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  • SIRIUS output expansion
  • PL/category acc. to ISO13849-1: PL e/cat. 4
  • Enabling current paths: 4 x Make contacts
  • Signal current paths: 1 x Break contact
  • Supply voltage: 110...240 V AC/DC
  • Connection: screw terminals

     

    ***A return is only possible in unopened condition***

Siemens SIRIUS 3SK1211-1BW20

Item number: 106876
EAN: 4011209913769
Corresponding accessories
Technical details

Output expansion

4 x NO

1 x NC

PL e/4

SIL 3

1.7 E-09

20 years

1000000

110-240 V AC/DC

5 A

22.5 mm

100 mm

121.6 mm

DIN-rail 35 mm

Screw terminals

-25 °C

60 °C

IP20

EN IEC 62061
EN IEC 61508
EN ISO 13849-1

CE
EAC
CCC
UL
CSA
RCM

Product description
Siemens SIRIUS 3SK1211-1BW20
The contact expansion SIRIUS 3SK1211-1BW40 from Siemens is used to expand the number of outputs of safety relays. It has four NO contacts as enable current paths and one auxiliary contact. The SIRIUS 3SK1211-1BW40 contact expansion unit with a supply voltage of 110...240 V AC/DC is connected via screw terminals and can be mounted on a DIN35 rail.
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