Siemens SIRIUS 3SK1 Equipment Manual

8.2.10 Disconnect the spring-loaded (push-in) terminal............................................................... 162
8.2.11 Attaching the terminals.................................................................................................... 163
8.2.12 Disconnecting.................................................................................................................. 164
8.3 Devices 90 mm ................................................................................................................ 167
8.3.1 Opening the terminal cover.............................................................................................. 167
8.3.2 Connection data for terminals .......................................................................................... 168
8.3.3 Connecting terminals....................................................................................................... 168
8.3.4 Mounting terminals ......................................................................................................... 170
8.3.5 Disconnecting.................................................................................................................. 171
8.4 Device replacement ......................................................................................................... 173
9 Con󹪝guration / operation .................................................................................................................. 175
9.1 Procedure for con󹪝guration.............................................................................................. 175
9.2 Explanation of the device's functions................................................................................ 176
9.3 Modes ............................................................................................................................. 179
9.4 Response times................................................................................................................ 180
10 Commissioning ................................................................................................................................. 183
11 Display and diagnostics ..................................................................................................................... 185
11.1 LED display ...................................................................................................................... 185
11.2 Power-up ......................................................................................................................... 187
11.3 Error statuses................................................................................................................... 188
11.4 Diagnostics...................................................................................................................... 189
12 Technical data.................................................................................................................................... 191
12.1 Technical data in Siemens Industry Online Support........................................................... 191
12.2 Electrical endurance......................................................................................................... 192
12.3 Overview tables .............................................................................................................. 194
13 Dimension drawings.......................................................................................................................... 195
13.1 CAx data.......................................................................................................................... 195
14 Circuit diagrams................................................................................................................................. 197
14.1 CAx data.......................................................................................................................... 197
14.2 Internal circuit diagrams................................................................................................... 198
14.2.1 Internal circuit diagrams for 3SK1 Standard basic units ..................................................... 198
14.2.2 Internal circuit diagrams for 3SK1 Advanced basic units.................................................... 200
14.2.3 Internal circuit diagrams for expansion units..................................................................... 202
14.3 Typical circuits ................................................................................................................. 211
14.4 Typical circuits of 3SK1 safety relays with 3RM1 Failsafe motor starters ............................. 222
14.4.1 3SK1 safety relay with 3RM1 Failsafe motor starter via device connector........................... 222
14.4.2 3SK1 safety relay wired with 3RM1 Failsafe motor starter.................................................. 224
14.5 Additional applications..................................................................................................... 226
Table of contents
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005 7

Siemens SIRIUS 3SK1 Specifications

General

Brand	Siemens
Model	SIRIUS 3SK1
Category	Relays
Language	English