BMS1 BMS2
L wireCAN N wire PE wire
1. DC
Breaker
Battery pack
Backup Load
L3
L2
L1
N
PE
Generator
GS (diesel generator startup signal)
Relay
coil
open
contact
G S
G-start (1,2): dry contact signal for startup
the diesel generator.
Remotely control signal line
Inverter
3. AC Breaker
2. AC
Breaker
L3
L2
L1
N
PE
1 2 3 4 5 6 7 8 9 10 1112
SHUT DOWN
B B
Ground
SUN 50K-SG-EU: 200A DC breaker
SUN 29.9K-SG-EU: 200A DC breaker
SUN 30K-SG-EU: 200A DC breaker
SUN 35K-SG-EU: 200A DC breaker
SUN 40K-SG-EU: 200A DC breaker
1. DC Breaker for battery
SUN 50K-SG-EU: 240A AC breaker
SUN 40K-SG-EU: 240A AC breaker
SUN 35K-SG-EU: 240A AC breaker
SUN 29.9K-SG-EU: 240A AC breaker
SUN 30K-SG-EU: 240A AC breaker
2. AC Breaker for backup load
SUN 29.9K-SG-EU: 240A AC breaker
SUN 30K-SG-EU: 240A AC breaker
SUN 50K-SG-EU: 240A AC breaker
SUN 40K-SG-EU: 240A AC breaker
SUN 35K-SG-EU: 240A AC breaker
3. AC Breaker for Generator port