BG-12LAO/-12LAOB Manual Pull Station
(Listed for Outdoor Applications)
Document: 51877 Revision A ECN 01-571 10/17/01
Patented, U.S. Patent No. Des. 428,351 Other Patents Pending
The BG-12LAOB Pull Station is a non-coded manual pull
station which provides a Fire Alarm Control Panel (FACP)
with a single alarm initiating input signal. The pull station
also provides a second set of normally-open contacts for
The pull station is a dual-action model equipped with a
key lock/reset, screw terminals, an approved outdoor
gasket, and an accompanying WWB Outdoor Backbox.
The pull station is UL listed and meets the ADA
requirement of a 5-lb. maximum pull force to activate.
Operating instructions are molded into the handle along
with Braille text. Molded terminal numbers can be found
adjacent to the wiring terminals.
To meet UL requirements for outdoor use, the BG-12LAO
Pull Station must be mounted to the WBB backbox to create the
BG-12LAOB model. The BG-12LAO, with the WP-10 backbox, is
UL approved in retrofit applications.
Switch Contact Rating
FACP Circuit (Terminals 1 & 2):
Rated for 0.25 Amp at 30 volts (AC or DC)
Auxiliary Contact Circuit (Terminals 3 & 4):
Rated for 3 Amps at 30 volts (AC or DC)
The supplied Outdoor Backbox (WBB) is surface mounted
using the incorporated side flanges. The backbox can be
positioned to allow conduit connection from any side and
the pull station will mount in any position.
CAUTION: The door of the pull station may detach from
the backplate. It cannot be re-attached while the backplate
is mounted on the electrical box.
To re-attach the door----
Hold door (A) to the rear of the backplate (B) as shown in
the figure below. Bring door forward (1) to align pins with
holes. Slide door down (2) onto backplate. Close door
partially to lock into place.
To activate the pull station, push in and pull down on the
handle. The word ‘ACTIVATED’ appears after the handle
is pulled down. This will remain until the pull station is
The pull station includes one Double Pole, Single Throw
(DPST) Normally Open (N/O) switch which closes upon
activation of the pull station.