Fireproof dampers
WWS Series

Overview

The WWS Series rectangular fireproof damper are REI 120 certificated and they are apt to the installation in rectangular or squared duct on light walls or where is usefull to decrease the passing through hole thank to the removable flange. The employment of fireproof dampers on ducts in correspondence of crossing walls and dividers for fire compartement allows the fire-resistance continuity reabilitation.

Technical data

REI 120 (REI 151 RE 180) n° CSI 1010RF certifications (Circolare 91 and D.M. 30/11/1983)
Tested on 800x800x320 mm measurements
Minimum building-up dimensions 170x200 mm
Maximum building-up dimensions 800x600 mm
15/10 galvanized steel box
33 mm composite blade with perimetrical heat-expanding gasket
Absence of stop shovel beating
DAS (actuation security device) removable and replaceable also after installation
DAS without shaft
Absence of DAS protection carter
Available magnetic DAS and with servomotor already installed or as spare part
190 mm diviser maximum thickness
Apt to horizontal and vertical installation (with shovel rotation always horizontal)
30 mm pipe fixing flanges with angular eyelet
Removable flange to facilitate the installation
Welds free assemblage

Dimensions

Order Codes

REI 120 rectangular fireproof damper with removable flange

Dimensions BxH [mm]	Order code
x

Accessori

Model	Description	Weight [kg]	Order codes
WW 72	72° copper mechanical thermofuse	0,05
WW 96	96° copper mechanical thermofuse	0,05
WW 124	124° copper mechanical thermofuse	0,05
WW 220	220° copper mechanical thermofuse	0,05
WWE MI 1	Starting stroke microswitch	0,89
WWE MI 3	Microswitch for magnet	0,63
*WWE-5()**	Magnetic Kit [ DC 24 V (360 N) ] with releasing electric switch, composed by base plate + ending stroke microswitch + magnet micro of service + rearmament lever + drive trasmission lever + 2 thermofuses of 72° thermofusing alloy + stoppage magnet + joint keeper	3,50
*WWE-7()**	Motorized servomotr support plate kit (AC 230/24V) composed by base plate + drive transmission lever	2,50

(*) The fireproof dampers selling prices are included in the manual control cost .As consequence the selling prices of the magnetic and motorized controls are allready cut-off of the singular manual control cost. In case of return for out of office repalcement, they have to be returned to MP3, without crediting as for goods out of standards.

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Fireproof dampers WWS Series