAC Mechanism K8436107E-01Interior Lens Assembly, Clear K8550C095A Strobe Tube, Series C1, C2 K8107159AInterior Lens Assembly, Green K8550C095A-04Interior Lens Assembly, Red K8550C095A-03Interior Lens Assembly, Magenta K8550C095A-07

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • DESIGNED FOR USE INEXPLOSION-PROOF ATMOSPHERES

    • Available in 12-24VDC, 120VACand 230-240VAC

    • Five lens colors

    • 10,000 hour strobe tube

    • Ceiling mount standard; otheroptions available

    • UL and cUL Listed

    • Marine Listed

    • Type 4X, IP66 enclosure

    Firebal l ® 2Explosion-ProofStrobe Warning Light

    Model FB2PSTX and FB2PSTX-I

    Federal Signal’s FB2PSTX explosion-proof strobe light is a com-pact unit that produces a “lightning bolt” flash of light. Measuring13.69" (348mm) high and 7.44" (189mm) in diameter, theFB2PSTX is available in 12-24VDC, 24VDC, 120VAC and 230-240VAC. These strobe lights are well suited for a wide range ofexplosion-proof warning light applications.

    All models are UL and cUL Listed for indoor/outdoor and marineuse. This model is UL Listed for Class I, Division 1, Groups C andD; Class I, Division 2, Groups A, B, C and D; Class II, Division 1,Groups E, F and G; Class II, Division 2, Groups F and G;and Class III.

    Model FB2PSTX has a self-contained power supply. The copper-free aluminum finned base dissipates heat and ensures long life.The outer dome is made of tempered glass. Polycarbonate innerlenses are available in amber, blue, clear, green and red. A ruggedceiling mount fixture is standard; optional wall mounts and domeguards are also available.

    The FB2PST-I features a voltage in-rush limiting PCB designthat provides greater compatability with factory automationcontrol systems and less electrical interference with in-rushsensitive devices.

    The Model FB2PSTX is suited for any application where a superiorvisual signal is needed and is especially effective for warning ofindustrial hazards, process control, status indication or in areaswith high ambient noise levels.

    FEDERAL SIGNAL CORPORATION

    Operating Flash Rate/Model Voltage Current MinuteFB2PSTX 12-24VDC 1.70-0.70 amps 80

    FB2PSTX-I 24VDC 0.70 amps 80

    FB2PSTX 120VAC 50/60HZ 0.25 amps 80

    FB2PSTX 230-240VAC 50/60HZ 0.20 amps 80

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • EXPLOSION-PROOF STROBE LIGHT (FB2PSTX)

    2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com

    H O W T O O R D E R

    • Specify model, voltage and color• Specify options:

    Wall Mount (WMXC)Dome Guard (DGFBX)

    • Please refer to Model Number IndexFB2PSTX beginning on page 373

    85

    S P E C I F I C AT I O N SOperating Temp.: -13°F to 149°F -25°C to 65°CNet Weight: 9.6 lbs. 4.35 kgShipping Weight: 13.1 lbs. 5.94 kgHeight: 13.69" 348 mmDiameter: 7.44" 189 mm

    3/4" NPT Conduit

    Set Screws

    Strobe Flash Tube

    Internal Lens

    Holder

    Glass Outer Dome

    Copper-Free Aluminum Housing

    External Ground

    R E P L A C E M E N T PA R T S

    Description Part NumberInner Lens, Amber K8550292A-02Inner Lens, Blue K8550292A-01Inner Lens, Clear K8550292AInner Lens, Green K8550292A-04Inner Lens, Red K8550292A-03Outer Dome Assembly K8550272A-01PC Assembly, 12-24VDC K2001202CPC Assembly, 120VAC K200D866GPC Assembly, 240VAC K200D866G-01Strobe Tube K8107177A

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • Operating Decibels @Model Voltage Current 10' 1m FrequencyAX 120VAC/VDC 1.9 amps 105 115 1830Hz

    DESIGNED FOR USE INEXPLOSION PROOF ATMOSPHERES

    • Available with 120VAC/125VDCuniversal motor

    • Produces 105dB @ 10' (115dB @ 1m)

    • Wall mount

    • Maintenance free

    • UL and cUL Listed, CSA Certified

    • Type 3R enclosure

    Explosion-ProofGeneral Alarm Siren

    Model AX

    The Federal Signal Model AX siren was introduced in 1937 andreceived UL listing in 1938. This high pitched siren features aunique rotor and stator design that produces a distinctivetonal quality.

