Main Circuit; Main Circuit Terminals - Siemens SIRIUS 3RU2 Manual

Technical data
11.3 3RU21 thermal overload relays
11.3.2.2

Main circuit

Technical data for the main circuit, 3RU2136 overload relays
Insulation voltage with degree of pollution 3 rated value
Impulse voltage resistance rated value
Operating voltage rated value
Voltage type for main circuit
Operating frequency
rated value
•
Type of assignement
Derating factor for rated value of the operating current
up to 60 °C interior cabinet temperature
Derating factor for rated value of the operating current
up to 70 °C interior cabinet temperature
11.3.2.3

Main circuit terminals

Technical data for main circuit connection, 3RU2136 overload relays
Arrangement of electrical connectors for main current
circuit
Design of the electrical connection for main current
circuit
Type of the connectable conductor cross-section
for main contacts
•
– solid or multi-stranded
– finely stranded with conductor end processing
for AWG conductors for main contacts
•
Tightening torque for main contacts with screw-type
terminals
Design of the thread of the connection screw for main
contacts
Design of screwdriver shaft
size of screwdriver tip
118
SIRIUS Innovations - SIRIUS 3RU2 thermal overload relays / SIRIUS 3RB3 solid-state overload relays
3RU2136-....
V 690
kV 6
V 690
AC/DC
Hz 50 ... 60
2
1
0.87
3RU2136-....
Top and bottom
screw-type terminals
2x (1 ... 35 mm²), 1x (1 ... 50 mm²)
2x (1 ... 25 mm²), 1x (1 ... 35 mm²)
2x (18 ... 2), 1x (18 ... 1)
N·m 3 ... 4.5
M6
5 to 6 mm diameter
Pozidriv PZ 2
Manual, 09/2014, A5E03656507420A/RS-AA/002