Siemens SIRIUS 3RT - Page 231

Connection
8.2 Conductor cross-sections
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
Manual, 09/2017, A5E03656507120A/RS-AE/006
231
Table 8- 3 Main conductors of size S2 with M6 box terminal
Contactors
Tool Pozidriv size PZ 2, ∅ 5 ... 6 mm
Tightening torque 3.0 ... 4.5 Nm
(27 … 40 lb.in)
Solid and stranded
2 x (1.0 ... 35) mm
2
1 x (1.0 ... 50) mm
2
Finely stranded
---
Finely stranded with end
sleeve
2 x (1.0 ... 25) mm
2
1 x (1.0 ... 35) mm
2
AWG 2 x (18 ... 2)
1 x (18 ... 1)
Table 8- 4 Main conductors of size S3 with box terminal block
Contactors
Tool 4 mm Allen key
Tightening torque
4.5 ... 6.0 Nm
Solid
2 x (2.5 ... 16) mm²
Stranded
2 x (6 ... 16) mm²
2 x (10 ... 50) mm²
1)
1 x (10 ... 70) mm²
Finely stranded without end
sleeve
–
Finely stranded with end
sleeve
2 x (2.5 ... 35) mm²
1 x (2.5 ... 50) mm²
Ribbon cables
2 x (6 x 9 x 0.8)
AWG
2 x (10 to 1/0)
1 x (10 to 2/0)
1)
Also, a solid conductor with 2.5 mm
2
can be clamped