Bells
Wheelock® MB Motor Bell
Wheelock® MB motor bells provide a better engineered motor bell for fire and life safety alarm systems.
Overview
Wheelock® MB motor bells provide a better engineered motor bell for fire and life safety alarm systems. These bells include higher decibels, low-current draw, built-in trimplate for semi-flush mounting, low frequency aluminum shells, and low RFI noise. The motor is a durable, high-torque permanent magnet motor selected for its high performance and long life. These DC vibrating bells feature a 10 inch shell size with an input voltage of 24V DC.
Features & Benefits:- High sound output with low-current draw
- Low frequency aluminum shells for better audibility through walls, doors, and other structures
- Integral RFI suppression to minimize included noise on the notification appliance circuits (NACs)
- 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 18 to AWG wire
- Polarized for DC supervision of NAC circuits
- Operates on filtered or unfiltered DC
- UL Listed: E5946
- MEA APPROVED: 151-92-E
- CSFM: 7135-0785:113
- FM Approved
- Meets OSHA 29 Part 1910.165
Specifications
Others
- Current Rating
- 0.03 ampere
- Maximum Operating Voltage
- 24 voltage direct current
- Bell Diameter
- 10 inch
- Compatible Environments
- Indoor
- Outdoor
- Sound Level
- 92 dB @ 10 ft
- Material
- Aluminum
Others
- Current Rating
- 0.03 ampere
- Maximum Operating Voltage
- 24 voltage direct current
- Bell Diameter
- 10 inch
- Compatible Environments
- Indoor
- Outdoor
- Sound Level
- 92 dB @ 10 ft
- Material
- Aluminum
- Current Rating : 0.03 ampere
- Maximum Operating Voltage : 24 voltage direct current
- Bell Diameter : 10 inch
- Compatible Environments : Indoor|Outdoor
- Sound Level : 92 dB @ 10 ft
- Material : Aluminum
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