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mcr PL1 

 overpressure-bleed damper                                                            

MERCOR SA – 

The Company reserves the right to make modifications and changes.

 

8/9 

 

Examples of multi-damper sets 

 
 
 

 

 

 

 

A set of two dampers  

 

 

 

A set of four dampers 

 
 
 

6.4.  ELECTRICAL CONNECTIONS ______________________________________________  

A damper is an entirely mechanical device that features no electrical parts that would require electrical 
connections. 
 
 

7. TRANSPORT AND STORAGE CONDITIONS ________________________  

 
The  dampers  are  packed  in  cartons  or  placed  on  pallets.  The  dampers  are  protected  against  damage 
using  protective  film  or  other  covering  material. The  dampers  may  be  transported  using  any  means  of 
transport, provided that they are protected against weather conditions. 
Dampers placed on means of transport should be protected against shifting during transport. After each 
transport,  each  damper  should  be  visually  inspected.  The  damper  must  not  be  hit  or  dropped.  During 
handling and installation, attention should be paid to the damper baffle. 
The dampers should be stacked in no more than 2 layers vertically, in closed rooms ensuring protection 
against external weather conditions. In the case of storing of the dampers on the ground, they should be 
placed on protective pads in order to protect the dampers against deformation and damage. 
 
 

8. MAINTENANCE AND SERVICE_____________________________________  

 
In order to ensure correct and undisturbed operation, the damper should be inspected and actuated on a 
regular basis. The damper Manufacturer requires service inspections of the device to be performed once 
per  six  months.  Every  inspection  of  the  damper  should  be  recorded  in  a  required  report.  The  service 
inspection  should  be  performed  by  the  damper  Manufacturer  or  by  a  company  possessing  adequate 
Authorisation to perform service and surveys, issued by the Manufacturer. 

 

Summary of Contents for mcr PL1

Page 1: ... 08 GDAŃSK 2008 ul Grzegorza z Sanoka 2 80 408 Gdańsk tel 48 58 341 42 45 tel fax 0 58 341 39 85 TECHNICAL AND OPERATIONAL DOCUMENTATION Overpressure bleed damper of mcr PL1 type FIRE VENTILATION SYSTEMS DEPARTMENT ...

Page 2: ... THE DOCUMENTATION 3 3 PURPOSE OF THE DEVICE 3 4 CONSTRUCTION AND PRINCIPLE OF OPERATION OF THE DEVICE 3 5 DESIGNATION OF THE DEVICE 6 6 INSTALLATION OF THE DEVICE 6 6 1 PRE INSTALLATION INSPECTION 6 6 2 INSTALLATION OPENING 6 6 3 EMBEDDING 7 6 4 ELECTRICAL CONNECTIONS 8 7 TRANSPORT AND STORAGE CONDITIONS 8 8 MAINTENANCE AND SERVICE 8 9 TERMS OF GUARANTEE 9 ...

Page 3: ...r partition thus operating as so called safety valves that prevent the increase of pressure above a set value e g in a protected staircase The devices meet the requirements of the PN EN 12101 6 standard Fire Resistance ___________________________________________________________________ The device does not feature fire resistance as it is not required for its correct operation Execution Versions __...

Page 4: ...uitable flow of an air stream Driving and Tripping Systems ____________________________________________________ The driving system of mcr PL1 dampers is made of suitably selected steel weights that are mounted on blades of the device Dimensions _______________________________________________________________________ Mcr PL1 dampers are manufactured in the following dimensions Height Breadth B mm H ...

Page 5: ...ssembly sets are made of a suitable number of single dampers of the basic type as well as flat bars and connecting elements Basic dimensions of mcr PL1 dampers have been presented on the drawing below 3 2 4 1 Technical characteristics 50 55 60 65 70 75 80 85 90 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 discharge V m3 h pressure P Pa PL500x500 PL600x600 PL750x750 PL400x400 NOTE Net dime...

Page 6: ...TION INSPECTION __________________________________________ Each damper is inspected before packing and shipment by the manufacturer After unpacking at the recipient perform visual inspection to check if the casing has not been deformed and whether the damper has not been damaged during transport 6 2 INSTALLATION OPENING _________________________________________________ The minimum size of the open...

Page 7: ...mper with protective film or other covering material before installation until the masonry and finishing work is completed After the concrete mortar sets remove the brackets and open individual blades of the damper manually to check if they operate correctly Connection of the embedded damper to the ventilation duct must be executed coaxially During installation of the damper in the partition a dam...

Page 8: ...r each transport each damper should be visually inspected The damper must not be hit or dropped During handling and installation attention should be paid to the damper baffle The dampers should be stacked in no more than 2 layers vertically in closed rooms ensuring protection against external weather conditions In the case of storing of the dampers on the ground they should be placed on protective...

Page 9: ...ull value with no financial consequences to the purchaser 5 The guarantee does not include the operations performed by the purchaser user specified in the Documentation 6 The Manufacturer is absolved from the guarantee and any obligations resulting from the guarantee if a the product has mechanical damage created due to improper transport or unloading using own means of the purchaser improper inst...

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