Siemens SIRIUS 3SK1 Equipment Manual

Devices Device connector for
3SK1 safety relay
17.5 mm
3ZY1212-1BA00
Device connector for
3SK1 safety relay
22.5 mm
3ZY1212-2BA00
Device termination
connector for 3SK1
safety relay
22.5 mm
3ZY1212-2DA00
Device termination
connector for 3RQ1
17.5 mm
3ZY1212-1DA00
Output expansions 3SK1
3SK1211 (4RO) - x x -
3SK1213 (3RO) - - - -
3RQ1 output expansions
3RQ1*E/G*
(17.5 mm)
x - - x
3RQ1*H/L*
(22.5 mm)
- x x -
Input expansions 3SK1
3SK1220 x - - -
3SK1230
power supply
- x - -
3RM1 Failsafe motor starters
3RM1 - - - -
Devices Device connector for
3RM1 motor starter
22.5 mm
3ZY1212-2EA00
Device termination
connector for 3RM1
motor starter
22.5 mm
3ZY1212-2FA00
Device termination
connector set for en‐
closures
> 45 mm
1)
3ZY1212-0FA01
Device connector for
looping through sig‐
nals
22.5 mm
3ZY1212-2AB00
3SK1 Advanced basic units
3SK1121 - - - -
3SK1122 - - - -
3SK1120 - - - -
Output expansions 3SK1
3SK1211 (4RO) - - - -
3SK1213 (3RO) - - x -
3RQ1 output expansions
3RQ1*E/G*
(17.5 mm)
- - - -
3RQ1*H/L*
(22.5 mm)
- - - -
Input expansions 3SK1
3SK1220 - - - -
3SK1230
power supply
- - - -
3RM1 Failsafe motor starters
3RM1 x x - x
1)
Set consists of 3ZY1212-2FA00 device connector and 3ZY1210-2AA00 device connector
System con󹪝guration
6.2 3ZY12 device connector
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
118 Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005

Siemens SIRIUS 3SK1 Specifications

General

Brand	Siemens
Model	SIRIUS 3SK1
Category	Relays
Language	English