
Circuit diagram: Circuit Diagram - Fronius Symo
GEN24 and BYD Battery-Box Premium HV
1 3
2 4
5
6
7
8
I >
1m
Fronius Smart Meter
=P1
kWh
3AC
POTENTIALAUSGLEICHSSCHIENE
LAST
BESTEHENDE HAUSINSTALLATION
E
V
U
-Z
Ä
H
LE
R
S
ICH
ERUN
G
S
ICH
ERUN
G
V
O
R
ZÄ
H
LE
R
-
N
A
CH
ZÄ
H
LE
R
-
L1
L2
L3
L1
´
L2
´
L3
´
N
D
+
D
-
-
EXISTING DOMESTIC INSTALLATION
U
TI
LI
TY-
ME
TE
R
M
ETE
R
F
U
S
E
M
ETE
R
F
U
S
E
MEN - LINK
LOAD
SYMO GEN24
=A1
=A1+A2 PILOT
PV1
+
PV1
+
PV2
+
PV2
+
BAT
+
BAT
-
PV2
-
PV2
-
PV1
-
PV1
-
DC= IN
PV-GENERATOR
3
6
9
11
4
1
7
A /
33
B /
34
C
/
35
1
2
1
2
1
2
2
1
1
2
1
2
L1
L2
L3
N
1
2
-F3
1
2
2
1
5m
6m
10
m
IO
3
IO
4
IO
1
IO
2
8m
+12
V
7m
9m
G
N
D
3m
IO
0
IO
5
G
N
D
1m
2m
+12
V
4m
D
I7
D
I9
13
m
D
I8
16
m
15
m
14
m
D
I1
1
=A1+A2-X
1
11
m
D
I6
D
I1
0
12
m
1m
G
N
D
PE
=A1-X
1
PE
L1
L2
L3
N
A2
1m
A1
2m
3m
A3
=A
1-X3
2
4m
A4
5m
A5
4m
A2
=A
1-X
5
1m
3m
A4
A1
A3
A5
2m
5m
PV
-
PV
-
PV
+
PV
+
1 3
2 4
5
6
7
8
I >
-F2
(optional)
SYMBOL DEFINITION:
TWISTED PAIR
*
PE - N CONNECTION
ONLY IN TN-NETWORK
DEVICE:
TITLE:
REVISION:
SHEET:
OF:
TIME STAMP
WINDCHILL NR.
VERSION:
=A2.1 BCU BYD B-Box H 5,1 - 11,5
13V
+
E
N
11V
+
13V
-
E
N
11V
-
R
S485
A
C
A
N
H
R
S485
B
C
A
N
L
Shiel
d
N
C
=A2.2 Battery BYD B-Box H 5,1 - 11,5
=A2.x Battery BYD B-Box H 5,1 - 11,5
27
=A2
.1-X
2
1 2
27
28
3 4
29
5
30
6
31
7
32
8
33
9
34
10
35
1
36
=A2
.1-X
3
37
2 3
38
39
4 5
40
6
41
7
42
8
43
44
9
45
10
=A2
.1-X
1
ETHERNET
P
+
=A2
.1-X
6
=A2
.1-X
5
P
-
P
E
=A2
.1-X
4
/ BYD Battery
09/07/2019:14:17
19
Fronius Symo GEN24
Verdrahtungsvorschlag
Wiring suggestion
=A1+A2-X
8
S
H
IEL
D
5m
M
0+
4m
M
0-
3m
2m
1m
G
N
D
+12
V
119
Summary of Contents for Symo GEN24 10.0
Page 2: ......
Page 10: ...10 ...
Page 11: ...General information 11 ...
Page 12: ...12 ...
Page 28: ...28 ...
Page 29: ...Backup power variant PV Point OP 29 ...
Page 30: ...30 ...
Page 32: ...32 ...
Page 33: ...Backup power variant Full Backup 33 ...
Page 34: ...34 ...
Page 41: ...Installation 41 ...
Page 42: ...42 ...
Page 82: ...82 ...
Page 83: ...Settings web interface of the inverter 83 ...
Page 84: ...84 ...
Page 104: ...104 ...
Page 105: ...Appendix 105 ...
Page 106: ...106 ...
Page 116: ...116 ...
Page 117: ...Circuit diagrams 117 ...