Fronius Symo Advanced Installation Instruction page 30

AC & DC = Copper Wires (Cu)
Field Wiring with the following wire & wire combinations possible
Select appropriate cable cross-sections according to the actual device output! Do not combine copper and alu-
minum cables together in a single terminal.
AWG
AWG
stran-
solid stranded / solid
ded
2)
4
2) 4)
6 6/6
2) 1) 1)
8 8 8/10
2) 1)
10 10
2) 1)
12 12
2) 1)
14 14
3) 3)
16 16
AC & DC = Aluminium Wires (Al)
Field Wiring with the following wire & wire combinations possible
Select appropriate cable cross-sections according to the actual device output! Do not combine copper and
aluminum cables together in a single terminal.
AWG
AWG
stran-
solid stranded / solid
ded
2)
4
2) 4)
6 6
2) 2) 2)
8 8 8/10
2) 2)
10 10
2) 2)
12 12
2) 2)
14 14
5) 5)
16 16
1)
tested and evaluated according UL
2)
not evaluated according UL, connection to the terminal is possible
3)
only with ferrule
4)
stranded PV (ZKLA) or Use -2 wire
5)
not evaluated according UL, connection to the terminal is possible; The use of ferrules is mandatory for
all AWG 16. The disconnect is technically rated for AWG 16 with ferrules but it is not recommended. If
it is used please insure it is correctly installed. Fronius is not responsible for improper installation.
30
AWG
1) 1)
8/12 8/14
1)
10/10
1)
12/10
1)
14/10
AWG
2) 2)
8/12 8/14
2)
10/10
2)
12/10
2)
14/10
AWG
solid / solid
2)
8/12
1) 1)
10/12 10/14
1) 1) 1)
12/12 12/14 12/16
1) 1) 1)
14/12 14/14 14/16
1) 1)
16/14 16/16
AWG
solid / solid
2)
8/12
2) 2)
10/12 10/14
2) 2)
12/12 12/14
2) 2) 2)
14/12 14/14 14/16
2) 2)
16/14 16/16
AWG
stranded / stranded
2) 2)
6/12 6/14
2) 1) 1)
8/10 8/12 8/14
1) 1) 1)
10/10 10/12 10/14
1) 1) 1)
12/10 12/12 12/14
1) 1) 1)
14/10 14/12 14/14
3) 1) 1)
16/10 16/12 16/14
AWG
stranded / stranded
2) 2)
6/12 6/14
2) 2) 2)
8/10 8/12 8/14
2) 2) 2)
10/10 10/12 10/14
2) 2) 2)
12/10 12/12 12/14
2) 2) 2)
14/10 14/12 14/14
5) 2) 2)
16/10 16/12 16/14
3)
6/16
3)
8/16
3)
10/16
1)
12/16
1)
14/16
1)
16/16
5)
6/16
5)
8/16
5)
10/16
2)
12/16
2)
14/16
2)
16/16