Siemens SIRIUS 3RU - Page 111

Connection
8.4 Connection cross-sections
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
Manual, 09/2016, A5E03656507420A/RS-AB/003
111
Table 8- 14 Auxiliary conductors of sizes S00 to S3 on the 3RU2 thermal overload relay
Overload relay
Tool
Ø3.0 x 0.5 (3RA2908-1A)
Solid and stranded
2 x (0.5 to 2.5) mm²
Finely stranded without end sleeve
2 x (0.5 to 2.5) mm²
Finely stranded with end sleeve
2 x (0.5 to 1.5) mm²
AWG
2 x (20 to 14)
Table 8- 15 Removable terminal for auxiliary conductor on the 3RB3 electronic overload relay
Removable terminal
Tool
Ø3.0 x 0.5 (3RA2908-1A)
Solid and stranded
2 x (0.25 to 1.5) mm²
Finely stranded without end sleeve
2 x (0.25 to 1.5) mm²
Finely stranded with end sleeve
2 x (0.25 to 1.5) mm²
AWG
2 x (24 to 16)