We reserve the right to make changes of a technical nature
7
For your safety
2 For your safety
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Avoid danger. Take notice of the safety-related information in this chapter to ensure that the distribution board
is assembled and used safely.
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Please also take note of the safety-related information in other chapters.
2.1
Proper use
The Hager distribution boards FWB and FWQ are made for wall installation up to IP44 for residential and
special purpose buildings up to 125 A infeed current.
The FWB and FWQ distribution boards have a depth of 161 mm and can be installed on the wall, flush or
partially recessed. These cabinets come in 6 heights and 4 widths.
The Hager FWB and FWQ distribution boards are ready to be expanded with the
univers Z
internal installation
system components.
With the tested FWB and FWQ distribution board and univers Z internal installation system by Hager, switching
device combinations compliant with EN 61439 Part 3 (Distribution boards intended to be operated by ordinary
persons / DBO) can be realised.
Fixed indoor use / wall installation
The FWB and FWQ distribution boards are closed and made for for surface or flush wall installation on the
insides of buildings. The operating conditions for internal installations specified in EN 61439 and the maximum
environmental temperatures must be complied with at the place of installation.
Fig. 1: Indoor installation
By using the FWB and FWQ distribution boards with a plain door, protection class IP44 and/or protection
class IP31 with a slotted door can be achieved. The notices in these instructions regarding compliance with
the protection class must be taken note of when installing the unit.
The FWB and FWQ distribution boards are available in protection class SK II (double insulated).
The notices in these instructions regarding compliance with the protection class must be taken note of when
installing the unit.
For further information, please read the technical data.
Proper use also includes:
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Reading and referring to this manual, installation instructions and the instructions for the internal system
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Compliance with the requirements for authorised staff.
Misuse
Any other or additional use as well as changes and modifications to the distribution board cabinet are
classed as misuse. Hager does not assume any liability for damages resulting from misuse.
Operating area restrictions
The FWB and FWQ distribution boards must not be used in various areas to prevent danger or damage to
the sheath. The distribution board is unsuitable in:
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areas requiring a higher protection class,
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areas in which the ATEX guidelines must be complied with,
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business premises with a high risk of fire,
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corrosive environments. Particularly environments containing chlorine, sulphur, acid or salt can damage
the cabinet and internal components.