Mar 19, 2020 · After last week's debut of fire sprinkler requirements for elevators, I had a couple emailed requests for a fire alarm version. I love the idea and put some time into reviewing and …

Oct 14, 2021 · The smoke detector in an elevator pit plays an important role in elevator passenger safety. It is intended to successfully recall the elevator prior to elevator shutdown. Proper …

May 18, 2013 · Elevator recall activates two functions, designated level recall and alternate level recall. If smoke detectors activate in elevator lobbies, elevator machine room, or hoistway, the …

May 10, 2023 · Smoke detector installation in elevator shafts can help detect smoke early and provide an early warning to building occupants. By doing so, it allows them to evacuate safely, …

Sep 12, 2024 · Generally speaking, heat detectors would not be allowed as replacements for smoke detectors in an elevator lobby. The exception is if the environment is not suitable for the …

Sep 24, 2021 · Since the 2013 edition of NFPA 72, The National Fire Alarm and Signaling Code, there has been a requirement that a smoke detector be installed with the elevator pit if a …

Per ASME A17.1 Section 2.27.3.2.1(c), smoke detectors are only allowed in elevator shafts if there are sprinklers installed in the shaft. In Chicago, sprinklers are prohibited at the top of the …

Mar 13, 2023 · We have a 3-story building using machine roomless elevators (MRL). I have an inspector asking for a smoke detector at the top of an elevator shaft even though there is no …

TITANUS® aspirating smoke detectors are used in numerous elevator systems and elevator shafts worldwide and set new standards with their reliable early fire detection.

Mar 5, 2022 · For some reason, NYMTA loves smoke detectors in elevator pits and that bad practice may have contaminated nearby jurisdictions as a shirt-pocket rule. Otherwise, don't …