Technical data
11.4 3RB30/3RB31 solid-state overload relays
11.4.1.5
Conductor cross sections, auxiliary circuit
Technical data for auxiliary circuit connection, 3RB30/3RB31 overload relays
Table 11- 15 Technical data for auxiliary circuit connection, 3RB30/3RB31 overload relays
Type
Size
Width
Connection type
Connection screw
•
Operating tool
•
Tightening torque
•
Conductor cross-sections (min./max.), 1-wire or 2-wire
•
- Solid
- Finely stranded with end
sleeve
- AWG cables, solid or stranded
Connection type
Operating tool
•
Conductor cross-sections (min./max.), 1-wire or 2-wire connection possible
•
- Solid
- Finely stranded with end
sleeve
- Stranded
- AWG cables, solid or stranded
130
3RB301.,
3RB311.
S00
45 mm
Screw connection
Nm
mm
2
mm
2
AWG
Spring-loaded connection
mm
2
mm
2
mm
2
AWG
SIRIUS Innovations - SIRIUS 3RU2 thermal overload relays / SIRIUS 3RB3 solid-state overload relays
3RB302.
3RB312.
S0
45 mm
Pozidriv, size 2
∅ 5 ... 6
0,8 ... 1,2
1 x (0.5 to 4); 2 x (0.5 to 2.5)
1 x (0.5 to 2.5); 2 x (0.5 to 1.5)
2 x (20 to 14)
∅ 3.0 x 0.5
2 x (0.25 to 1.5)
2 x (0.25 to 1.5)
2 x (0.25 to 1.5)
2 x (24 to 16)
Manual, 09/2014, A5E03656507420A/RS-AA/002