Criteria For The Proper Selection Of String Fuses - Fronius Symo 10.0-3 208-240 Instructions De Service

The inverter is delivered with metal bolts as standard.
Criteria for the The following criteria must be met for each solar module string when using fuse protection:
Proper Selection -
of String Fuses -
-
-
I
N
I
SC
V
14
NOTE! To prevent a risk of fire, faulty fuses must only be replaced by new equiv-
alent fuses.
Option DC OVP
DC+ 2.1
DC+ 1.3
DC+ 1.2
Do not remove cover! Do not remove cover!
DC+ 1.1
I > 1.8 x I
N SC
I < 2.4 x I
N SC
U >/= max. input voltage of inverter being used
N
Fuse dimensions: Diameter 10 x 38 mm
Nominal current of the fuse
Short circuit current for standard test conditions (STC) according to solar module
data sheet
Nominal voltage of the fuse
N
NOTE! The nominal current value of the fuse must not exceed the maximum fuse
protection value specified in the solar module manufacturer's data sheet. If a max-
imum fuse protection value is not specified, please request it from the solar mod-
ule manufacturer.
DC+ 2.3 DC- 1.2
DC+ 2.2 DC- 1.1
Each Terminal: I Each Terminal: I = 15 A = 15 A
max max