Installation Plate
The installation plate allows the damper
to be fixed into place from one side only
with no infill material being required on the
other open side
Use either of the two appropriate 5mm dia.
corner fixing holes and all of the 5mm dia.
m
id span fixing holes to secure the plate into
position.
Thermal Fuse
Thermal Fuse rated at 72°C
is factory fitted and is replaceable
external to the damper case.
The thermal fuse is fitted with a
green LED indication light which
provides a quick visual check that
the actuator is receiving power
and that the thermal fuse is
operational. A manual momentary
push test switch for periodic testing
of the damper is also included
Blade Seal (patented)
Layered glass woven sheets
and central intumescent disc to
a patented design that allows
the blade assembly to be of
minimal thickness, thus
minimising pressure loss,
providing an effective seal to
comply with
EN 1366-2 achieving ES
classification.
Blade
Galvanised 1.2mm one piece
circular steel discs either side of
the patented seal design
providing a 5mm thick assembly
affixed by blade brackets to the
drive spindle. Grade 430
stainless steel blade option
available.
PML-TF Actuator
The PML-TF actuator is a
spring return actuator. The
PML-TF actuator is available
as 24 volt or 230 volt.
Case
Galvanised mild steel to
BS EN 10346 DX 51D Z275 0.8 0.1mm
Damper casing conforms to BS EN 1506.
FSD-C Series
Single Blade Fire and Smoke Dampers – Product Specification
4
www.bsb-dampers.co.uk
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