    The universal motor operates on 120VAC or 125VDC. This sirenfeatures oversized ball bearings which are lubricated for the life ofthe siren, eliminating periodic maintenance.

    The Model AX is listed for use in Class I, Division 1, Groups C andD; Class II, Division 2, Groups E, F, & G; and Class III locations.This siren is UL Listed and CSA Certified.

    FEDERAL SIGNAL CORPORATION

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • EXPLOSION PROOF ALARM SIREN (AX)

    2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com

    H O W T O O R D E R

    • Specify model• Please refer to Model Number

    Index AX beginning on page 378

    135

    S P E C I F I C AT I O N SOperating Temperature: -13°F to 150°F -25°C to 65°CMotor: Universal UniversalNet Weight: 10 lbs 4.5 kgShipping Weight: 13.4 lbs 6.1 kgHeight: 7.88" 200 mmWidth: 6.88" 175 mmDepth: 10" 254 mm

    67/8"/175mm 10"/254mm

    77/8"

    200mm

    41/4"

    108mm

    3/4” Pipe Mount

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • Operating Decibels @Model Voltage Current Tone 10' 1mSSTX3-MV 24VDC 600mA Wail 108 118

    SSTX3-MV 120VAC 210mA Yelp 108 118

    SSTX3-MV 240VAC 120mA Horn 101 111

    DESIGNED FOR USE IN EXPLOSION-PROOF ENVIRONMENTS

    • Produces three tones – wail, yelp and horn

    • Multi-voltage design – accepts24VDC, 120VAC or 240VAC

    • Produces 108dB @ 10'(118dB @ 1m)

    • UL Listed, cUL Listed

    • Type 3R enclosure

    Explosion-ProofRemotely SelectableElectronic Siren

    Model SSTX3-MV

    Federal Signal’s SSTX3-MV is an explosion-proof electronic sirencapable of producing three high decibel tones from the same unit.The integrated circuitry is contained in a rugged die-cast alu-minum housing.

    The Model SSTX3-MV features internal amplification and tone cir-cuitry capable of reproducing three tones. The user activates eachtone (wail, yelp or horn) with dry contacts from a remote point.

    This unit operates on 24VDC, 120VAC or 240VAC. It is capable ofproducing 108dB @ 10 feet (118dB @ 1m).

    This electronic siren is UL (Underwriters Laboratories) and cULListed for Class I, Division 1, Groups B, C & D.

    The Model SSTX3-MV can be used as a stand-alone, full output,audible warning device in any explosion-proof environment wheremultiple tones are needed but voice paging is not required.

    Typical uses include emergency warning, start and dismissal, gen-eral alarm and evacuation.

    Federal Signal’s Model SSTX3-MV Explosion-Proof ElectronicSiren is an economical multi-tone siren that is designed to holdup to the rigors of explosive and corrosive environments.

    FEDERAL SIGNAL CORPORATION

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • EXPLOSION-PROOF ELECTRONIC SIREN (SSTX3-MV)

    2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com

    H O W T O O R D E R

    • Specify model number• Please refer to Model Number

    Index SSTX3-MV beginning onpage 378

    153

    S P E C I F I C AT I O N SOperating Temperature: -31°F to 161°F -35°C to 72°CNet Weight: 15 lbs. 6.8 kgShipping Weight: 19 lbs. 8.6 kgHeight: 14.75" 375 mmWidth: 8.88" 226 mmDepth: 14.75" 375 mmMaximum contact resistance 1000 ohms 1000 ohms

    R E P L A C E M E N T PA R T S

    Description Part NumberPower Plant Assembly K2005110AConnector, 4-Position K140340B

