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| - Wheelock MB Series Fire Bells (Motor Bells) provide a better engineering motor bell for fire and life safety alarm systems. Wheelock Fire Bells are perfect for industrial uses including schools, hospitals, and commercial buildings. The Wheelock Series MB Bells include higher dBA, low current draw, built-in trimplate for semi-flush mounting, low frequency aluminum shells, and low RFI noise. The motor for Series MB Bells is a durable, high torque permanent magnet motor selected for its high performance and long life. 12 VDC, 6" SHELL, RED.
Features:
- Approvals include: UL Standard 464, Factory Mutual (FM), CaliforniaState Fire Marshal (CSFM), New York (MEA) and Chicago (BFP)
- Meets OSHA 29 Part 1910.165
- High sound output with low current draw
- Low frequency aluminum shells for better audibility through walls, doors and other structures
- 6” and 10” shell sizes in 12 or 24 VDC models
- Integral RFI suppression to minimize included noise on the NAC circuit
- Mounting options for surface, semi-flush, outdoor, and concealed conduit installation
- Built-in trimplate makes semi-flush mounting simpler and less expensive
- Screw terminals permit fast in-out field wiring of #12 to 18 AWG wire
- Polarized for DC supervision of NAC circuits
- Operates on filtered or unfiltered DC
- For combined audible (bell) and visual signaling, convenient retrofit plate assemblies are available with Multi-Candela or Single candela strobes (Refer to Fire Alarm Products Catalog for Series RSSP Sync/ Non-Sync Strobes specifications and technical information
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