SMA America, LLC
11 Technical Data
Installation Manual
SB3-5TLUS22-IA-en-10
87
11.6 Features
11.7 DC Disconnect
11.8 Torques
DC connection
Screw terminal
AC connection
Spring clamp terminal
Display
LC graphic display
Zigbee
®
optional
RS485, galvanically isolated
optional
Fan retrofit kit
optional
Emergency Power Module
optional*
* only available ex-works
Electrical endurance in the event of a short circuit,
with a nominal current of 20 A per string input
Min. 50 switching processes
Maximum switching current per string input
20 A
Maximum switching voltage
600 V
Degree of protection
NEMA 3R
Lower inverter lid screws
18 in.-lbs. (2.0 Nm)
DC Disconnect screw
44 in.-lbs. (5.0 Nm)
Screws of the DC Disconnect retainer on the
inverter
44 in.-lbs. (5.0 Nm)
screws of the DC Disconnect on the retainer
44 in.-lbs. (5.0 Nm)
Grounding connection in the inverter
53 in.-lbs. (6.0 Nm)
Grounding screw in the anchorage bracket of the
DC Disconnect on the inverter
53 in.-lbs. (6.0 Nm)
DC ground terminal
15 in.-lbs. (1.7 Nm)
DC terminals for the PV modules
15 in.-lbs. (1.7 Nm)
Connection cable terminal
15 in.-lbs. (1.7 Nm)