    8.33"/211.58 mm

    14.75"/374.65 mm

    8.38"/212.85 mm

    8.88"/225.52 mm

    SpunAluminumProjector

    Cast AluminumExplosion-Proof

    Housing

    AdjustableMounting

    Bracket

    14.75"/374.65 mm

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • Operating Decibels @Model Voltage Current Tone 10' 1mSSTX-MV 24VDC 0.60 amps Wail 108 118

    SSTX-MV 120VAC 0.21 amps Yelp 108 118

    SSTX-MV 240VAC 0.12 amps Horn 101 111

    DESIGNED FOR USE INEXPLOSION-PROOF ENVIRONMENTS

    • Produces one of three tones – wail,yelp and horn

    • Multi-voltage design – accepts24VDC, 120VAC or 240VAC

    • Produces 108dB @ 10'(118dB @ 1m)

    • UL and cUL Listed

    • Type 3R, IP44 enclosure

    Explosion-ProofElectronic Siren

    Model SSTX-MV

    Federal Signal’s SSTX-MV is an explosion-proof electronic sirencapable of producing one of three high decibel tones from thesame unit. The circuitry is contained in a rugged die-cast alu-minum amplifier housing.

    The Model SSTX-MV features internal amplification and tone cir-cuitry capable of reproducing one of three different tones. Theuser selects from the wail, yelp or horn tone by reconfiguring theinternal jumpers.

    This unit operates on 24VDC, 120VAC or 240VAC. It is capable ofproducing up to 108dB @ 10 feet (118dB @ 1m).

    This electronic siren is UL (Underwriters Laboratories) and cULListed for Class I, Division 1, Groups B, C & D.

    The Model SSTX-MV can be used as a stand-alone, full output,audible warning device in any explosion-proof environment wherevoice paging is not required.

    Typical uses include emergency warning, start and dismissal, gen-eral alarm and evacuation.

    Federal Signal’s Model SSTX-MV Explosion-Proof Electronic Sirenis an economical multi-tone siren that is designed to hold up tothe rigors of explosive and corrosive environments.

    FEDERAL SIGNAL CORPORATION

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • EXPLOSION-PROOF ELECTRONIC SIREN (SSTX-MV)

    2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com

    H O W T O O R D E R

    • Specify model number• Please refer to Model Number

    Index SSTX-MV beginning onpage 378

    151

    S P E C I F I C AT I O N SOperating Temperature: -31°F to 161°F -35°C to 72°CNet Weight: 15 lbs. 6.8 kgShipping Weight: 19 lbs. 8.6 kgHeight: 14.75" 375 mmWidth: 8.88" 226 mmDepth: 14.75" 375 mm

    R E P L A C E M E N T PA R T S

    Description Part NumberPower Plant Assembly K2001177CConnector, 4-Position K140340B

    8.33"/211.58 mm

    14.75"/374.65 mm

    8.38"/212.85 mm

    8.88"/225.52 mm

    SpunAluminumProjector

    Cast AluminumExplosion-Proof

    Housing

    AdjustableMounting

    Bracket

    14.75"/374.65 mm

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • Operating Decibels @Model Voltage Current 10' 1m31X 120VAC 50/60Hz 0.20 amps 100 11031X 240VAC 50/60Hz 0.10 amps 100 11041X 24VDC 1.20 amps 100 110

    DESIGNED FOR USE INEXPLOSION-PROOF ATMOSPHERES

    • Corrosion-resistant cast aluminumhousings

    • Produces 100dB @ 10' (110dB @ 1m)

    • UL and cUL Listed, CSA Certified

    • Type 4X enclosure

    Explosion-ProofVibrating Horns

    Models 31X and 41X

    These Federal Signal explosion-proof vibrating horns are con-structed for safe use in hazardous environments. They areenclosed in heavy-duty copper-free cast aluminum housingstapped for 3/4” conduit.

    Federal Signal Models 31X and 41X are corrosion-resistant vibrat-ing horns with stainless steel diaphragms. Model 41X is availablein 24VDC. The Model 31X is available in 120VAC and 240VAC andfeatures an internal volume control.

    The 31X and 41X models are UL and cUL Listed (UnderwritersLaboratories) for Class I, Division 1, Groups C & D; Class II,Division 1, Groups E, F, and G; and Class III. Both are CSA(Canadian Standards Association) Certified. A five minute dutycycle applies to both models.

    FEDERAL SIGNAL CORPORATION

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • EXPLOSION-PROOF HORNS (31X/41X)

    2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com

    H O W T O O R D E R

    • Specify model and voltage• Please refer to Model Number Index

    31X/41X beginning on page 378

    121

    S P E C I F I C AT I O N SOperating Temperature: -31°F to 150°F -35°C to 66°CNet Weight:

    31X 7.5 lbs. 3.4 kg41X 9.0 lbs. 4.1 kg

    Shipping Weight:31X 8.1 lbs. 3.7 kg41X 10.3 lbs. 4.7 kg

    Height:31X 7.63" 193.8 mm41X 7.63" 193.8 mm

    Depth:31X 6.5" 165.1 mm41X 6.5" 165.1 mm

    Diameter:31X 6.5" 165 mm41X 6.5" 165 mm

    61/2"/165.1 mm

    75/8"

    193.68 mm

    61/2"

    165.1mm

    Die Cast Zinc Grille

    Cast Aluminum

    Corrosion- Resistant

    Housing3/4" NPT

    3/4" NPT

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • Operating Decibels @Model Voltage Current 10' 1m55X 120VAC 60Hz 0.65 amps 105 115

    DESIGNED FOR USE INEXPLOSION-PROOF ATMOSPHERES

    • Corrosion-resistant cast aluminumhousings

    • Produces 105-107dB @ 10' (115-117dB @ 1m)

    • Type 4X, IP66 enclosure

    • 55X is UL and cUL Listed,CSA Certified

    Explosion-ProofResonating Horns

    Models 55X

    This Federal Signal explosion-proof resonating horn is construct-ed for safe use in hazardous environments. It is enclosed inheavy-duty die cast aluminum housing which is tapped for 3/4”conduit.

    Federal Signal Model 55X is a resonating electric horns whichproduce sound by means of a diaphragm which resonates a column of air. The Model 55X is available in 120VAC.

    The 55X is UL Listed for Class I, Division 1, Groups C & D; ClassI, Division 2, Groups C & D; Class II, Division 1, Groups E, F & G;and Class III. A five minute duty cycle applies..

    This resonating explosion-proof horn is designed for locationswhere the danger of explosion or fire exists, such as refineries,laboratories, mines and grain elevators.

    FEDERAL SIGNAL CORPORATION

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • EXPLOSION-PROOF HORNS (55X)

    2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com 125

    Stainless SteelDiaphragm

    Cast Aluminum

    Corrosion-Resistant

    Housing

    Stainless Steel

    Resilient Mounting

    Bracket

    Cast

    Aluminum

    Painted

    Brass Projector

    51/2"

    139.7 mm

    57/8"

    149.23mm

    61/2"/165.1 mm

    H O W T O O R D E R

    • Specify model• Please refer to Model Number Index

    55X beginning on page 378

    S P E C I F I C AT I O N SOperating Temperature: -31°F to 150°F -35°C to 66°CNet Weight: 10.5 lbs. 4.8 kgShipping Weight: 12.5 lbs. 5.7 kgHeight: 5.88" 149.35 mmWidth: 6.5" 165.1 mmLength: 20.75" 527.5 mm

    R E P L A C E M E N T PA R T S

    Description Part NumberStraight Projector, 55X K8283C071-0GMounting Bracket K8233A046-0G

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • FEDERAL SIGNAL CORPORATION

    DESIGNED FOR USE INEXPLOSION-PROOFATMOSPHERES

    • Available in 24VDC

    • Six lens colors

    • 10,000 hour strobe tube

    • 3/4-inch pendant mount standard;other options available

    • Dome guard optional

    • UL and cUL Listed, CSA Certified,CSFM Approved

    • Type 4X, IP66 enclosure

    • Marine Rated

    • Supervisable power and lowin-rush circuit

    Explosion-ProofStrobe Light

    Model 27XST-Series “E”

    Federal Signal’s Model 27XST-Series “E” explosion-proof strobelight produces 80 high-intensity flashes per minute. This warninglight operates on 24VDC only.

