Product Overview

Auxiliary circuit
number of NO contacts
● delayed switching
1
operating frequency with 3RT2 contactor maximum
2 500 1/h
Main circuit
type of voltage
AC/DC
Inputs/ Outputs
product function
● non-volatile
No
residual current maximum
5 mA
voltage drop when switched-through maximum
3.5 V
Electromagnetic compatibility
EMC immunity acc. to IEC 61812-1
Environment A (industrial area)
conducted interference
● due to burst acc. to IEC 61000-4-4
2 kV network connection / 1 kV control connection
● due to conductor-earth surge acc. to IEC 61000-4-5
2 kV
● due to conductor-conductor surge acc. to IEC
61000-4-5
1 kV
field-based interference acc. to IEC 61000-4-3
10 V/m
electrostatic discharge acc. to IEC 61000-4-2
8 kV
Safety related data
protection class IP on the front acc. to IEC 60529
IP20
type of insulation
Basic insulation
category acc. to EN 954-1
none
Connections/ Terminals
product component removable terminal for auxiliary
and control circuit
Yes
type of electrical connection for auxiliary and control circuit
screw-type terminals
type of connectable conductor cross-sections
● solid
0.5 ... 4 mm², 2x (0.5 ... 2.5 mm²)
● finely stranded with core end processing
1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 mm²)
● at AWG cables solid
2x (20 ... 14)
● at AWG cables stranded
2x (20 ... 14)
connectable conductor cross-section
● solid
0.5 ... 4 mm²
● finely stranded with core end processing
0.5 ... 2.5 mm²
● finely stranded without core end processing
0.25 ... 1.5 mm²
AWG number as coded connectable conductor cross
section
● solid
20 ... 14
● stranded
20 ... 14
Installation/ mounting/ dimensions
mounting position
any (like contactor)
fastening method
clip-on
height
38 mm
width
45 mm
depth
74 mm
required spacing
● with side-by-side mounting
— forwards
0 mm
— backwards
0 mm
— upwards
0 mm
— downwards
0 mm
— at the side
0 mm
● for grounded parts
— forwards
0 mm
— backwards
0 mm
— upwards
0 mm
— at the side
0 mm
— downwards
0 mm
3RA28111CW10
Page 3/7
1/3/2022
Subject to change without notice
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