Siemens SIRIUS 3RT - Page 235

Connection
8.2 Conductor cross-sections
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
Manual, 09/2017, A5E03656507120A/RS-AE/006
235
Table 8- 11 Capacitor contactors main conductors of size S3 (3RT264.-1)
L1, L2, L3
3RT264.-1
Tool 4 mm Allen key
Tightening torque 4.5 ... 6.0 Nm
(40 to 53 lb.in)
Solid
2 x (10 ... 16) mm
2
1 x (10 ... 16) mm
2
Stranded
2 x (10 ... 70) mm
2
1 x (10 ... 70) mm
2
Finely stranded with end
sleeve
2 x (10 ... 50) mm
2
1 x (10 ... 50) mm
2
AWG
2 x (8 to 3/0)
1 x (6 to 3/0)
Table 8- 12 Capacitor contactors auxiliary conductors of size S2 (3RT263.-1) and S3 (3RT264.-1)
A1/A2, NO/NC
3RT263.-1 / 3RT264.-1
3RH29.1-1
Tool Pozidriv size PZ 2, Ø 5 … 6 mm
Tightening torque M3: 0.8 ... 1.2 Nm
(7 to 10.3 lb.in)
Solid and stranded
2 x (0.5 ... 1.5)
2 x (0.75 ... 2.5)
2 x 4
Finely stranded with end
sleeve
2 x (0.5 ... 1.5)
2 x (0.75 ... 2.5)
AWG
2 x (20 to 16)
2 x (18 to 14)
2 x 12