25
TPM 109/15
4.3.
For square damper (Fig. 21) the open damper blade overlaps the damper body by the value “c”
or “a” and “c”. These values are specified in the Tab. 4.2.1.
For round damper (Fig. 22) the open damper blade overlaps the damper body by the value “f”
These values are specified in the Tab. 4.2.2.
Values "a","c" and "f", has to be respected when projecting related smoke exhaust ducts.
Fig. 21 Value “a” a “c”
Fig. 22 Value “f”
4.4.
For the design .66 (with BKNE supply and communication device) add to weight of the damper
with an actuating mechanism (from the Tab. 4.2.1. and 4.2.2.) the weight of BKNE (0.7 kg).
For the design .4M0, .4M1, .5M0 and .5M1 (with electric actuating mechanism with emergency
function and electromagnet add to weight of the damper with an actuating mechanism (from the
Tab. 4.2.1. and 4.2.2.) the weight of electromagnet (1 kg).
4.5.
Square dampers can be supplied on the customer´s demands in all subdimension of the above
mentioned range.
4.6.
Flanges of square fire dampers are 30 mm wide with oval hole (Fig. 23).
In case of damper installation into SPIRO duct, round dampers are supplied without the flanges
so as it is possible to connect them with external joints.
Fig. 23 Flange of square damper
Summary of Contents for MSD Square
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