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| - The Wheelock Series MB Motor Bells provide a better engineered motor bell for fire and life safety alarm systems.
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.
Features:
- 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
Specifications:
- Catalog Number MB-G6-12-R, MB-G6-12-S, MB-G6-24-R, MB-G6-24-S, MB-G10-12-R, MB-G10-12-S, MB-G10-24-R, MB-G10-24-S
- Finish Color Red or Gray
- Mounting Wall
- Shell Size 6" and 10" models
- Input Voltage 12 or 24 VDC
- dBA @ 10 Feet 92
- Average RMS Current 0.060 (12 VDC), 0.030 (24 VDC)
- Approvals UL Standard 464, MEA, CSFM, FM, BFP, ULC
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