Mircom BL-6B Motorized Steel Bells Owner’s Manual

June 9, 2024
Mircom

Mircom logo 1 Mircom BL-6B/BL-10B
Motorized Steel Bells
Mircom BL-6B Motorized Steel Bells

Description

Mircom’s BL-6B and BL-10B Motorized Steel Bells are designed for today’s fire alarm applications. The durable steel construction provides loud resonant tones necessary for fire alarm installations.
The BL-6B and BL-10B bells use a varistor suppression element to prevent RFI and EMF noise problems to modern fire alarm control panels.
The motor used on the BL-6B and BL-10B bells operate at a very low current (20 mA) to maximize the number of bells per circuit. Both models are equipped with a pigtail connection for wiring.
Both the BL-6B and BL-10B mount on a standard 4” square electrical box for indoor use or on a BB206WP weatherproof backbox for outdoor applications. Mounting on a 4” octagon outlet box requires the MP101 Universal Mounting Plate.

Features

  • Low current draw (20 mA)
  • 6 and 10 inch diameter steel shells for long term reliability
  • RFI and EMF suppression prevents noise problems to the fire alarm control panel
  • Polarized for DC supervision
  • Pigtail connection
  • Standard 4 inch square electrical box mounting
  • Weatherproof backbox available for outdoor applications
  • Red finish

Dimensions

Mircom BL-6B Motorized Steel Bells - fig 1

Installation Instructions

Mircom BL-6B Motorized Steel Bells - fig 2 Installation Instructions:

  1. Remove the bell.
  2. Wire the bell in the circuit.
  3. Mount ball mechanism on 4” square standard outlet box with the striker facing down.
  4. Replace the bell.
  5. The bell must be mounted a minimum of 8 ft. above the floor, or as close to the ceiling as possible.
  6. Polarized bell provides red(+) and black(-) lead wires.
    When you install the bell, polarity must be observed.

Caution:
When electrical supervision is required, use in and out leads as shown.Mircom BL-6B Motorized Steel Bells - fig 3 Notes:

  1. Observe polarity.
  2. Red wires positive (+).
  3. Black wires negative (-).
  4. For installation in Canada, installation must comply to Canadian Electrical Code, Part 1, ULC-S524-01, the standard for the installation of fire alarm system, and only subject to final acceptance of local AHJ.
  5. For indoor use: Motor fire bell only.
  6. For outdoor use: Motor fire alarm bell attached to waterproof box only.
  7. Mounting to a 4” octagon box requires MP-101 mounting plate.

Specifications

Model Description Voltage Rated Current Sound Level at 10 ft dB
BL-6B 6′ Motorized Steel Bell 24 VDC 20 mA 86
BL-1013 10″ Motorized Steel Bell 24 VDC 20 mA 90

Ordering Informtion

Model Description
BL-6B 6” Motorized Steel Bell
BL-10B 10” Motorized Steel Bell

Accessories
BB-206WP| Weatherproof Backbox
MP-101| Universal Mounting Plate
M-1995| Yard Hood
SG-210| Grill for 10” Bell Backbox

Secutron reserves the right to make changes at any time without notice in prices, colors, materials, components, equipment, specifications and models and also to discontinue models.
Modul-R® is a trademark of Secutron Inc.

Mircom logo 1 SECUTRON INC.
Canada 25 Interchange Way, Vaughan (Toronto), Ontario L4K 5W3
U.S.A. 4575 Witmer Industrial Estates, Niagara Falls, NY 14305
Telephone: 905-695-3545 Fax: 905-660-4113
Telephone: 888-695-3545 Fax: 888-660-4113
Web Page: www.secutron.com
E-mail: mail@secutron.com
Catalog Number 3025
Not to be used for installation purposes.
firealarmresources.com
ISO 9001:2008
REGISTERED

References

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