Siemens SIRIUS 3SK1 Manual page 178

Connection
9.3 Device replacement
3. Mount the new device
– Chapter "Mounting the devices on a level surface (Page 125)"
– Chapter "Mounting the 22.5 mm/17.5 mm device on a standard mounting rail
– Chapter "Mounting the 90 mm devices on a standard mounting rail (Page 130)"
– