A. Lastly, the goal is to detect smoke, shut off the fans, and send out an alarm. SuperDuct is a slim feature-rich alternative to bulky duct smoke detectors. LEDs on each detector illuminate to provide local alarm indication, and optional accessories offer a varietyGARAGE of an-nunciation capabilities. Regular switches are not required for testing, but they can be used to turn the detector on and off as needed. Ive had this question asked of me several times. Add up to 15 documents and download to a single zip file. Ive seen bearings seize up and belts spew out smoke until they eventually fail and break. 2. Likewise, a test plan can say that no duct detectors will be tested or serviced as part of the contract agreement, and that the responsibility for any required T&I will remain with the building owner. Duct Detectors Smoke Detection NFPA 90A Code Requirements. Click Here to join Eng-Tips and talk with other members! The biggest con of using a duct detector test switch is the cost. Greg Kessinger has been SD&Is fire alarm and codes expert and a regular contributor for more than 15 years. Still, 180 contains no mention of duct detectors. Alarm test response time: 5 seconds ; Dimensions: 8.70 x 5.45 x 1.90 inches ; Operating environment: Temperature: 32 to 120 F (0 to 50 C) Humidity: 0 to 93% RH, noncondensing; Wire size: 14 to 22 AWG wire ; Detector address . They are not required for the operation of the detector, but they may be used to verify that the detector is working properly. Terminal connections shall be of the strip and clamp method suitable for 12-18 AWG . May 2017 Finally, always follow all safety instructions which include code and manufacturer instructions. Some links on this website may take you to other third-party sites and you acknowledge and agree that HKTDC and the HKTDC Affiliates have no responsibility for the accuracy or availability of any information provided by those linked websites. These links will lead to you purchase a product from another company. For additional information on Potter Fire Alarm Systems . In air supply systems with a capacity greater than, Ventilation fan systems used to remove air from the inside of the building to the outside of the building. In case you are wondering, an accessible location is never behind locked doors or requires the use of a ladder because its installed too high on the wall or ceiling. Many international projects under NFPA 5000 or . September 2017 remote "test switches" are simply a convenient functional test mechanism to prove that the AHU will shut down upon device activation per Table 14.4.3.2, Item 20, "Interface Equipment" at a periodic frequency specified by 14.4.4.4. . Keyed switch allows remote testing of the PAD100-DUCTR duct detector. November 2017 Out of stock. Description. We install the duct detector on the outside of a duct and from the housing Those two tubes then go into the duct. August 2019 February 2022 Area detection can be used to shutdown units. Brief content visible, double tap to read full content. Shipping cost, delivery date, and order total (including tax) shown at checkout. WIrInG DIaGram for rtS151 to D2-2WIre DuCt Smoke DeteCtor: rtS151 remote test Station InStallatIon anD maIntenanCe InStruCtIonS 3825 Ohio Avenue, St. Charles, Illinois 60174 1-800-SENSOR2, FAX: 630-377-6495 www . As the title says, I have some questions about the fire alarm side of duct smoke detectors. See bio here:About, All November 2021 We and our partners use cookies to Store and/or access information on a device. Common functions include one or all of the following: BOSCH Security Systems, Inc. * FAD-325 Installation Instructions (HA-06-184. Duct detectors are an important part of any fire detection system. Continue with Recommended Cookies. When will/won't they be combined? However, there are some pros and cons to using duct detector test switches that should be considered before making a decision. We are excited to introduce our new training hub, Potter Academy. How does the fire alarm system installation company get stuck with testing and cleaning duct smoke detectors? The Joint Commission/NFPA Life Safety Book for Health Care Organizations, U.L. Of course, the answer is simple. Sprinkler Systems Videos, January 2023 My question here is; what, if anything governs this? Download All. It may not display this or other websites correctly. Full content visible, double tap to read brief content. For those clients who wonder who is inspecting and testing HVAC duct detectors on a yearly basis, the answer is probably nobody; however, for those that do, it tends to fall on fire alarm installation companies because of NFPA 72. . Nor should it serve as an early warning detection system. Duct smoke detector maintenance requirements are not included in the NFPA standard that covers HVAC systems (NFPA 90A or 90B); however, the International Code Councils 2015 Mechanical Code does state that the standard for maintenance inspections shall be performed in accordance with the ASHRAE/ACCA/ANSI standard number 180. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. February 2021 Duct detector test switches are required in order to test the operation of the duct detector. An example of data being processed may be a unique identifier stored in a cookie. Last week we explored when duct-detectors are required under the International Mechanical Code (IMC). Since this detector is mounted within the duct, NFPA requires that means must be pro-vided to monitor and test this detector from outside of the duct. Enhancements you chose aren't available for this seller. FOR SM-501 SERIES DUCT SMOKE DETECTORS PRODUCT OVERVIEW . 2-Wire Duct Smoke Detector - SuperDuct Series. Rather than a RTS I should have listed a Remote indicator switch. Includes initial monthly payment and selected options. Most commercial buildings are required to have a fire alarm system that is regularly tested and maintained. The SL-2000 is designed and built to meet all local code requirements, as well as the NFPA and ICC standards regarding HVAC supply and return duct smoke detectors. First of all, and above all else, the detector must be listed for being used in air duct system (NFPA 72 17.7.5.5.1). Is it sometimes the case that a duct detector is NOT resettable from the FACP? In this case, the duct detectors are ignored until they cause the building to get too hot or too cold because the forced air system is not functioning. Reviews (0) The Viking VK3521 Quick Response Pendent Sprinkler is a small thermosensitive glass bulb spray sprinkler available with various finishes and temperature ratings to meet design requirements. Resources. The LED should turn off. The question: Where do you install duct detectors in the ductwork? This is especially helpful if your detectors are installed in hard-to-reach places. If a detector is not working, the test switch can be used to isolate the problem and determine whether it is the detector or the wiring that is at fault. Turning the test switch to "TEST" will initiate an alarm and allow the resulting system responses to be verified. How to install a duct detector test switch? Fire Events March 2018 And especially for the installation of air conditioning and heating equipment and components required by code. In NFPA 72-19, remote test switches are simply a convenient functional test mechanism to prove that the AHU will shut down upon device activation per Table 14.4.3.2, Item 20, Interface Equipment at a periodic frequency specified by 14.4.4.4. To view updated tracking on your order, please enter your customer purchase order number. In fact, a few paragraphs after the qualified and experienced rule, there is a requirement for everyone who is providing fire alarm system testing and inspection services to provide a written test plan that will document what devices will and will not be actually tested. This is where you can explain, for example, that your technician has only verified that each elevator landings smoke detector has properly caused the associated relay to operate a technician does not verify the proper response of the elevator system. Made in United States. If one senses smoke, the rest will switch their relays, with the triggered detector reporting to the fire alarm panel so the source can be pinpointed. 8. Please check your own individual states adopted language for clarification. NFPA 90a Duct Smoke Detector Requirements. Yes, if the duct detector cannot be reset at the FACP or annunciator, then a separate test/reset station will need to be installed for resetting the duct detector per NFPA 72 section 23.8.5.4.6.4 Where duct smoke detectors are not resettable from the protected premises fire alarm system, a listed alarm/ supervisory indicator with an integral reset switch shall be provided in an accessible location.. April 2018 August 2022 . Remote station magnet July 2020 When do Duct Detectors require that a RTS? August 2018 Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. And, finally, when is a remote test station required? If it were a manual pull station for the fire alarm panel that would be a different story. In those cases we would monitor the dry contacts on the duct detector to cause an alarm or supervisory condition at the main FACP but a reset of the FACP will not reset the duct detector in alarm. My understanding is that a remote test station is used to test a duct smoke detector without a) smoking it or b) using, say, a magnet on it. Reviewed in the United States on October 16, 2014. Current: 0.5 A, max. Is it sometimes the case that a duct detector is NOT resettable from the FACP? December 2020 Active and Pilot LEDs provide status of the PAD100-DUCTR detector. But are these test switches really necessary? (Remote Test Switch) NFPA 72 (2002) 72-435.14.5.8 Please let me know if you think my interpretation is correct on this matter. We also use third-party cookies that help us analyze and understand how you use this website. Where are these required? October 2017 Let's look at the requirements in two of the prominent codes and standards. Copyright 2023 HighPerformanceHVAC.com |. To get started, click a course below or to learn more about Potter Academy, click here. You're not testing the operation of the duct detector, but you are testing the response of the fire alarm system to a simulated duct detector activation. The test switch is usually located on the outside of the detector, near the bottom. April 2017 This device is only required when the duct detector is not resettable from the FACU. Duct Detectors. This product requires professional installation so it will turn on and off with the blower fan in your air handler but it will offer the protection you need for you and your family from any viruses. I've typically been specifying them for detectors that are hard to get to, like if its installed in a rooftop unit, or somewhere where an 8' ladder wouldn't reach. January 2019 Special requirements for installation and successful operation make it necessary for a trouble-free installation. It features a test/reset function activated by a key, which is included in this order. Keyed switch allows remote testing of the PAD100-DUCTR duct detector. Have a question, comment, or request? Please try again later. We are sorry. April 2021 For Air Conditioning and Ventilating Systems, this period is annually for automatic shutdown devices per NFPA 90A (2021) 6.4.1. The detector should sound an alarm if it is working properly. Also, for 2-wire detectors, the LED will show red for alarm. In most cases, yes. For additional protection, you can also use UV Light that will kill harmful viruses and bacteria inside the airflow of the air handler. Compatible with all AP-C Duct Smoke Detectors. It is mandatory to procure user consent prior to running these cookies on your website. Miami, FL 33126 Not sure what prompted the question nor what's driving the need to mount it at this level. Site Updates Also, it is recommended that the installer be familiar with these requirements, with local codes, and