    The 27XST is UL Listed for Class I, Division 1, Groups C & D;Class II, Division 1, Groups E, F & G; Class I, Division 2, GroupsA, B; and Class III. The 27XST is CSA Certified and Marine Rated.

    The 24VDC 27XST features a voltage in-rush limiting PCB designthat provides greater compatability with factory automation con-trol systems and less electrical interference with in-rush sensitivedevices. It’s diode polarized power circuit also makes it ideal forfire alarm and supression supervised control panels.

    The 27XST is Type 4X rated; constructed to IP66. Corrosionresistance is achieved with a powder epoxy finish applied over thecopper-free aluminum housing. All exposed hardware is 316grade stainless steel.

    Federal Signal’s Model 27XST has an effective candlepower (ECP)of 850 and a two million peak candlepower. A pendant mount issupplied and a ceiling mount and 90° wall mount are availableoptions. For easy installation, the mounting box is first installedand the fixture is then threaded onto the mounting box, makingthe electrical connection. Electrical continuity is made when fivethreads are engaged.

    Federal Signal’s Model 27XST is specifically designed for explo-sion-proof atmospheres and/or corrosive environments. Becauseit is easy to install and requires very low maintenance, it is idealfor use in areas such as oil rigs, mines, refineries, andchemical plants.

    Operating Flash Rate/ CandlepowerModel Voltage Current Minute Peak1 ECP2 Mount27XST 24VDC 1.9 amps 80 2,000,000 850 3/4" Pendant

    1 Peak candlepower is the maximum light intensity generated by a flashing light during its light pulse 2 ECP (Effective Candlepower) is the intensity that would appear to an observer if the light were burning steadily

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

  • 2645 Federal Signal Dr., University Park, IL 60466 Tel: 708.534.4756 Fax: 708.534.4852 www.federalsignal-indust.com 357

    EXPLOSION-PROOF STROBE LIGHT (27XST-SERIES “E”)

    H O W T O O R D E R

    • Specify model, voltage and color •Specify options:Dome Guard (DGXC)Ceiling Mount (CMXC)Wall Mount (WMXC)

    • Please refer to Model Number Index27XST-Series “E” beginning onpage 383

    S P E C I F I C AT I O N SLamp Life*: 10,000 hours 10,000 hoursLamp Style: Strobe Strobe Net Weight: 14 lbs. 6.4 kgShipping Weight: 18.1 lbs. 8.2 kgHeight: 15.63" 397 mmDiameter: 8.82" 224 mm

    3/4” Pendant

    Electrical Connection Block

    Cast Aluminum Corrosion ResistantExplosion-Proof Housing

    High Intensity Strobe Tube

    Glass Dome

    Fresnel Lens

    4.5"/114.3 mm

    4"/101.6 mm

    15.63"/397 mm

    8.82"/224 mm

    6.36"/162 mm

    * Optimal hours under ideal conditions.

    R E P L A C E M E N T PA R T S

    Description Part Number Description Part NumberExterior Dome Assembly, Clear K8444C271A-01 24VDC Mechanism K8436107F-03Interior Lens Assembly, Amber K8550C095A-02 Strobe Tube K8107159AInterior Lens Assembly, Blue K8550C095A-01Interior Lens Assembly, Clear K8550C095AInterior Lens Assembly, Green K8550C095A-04Interior Lens Assembly, Red K8550C095A-03Interior Lens Assembly, Magenta K8550C095A-07

    Courtesy of Steven Engineering, Inc.-230 Ryan Way, South San Francisco, CA 94080-6370-Main Office: (650) 588-9200-Outside Local Area: (800) 258-9200-www.stevenengineering.com

    Explosion-ProofExplosion-Proof Rotating Light Model 121XExplosion-Proof Strobe Light Model 27XSTFireball® 2 Explosion-Proof Strobe Warning Light Model FB2PSTX and FB2PSTX-IExplosion-Proof General Alarm Siren Model AXExplosion-Proof Remotely Selectable Electronic Siren Model SSTX3-MVExplosion-Proof Electronic SirenModel SSTX-MVExplosion-Proof Vibrating Horns Models 31X and 41XExplosion-Proof Resonating HornsModels 55XExplosion-Proof Strobe Light Model 27XST-Series “E”