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Summary of Contents for Brofer BTT25
- Page 1 INSTALLATION AND OPERATION MANUAL FIRE PROTECTION BTT25 making air better...
- Page 2 FIRE DAMPERS CERTIFIED ACCORDING TO EN 15650 SERIE BTT 25 0497/CPR/5062 INDEX SPECIFICATIONS/GENERAL INFORMATION pag 3 NORMATIVE REFERENCES PRECAUTIONS FOR HANDLING AND INSTALLATION MAINTENANCE WALL INSTALLATION INSTALLATION ON LIGHT WALL INSTALLATION ON SLAB SUGGESTION OPERATING CONTROLS 10. MECHANICAL FUSE REPLACEMENT 11.
- Page 3 1. SPECIFICATIONS/GENERAL INFORMATION Fire damper suitable for installation on a wall, made from duct and galvanized steel components , calcium silicate blade mono slab sp. 25 mm with perimeter seals to ensure sealing requirements to cold and hot smoke. The control device ( manual with electromagnetic release or motorized ) consists of a plate removable and replaceable even after installation, on which they are installed all the elements necessary for the proper operation and functioning of the fire damper;...
- Page 4 3. PRECAUTIONS FOR HANDLING AND INSTALLATION CAUTION! • All operations of handling and installation shall be made with the blade of the fire damper in the closed position (our standard delivery). • All operations of connection power line must be performed by qualified service personnel. •...
- Page 5 6. INSTALLATION ON LIGHT WALL 1 Before proceeding with the installation, verify the integrity of the damper, the correct positioning of the blade in the closed position and operation of the command. 2 Provide a square hole on the wall with dimensions increased by 10 mm compared to the nominal diameter of the damper (fig.1A).
- Page 6 8. SUGGESTION After installation it is recommended to perform a test operation by checking the correct rotation of the blade and the efficiency of the control (manual or motorized). It can be run as a manual rearming, with the lever, the blade and pres- sing the test button so simulating the operation.
- Page 7 Operation with servo motor Reset: • Insert into the slot on the servomotor appropriate key supplied and turn it clockwise until the indicator in position 90 ° • Perform a fast rotating counterclockwise to lock the actuator in the open position Manual opening (test): •...
- Page 8 11. OPERATION DATA AND WIRING MANUAL CONTROLS Microswitches start and end of stroke The signaling devices stroke end FCU and beginning stroke DCU are both switches with two contacts independent of the type NC + NO. The first normally closed (NC) contacts 1 and 6, while the second normally open (NO) contacts 2 and 5.
- Page 9 12. OPERATION DATA AND WIRING MOTORIZED CONTROLS The operation of the motor is given by the connection to the electricity network (contacts 1 and 2) which brings the blade of the damper in the open posi- tion and simultaneously charging the internal spring which stores the force required to close the duct in case of alarm or black- outs.
- Page 12 INSTALLER making air better BROFER SRL - Via Roma, 66 - 31023 Resana (TV) Italy Tel. +39 0423 716611 - Fax +39 0423 716612 - info@brofer.it - www.brofer.it...
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