Fronius DC-Freischaltbox 40/60 - Handbuch (Seite 30)

8
Due to its “Degree of protection IP 54” classification, the DC isolating box can be erected
in sheltered outdoor locations. The DC isolating box 40/60 must not be exposed to direct
sunlight or other climatic influences. If possible, mount the isolating box below the solar
module.
WARNING! Work that is not carried out correctly can cause serious injury and
damage. The actions described below may ONLY be carried out by skilled,
Fronius-trained technicians! Read and follow the section headed “Safety rules”
in this operating instructions.
1.
2.
1.
1.
1.
2.
Requirements for
mounting the
isolating box
Mounting the DC isolating box 40/60 and inserting
the fuses
Preparations
Fig.5 Detaching the cover and viewing panel
3. Depending on how many strings there
are, remove a corresponding number
of “M16 solar-module side” blanking
caps from the top of the DC isolating
box 40/60
Fig.6 Removing the blanking caps (solar-module
side)
4. Remove the “M25 inverter side”
blanking caps from the underside of
the DC isolating box 40/60
Fig.7 Removing the inverter-side blanking caps
1. Unscrew the 4 mounting-cover
screws
2. Detach the cover, complete with its
integral viewing panel