any special requirements of the local authority having jurisdiction. July 2018 Duct detector test switches are devices that are used to test the operation of duct smoke detectors. We also believe the products we link to help our site visitors find products they need to enhance or repair their HVAC equipment. The PAD100-DRTS provides a supervised remote test switch for the PAD100-DUCTR duct detector. For testing, the alarm can be enabled by a magnet activated test switch or by the optional remote test station. First, in practice, is there a difference between a "remote test station" and a "reset switch"? Reddit's International Fire Alarm Technicians Sub, Press J to jump to the feed. Current requirements: Included in controller specification LED circuit ratings Voltage: 3 Vdc, max. duct detector remote test switch requirementsdiameter and circumference of a soda can in cm. When it comes to fire safety, there is no such thing as being too careful. Area 5 Yes > 2,000 CFM No No Yes Yes Common return size justifies shutdown. Test switches, magnets, and other forms of testing that do not introduce smoke from the area being protected (i.e., the duct), through the sampling tube and into the detector chamber are not equivalent methods of testing the device per Table 14.4.3.2, 17. Furthermore, the RTS151KEY(A) is capable of resetting only certain models of detectors. a detailed answer to satisfy requirements, exclusions and exceptions to the requirement, references for further information about HVAC equipment and fire safety, Finally, additional related information about fire and smoke dampers regarding HVAC, In multi-story buildings at each story with a commonly shared return and having a capacity greater than. With key, for duct smoke detector, sold in each, System Sensor RTS151KEY remote Test and reset station with key for duct smoke detector. The switch is used to simulate a smoke condition in the ductwork so that the detector can be tested. You are using an out of date browser. JavaScript is disabled. A01PC4 Apem modular switch contact block APEM 50021169 - Operating Temperature Range (): -20+55, suitable crimping terminal: A01 series, RoHS directive (corresponding to 10 substances): Correspondence, Switch Operation: DP Thanks for viewing and enjoy!Follow me on twitter!https://twitter.com/SER_Safetyinstagram:s.e.r._safetyThanks! +1 (855) 500-6857 Every combination of Visual and Audible notification for Duct Smoke Detectors with Key Security or Magnet Remote Testing ability. July 2019 January 2020 Sign up to receive information on our latest and featured product. Resources. All Products. Can my company opt-out of testing and maintaining some of these duct detectors? Output terminals are provided for a wide range of remote accessories such as horns, strobes, remote status indicators, and test/reset key switches or push buttons. We work hard to protect your security and privacy. For example, if the fan motor were to begin smoking the duct detector would, ideally, shut down the system before the fan caught on fire. The test shall be made in . To accomplish this requirement, a remote test sta-tion (Model RTS451) and a remote test coil kit (Model RTC100) are provided, reference separate instructions and (2) Rigid mounting to the wall of the duct with the sensing element protruding into the duct. Round Duct Mounting Reference 2098-9806, Remote Test Station (below), provides a remote red LED status indicator and a remote test key switch mounted on a single gang stainless steel plate. Some can also be interconnected to other duct detectors. providing a trouble signal in the event that the front cover is removed. Learn more how customers reviews work on Amazon. Do you agree with that? Return2 NFPA 90A 6.4.2.1(2) 1 Installed "downstream of the air filters and ahead of any branch connections in air supply systems". 2023 Endeavor Business Media, LLC. The user can then verify that the detector is working properly. Please use a different way to share. For a better experience, please enable JavaScript in your browser before proceeding. Already a Member? *Eng-Tips's functionality depends on members receiving e-mail. In those cases a remote test station with remote reset should be installed for the duct detector. July 2015 Please try again. First, it will send an alarm to alert the facility operator and maintenance staff. But opting out of some of these cookies may have an effect on your browsing experience. It may not display this or other websites correctly. AFC Series Addressable Fire Alarm Systems, Potter's AquaN: Nitrogen for Wet Systems, Fire Sprinkler Monitoring Training Manual, Fire Sprinkler Monitoring Training Course, Fire Sprinkler Monitoring Training Presentations. Knowing that you can easily test your duct detectors can help you sleep better at night, knowing that your HVAC system is up and running correctly. This will help to ensure that the fire detection system is effective and will help to prevent false alarms. Additionally, test switches make it possible to test multiple duct detectors at the same time, which can be very helpful in large facilities. This website uses cookies to improve your experience while you navigate through the website. System Sensor SCRH Strobe Ceiling Hi Cd Red, Silent Knight SD505-DTS-K Remote Test Switch, Siemens RL-HC Remote Test Lamps P/n: 500-033230, System Sensor RTS2-AOS Multi-signaling Accessory. You also have the option to opt-out of these cookies. Discover magazines for computer and electronics enthusiasts. June 2020 info@rybbfirealarm.com For additional information on Potter Fire Alarm Systems visit ourFire Training Videos Section. They are not required for the operation of the detector, but they may be used to verify that the detector is working properly. Floor Control Valve Press question mark to learn the rest of the keyboard shortcuts, [V] Engineer NICET III, EDWARD Specialist. Always follow duct detector manufacturers instructions and code for wiring.
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