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NOHMI BOSAI NEC3-24WR Strobe Horn

Made in Japan
Manufacturer: NOHMI BOSAI
Model: NEC3-24WR

Features of NEC3-24WR

  • Selectable candelas: 15, 30, 60, 75 & 110
  • Prewire entire system, install mounting bracket, then install signals
  • Horn/strobe switch selection for high or low dBA
  • Horn/strobe switch for 2400 Hz, mechanical chime and whoop tones
  • Horn/strobe switch for continuous or temporal 3 (not available on whoop tone)
  • Synchronize strobe and/or horn with Gentex AVSM Control Module (Horn silence-able while strobe will remain flashing)
  • Tamperproof re-entrant style grill and locking screw (optional use)

Description of NEC3-24WR

  • The NEC3-24WR is a low profile strobe/horn combination that offers dependable audible and visual alarms and the absolute lowest current available.
  • The NEC3-24WR offers tamperproof field selectable candela options of 15, 30, 60, 75, and 110 candela.
  • The NEC3-24WR horn/strobe offers a continuous or synch-able temporal 3 2400Hz, mechanical and chime as well as whoop tone. All tones are easy for the professional to change in the field by the use of switches.
  • The NEC3-24WR is shipped with a standard 4″ metal mounting plate that allows the installer to easily test for supervision.
  • The product also features a locking mechanism which secures the product to the bracket without any screws showing.
  • The NEC3-24WR is ANSI/UL 464, ANSI/UL 1971, CAN/ULC S525 and/or CAN/ULC S526 listed.

Specification

No.ItemSpecification
1Rated voltage24VDC
2Operating voltage range16 to 33VDC
3Selectable candela of strobe15, 30, 60, 75, 110
4Reverberant dBA of horn at 10ft62 to 82 dBA
5Anechoic room dBA of horn at 10ft100 dBA
6Operating temperature range0°C to 49°C (32°F to 120°F)

Strobe Current Ratings (mA), 24 VDC (16-33 Volts)

Candela24 VDCUL Max
15cd30 mA42 mA
30cd42 mA58 mA
60cd66 mA97 mA
75cd80 mA116 mA
110cd103 mA161 mA

Horn Decibel (dBA) and Current Ratings (mA)

Horn decibel level (dBA)Horn current ratings (mA)
Horn ModeMin, SPL at 10 ft. per ANSI/UL 464 (High)Min, SPL at 10 ft. per ANSI/UL 464 (Low)UL max. regulated 24VDC operating current (High)
Temporal 3 2400 Hz78 dBA71 dBA28 mA
Temporal 3 Mechanical76 dBA70 dBA25 mA
Temporal 3 Chime70 dBA*66 dBA15 mA
Continuous 2400 Hz81 dBA74 dBA28 mA
Continuous Mechanical80 dBA*72 dBA25 mA
Continuous Chime70 dBA*66 dBA15 mA
Whoop82 dBA*69 dBA56 mA

Installation and wiring information

NEC3-24WR

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