Siemens SIRIUS 3RA

Busbar systems for 60 mm system
• Width: 12 mm to 30 mm
• Thickness: 5 mm or 10 mm
• And for T and I special pro󹪝les
Table 7-6 Busbar adapters for direct-on-line starters
Article No. Size Rated current Connecting ca‐
ble
Adapter length Adapter width Rated voltage
A AWG mm mm V
For motor starter protectors with screw terminals
8US1251‑5DS10 S00 / S0 25 12 200 45 690
8US1251‑5NS10 S0 32 10 200 45 690
8US1251‑5NT10 S0 32 10 260 45 690
8US1261‑6MT10 S2 80 4 260 55 690
For motor starter protectors with spring-loaded terminals
8US1251‑5DS11 S00 / S0 25 12 200 45 690
8US1251‑5DT11 S00 / S0 25 12 260 45 690
8US1251‑5NT11 S0 32 10 260 45 690
Table 7-7 Busbar adapters and device holders for reversing starters
Article No. Size Rated current Connecting ca‐
ble
Adapter length Adapter width Rated voltage
A AWG mm mm V
Busbar adapters and device holders
8US1211‑6MT10
1)
S2 80 4 260 120 690
Device holders
8US1250‑5AS10 S00 / S0 -- -- 200 45 --
8US1250‑5AT10 S0 -- -- 260 45 --
1)
Assembly kit for con󹪝guring reversing starters consisting of motor starter protector and two contactors.
Mounting
7.3 Assembly and disassembly with di󹪜erent mounting systems
SIRIUS 3RA Load Feeders
Equipment Manual, 02/2022, A5E03656507520A/RS-AC/004 89