Schneider Electric GEX3940200-01 Multifix Apparatus Boxes Instruction Manual
- June 16, 2024
- Schneider Electric
Table of Contents
Schneider Electric GEX3940200-01 Multifix Apparatus Boxes
Product Information
The Multifix apparatus boxes are designed for use in EI30 and EI60 fire walls. They are suitable for installations in both wood and steel beam constructions. The boxes are made to accommodate standard plaster boards with thicknesses of 13 mm. The minimum beam size required for installation is 70 mm.
Product Usage Instructions
Box Placement for EI60 and EI30 Fire Wall
When installing the Multifix apparatus boxes in a fire wall, follow the guidelines below:
-
For EI60 fire walls:
-
Use 2×13 mm standard plaster board.
-
Place the boxes at equal distances between wood/steel
beams. -
Ensure a minimum distance of 70 mm between the boxes and the beams.
-
-
For EI30 fire walls:
- Use 1×13 mm standard plaster board.
- Place the boxes at equal distances between wood/steel beams.
- Ensure a minimum distance of 70 mm between the boxes and the beams.
**Box Installation Height
**
The Multifix apparatus boxes can be installed at various heights within the fire wall. The following height ranges are acceptable:
- For EI60 fire walls:
- Minimum height: 150 mm
- Maximum height: 1100 mm
- For EI30 fire walls:
- Minimum height: 150 mm
- Maximum height: 1100 mm
Multifix apparatus boxes
Box Placement and Wall Construction for EI60 Fire Wall
For EI60 fire walls, the following example demonstrates the placement of the Multifix apparatus boxes:
- Use 2×13 mm standard plaster board.
- Place the boxes at equal distances between wood/steel beams.
- Ensure a minimum distance of 70 mm between the boxes and the beams.
Box Placement and Wall Construction for EI30 Fire Wall
For EI30 fire walls, the following example demonstrates the placement of the Multifix apparatus boxes:
- Use 1×13 mm standard plaster board.
- Place the boxes at equal distances between wood/steel beams.
- Ensure a minimum distance of 70 mm between the boxes and the beams.
Specifications
- Manufacturer: Schneider-Electric Industries SAS
- Model: Multifix apparatus boxes
- Approval: RISEFR 050-0211
Box placement for EI60 and EI30 fire wall
Applicable installations and combinations related to fire class
Instruction for Multifix standard apparatus boxes in fire-classified walls EI30 and EI60
- Specific requirements on installation in fire-classified walls to maintain the level of protection against spread of fire. Information is related to single boxes, 1½ module and double boxes.
- EI30 classified walls with minimum of 1×12,5 mm standard type of plaster board and and EI60 classified walls with minimum of 2×12,5 mm standard type of plaster board. Both types with minimum beam size of 70 mm. Beams in steel or wood are accepted. Approval RISEFR 050-0211.
- Boxes have to be secured to the vertical beam structure with beam fixings, screws or nails, alternatively in additional horizontal beams with similar means.
- In the table you find out possible combinations and acceptable heights for the installation from the floor level.
- Regarding installation in opposite sides of the wall, allow minimum 200 mm distance between the box centers.
- Usually fire-classified walls are fully insulated. If the walls are not insulated you have to create a chamber of 300 mm each direction and fill with mineral wool. Concerning insulation, always use stone wool with minimum density of 28 kg/m³.
Schneider-Electric Industries SAS, 35 Rue Joseph Monier, 92500 Rueil Malmaison, France www.se.com/contact
FAQ’S
What type of plaster board should be used with the Multifix apparatus boxes?
The Multifix apparatus boxes are compatible with standard plaster boards with a thickness of 13 mm.
What is the minimum beam size required for installation?
The minimum beam size required for installation is 70 mm.
How should the boxes be secured to the vertical beam structure?
The boxes can be secured to the vertical beam structure using beam fixings, screws, or nails. Alternatively, they can be installed in additional horizontal beams using similar means.
What is the recommended distance between the box centers when installing on opposite sides of the wall?
When installing opposite sides of the wall, a minimum distance of 200 mm between the box centers is recommended.
Should the fire-classified walls be insulated?
Usually, fire-classified walls are fully insulated. If the walls are not insulated, a chamber of 300 mm should be created in each direction and filled with mineral wool. Always use stone for insulation.
References
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>