Siemens SIRIUS 3RT - Page 233

Connection
8.2 Conductor cross-sections
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
Manual, 09/2017, A5E03656507120A/RS-AE/006
233
Table 8- 7 Main conductors of size S10 / S12 with box terminal block
Contactor with 3RT1966-4G box terminal block
Tool
5 mm Allen key
Tightening torque
20.0 ... 22.0 Nm
Solid
1 x (95 ... 300) mm² 1 x (120 ... 240) mm² min. 70 + 70 mm²
max. 240 + 240 mm²
Finely stranded with
end sleeve
1 x (70 ... 240) mm² 1 x (120 ... 185) mm² min. 50 + 50 mm²
max. 185 + 185 mm²
Ribbon cables
min. 6 x 9 x 0.8
max. 20 x 24 x 0.5
11 x 21 x 1
AWG 1 x (AWG 3/0 to 600
kcmil)
1 x (AWG 250 to 500
kcmil)
max. AWG 2/0 + 2/0
max AWG 500 + 500
Table 8- 8 Auxiliary conductors of sizes S00 / S0 / S2 / S3 with M3 combination screws
Accessories for
contactors
Contactors,
size S00
Contactors
Sizes S0 / S2 / S3
Tool Pozidriv size PZ 2, Ø 5 … 6 mm
Tightening torque
0.8 - 1.2 Nm
Solid and stranded
2 x (0.5 ... 1.5) mm²
2 x (0.5 ... 1.5) mm²
2 x (0.5 ... 1.5) mm²
2 x (0.75 ... 2.5) mm²
2 x (0.75 ... 2.5) mm²
2 x (0.75 ... 2.5) mm²
Max. 2 x 4 mm²
Finely stranded with
end sleeve
2 x (0.5 ... 1.5) mm²
2 x (0.5 ... 1.5) mm²
2 x (0.5 ... 1.5) mm²
2 x (0.75 ... 2.5) mm² 2 x (0.75 ... 2.5) mm² 2 x (0.75 ... 2.5) mm²
AWG
2 x (20 … 16)
2 x (20 … 16)
2 x (20 … 16)
2 x (18 … 14)
2 x (18 … 14)
2 x (18 … 14)
2 x 12