Siemens SIRIUS 3RH Series, System Manual

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SIRIUS 3RT2 contactors/contactor assemblies
2.8 Technical data
SIRIUS Innovations
242
System Manual, 01/2011, A8E56203870002-03
2.8.1.6 Conductor cross-sections - 3RT201. contactors
Table 2- 83 Conductor cross-sections - 3RT201. contactors
Type 3RT2015 3RT2016 3RT2017 3RT2018
Size S00
Conductor cross-sections
Main and auxiliary conductors
Screw connection

Solid + stranded
mm
2
2 x (0.5 to 1.5)
1)
; 2 x (0.75 to 2.5)
1)
acc. to IEC 60947;
max. 2 x 4
 Finely stranded with end
sleeve
mm
2
2 x (0.5 to 1.5)
1)
; 2 x (0.75 to 2.5)
1)

Solid or stranded, AWG cables AWG
2 x (20 to 16)
1)
; 2 x (18 to 14)
1)
; 2 x 12
 Connection screw
M3
(1 or 2
conductors
can be
connected)
for
standard
screwdriver
s size 2
and
Pozidriv 2
- Tightening torque Nm 0.8 to 1.2 (7 to 10.3 lb.in)
Spring-loaded connection Main and auxiliary conductors
Auxiliary conductor Main conductor

Solid + stranded
mm
2
2 x (0.5 to 4) 2 x (0.5 to 4)

Finely stranded with end
sleeve
mm
2
2 x (0.5 to 2.5) 2 x (0.5 to 2.5)

Finely stranded without end
sleeve
mm
2
2 x (0.5 to 2.5) 2 x (0.5 to 2.5)
(1-wire or
2-wire
connection
possible)

AWG cables, solid or stranded AWG
2 x (20 to 12) 2 x (20 to 12)
Main and auxiliary conductors Ring cable lug connection
Connection screw M3 (Pozidriv size PZ 2)

Operating tool
mm ∅ 5 … 6
 Tightening torque
Nm 0.8 to 1.2
mm d
2
= min. 3.2
 Usable ring cable lugs
mm d
3
= max. 7.5
- DIN 46237 with insulating sleeve
- JIS C2805 type RAV with
insulating sleeve
- JIS C2805 type RAP with
insulating sleeve
- DIN 46234 without insulating
sleeve
- DIN 46225 without insulating
sleeve
- JIS C2805 type R without
insulating sleeve
PP
≥
1)
A shrink-on sleeve must be used to provide additional
insulation for the ring cable lugs 1) .
 Application temperature: -55 °C/+155 °C

UL 224 approved

Flame-protected
1)
If two different conductor cross-sections are being connected to one clamping point, both cross-sections must be
located in the range indicated. If identical cross-sections are used, this restriction does not apply.