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SIRIUS
Siemens Industry, Inc. Industrial Control Product Catalog 2017
2/21
2
COnTACTORS And ASSEMbliES
3RT2015-1VB41 3RT2015-2VB41 3RT2024-1KB40
Surge
suppressor
Ratings
Utilization category
Auxiliary contacts Spring-type connection Weight
approx.
AC-3 Ident.
no.
Design (screw/
spring)
Order No. Order No.
Maximum
inductive
current
Maximum
horsepower
ratings
at 460 V
Amps HP NO NC kg
For screwing and snapping onto
35 mm standard mounting rail
Size S00
Terminal designations according to EN 50 012
Rated control supply voltage U
s
=DC 24 V, coil voltage tolerance 0.85 to 1.85 × U
s
Power consumption of the coils 1.6 W at 24 V (no auxiliary switch blocks can be mounted)
Diode, varistor 7 3 10E 1 –
3RT20 15-1MB41-0KT0 3RT20 15-2M B41-0KT0 0.28/0.30
or RC element 01 – 1
3RT20 15-1MB42-0KT0 3RT20 15-2M B42-0KT0
can be mounted
Diode 7 3 10E 1 – 0.28/0.30
integrated 01 – 1
3 10E 1 – 0.28/0.30
integrated 01 – 1
Diode, varistor 9 5 10E 1 – 3RT20 16-1M B41-0KT0 3RT20 16-2M B41-0KT0 0.28/0.30
or RC element 01 – 1
3RT20 16-1MB42-0KT0 3RT20 16-2M B42-0KT0
can be mounted
Diode 9 5 10E 1 – 0.28/0.30
integrated 01 – 1
5 10E 1 – 0.28/0.30
integrated 01 – 1
Diode, varistor 12 7.5 10E 1 – 3RT20 17-1MB41-0KT0 3RT20 17-2M B41-0KT0 0.28/0.30
or RC element 01 – 1
3RT20 17-1MB42-0KT0 3RT20 17-2M B42-0KT0
can be mounted
Diode 12 7.5 10E 1 – 0.28/0.30
integrated 01 – 1
Suppressor diode 7.5 10E 1 – 0.28/0.30
integrated 01 – 1
Size S0
Rated control supply voltage U
s
= DC 24 V, coil voltage tolerance 0.7 to 1.25 × U
s
Power consumption of the coils 4.5 W at 24 V no auxiliary switch blocks can be mounted.
Varistor
integrated
12 7.5 11E 1 1
3RT20 24-1KB40
3RT20 24-2KB40 0.58/0.60
16 10 11E 1 1
3RT20 25-1KB40
3RT20 25-2KB40 0.58/0.60
25 15 11E 1 1
3RT20 26-1KB40
3RT20 26-2KB40 0.58/0.60
32 20 11E 1 1
3RT20 27-1KB40
3RT20 27-2KB40 0.58/0.60
Selection and ordering data
DC operation
Screw connection
3RT20 15-1VB41
3RT20 15-1VB42
3RT20 15-1SB42
3RT20 15-1SB41
3RT20 17-1SB42
3RT20 17-1VB41
3RT20 17-1VB42
3RT20 17-1SB41
3RT20 17-2SB42
3RT20 17-2SB41
3RT20 17-2VB42
3RT20 16-2SB42
3RT20 17-2VB41
3RT20 16-2SB41
3RT20 16-2VB42
3RT20 16-2VB41
3RT20 16-1VB42
3RT20 16-1VB41
3RT20 15-2VB41
3RT20 15-2VB42
3RT20 15-2SB41
3RT20 15-2SB42
3RT20 16-1SB41
3RT20 16-1SB42
12
Suppressor diode
9
Suppressor diode
7
Siemens / Industrial Controls Previous folio: IC10 2/17
For technical data, see page 2/171.
For int. circuit diagrams, see page 2/190- 2/195.
For dimension drawings, see page 2/209 .
Contactors and Contactor Assemblies
Contactors for Special Applications
3RT20 coupling contactors (interface) for switching motors