SMA SI-TB-BOX-10 - Manual (Page 68)

14 Technical Data SMA America, LLC
68 SI_TDBOX-IA-eng-IUS122211 Installation Manual
PV plant connection
Load connection: General data
Nominal AC voltage 240 V
Rated power 9.6 kW
AC power at 104°F (40°C) 8.3 kW
AC power at 122°F (50°C) 7.6 kW
Maximum AC power for parallel grid operation to power
distribution grid 6 kW
AC current at rated power 40 A
AC current at 104°F (40°C) 34.6 A
AC current at 122°F (50°C) 31.6 A
Connection type Spring clamp terminal / screw terminal
Maximum wire size 4 AWG
Minimum wire size at 25 A*
* Nominal current of miniature circuit-breakers "F4" and "F5"
10 AWG
Minimum wire size at 50 A* 6 AWG
Torque for screw terminal 25 in-lbs. (2.8 Nm)
Fuse type Miniature circuit-breaker
Miniature circuit-breakers used in Smartformer "F4" and "F5"
Nominal AC voltage 120 V / 240 V
Rated grid voltage between L1 and N 120 V
AC voltage range between L1 and N 102 V … 132 V
Rated grid voltage between L2 and N 120 V
AC voltage range between L2 and N 102 V … 132 V
Rated grid voltage between L1 and L2 240 V
AC voltage range between L1 and L2 204 V … 264 V
Nominal frequency 60 Hz
Frequency range 55 Hz … 65 Hz
Connection type Spring clamp terminal
Maximum wire size 4 AWG
Minimum wire size 6 AWG
Fuse type Miniature circuit-breaker