Conductor Cross-Sections For Spring-Loaded Connection Systems - Siemens SIRIUS 3RU Manual

Connection
8.4 Connection cross-sections
8.4.2

Conductor cross-sections for spring-loaded connection systems

Conductor cross-sections for spring-loaded connection systems
The following tables define the permissible conductor cross-sections for main terminals in
sizes S00 and S0, and auxiliary conductor connections in sizes S00 to S3 for spring-loaded
connection systems.
Table 8- 12 Main conductors of size S00
Tool
Solid and stranded
Finely stranded without end sleeve
Finely stranded with end sleeve
AWG
Table 8- 13 Main conductors of size S0
Tool
Solid and stranded
Finely stranded without end sleeve
Finely stranded with end sleeve
AWG
110
Overload relay
Ø3.0 x 0.5 (3RA2908-1A)
1 x (0.5 to 4.0) mm²
1 x (0.5 to 2.5) mm²
1 x (0.5 to 2.5) mm²
1 x (20 to 12)
Overload relay
Ø3.0 x 0.5 (3RA2908-1A)
1 x (1.0 to 10) mm²
1 x (1.0 to 6.0) mm²
1 x (1.0 to 6.0) mm²
1 x (18 to 8)
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
Manual, 09/2016, A5E03656507420A/RS-AB/003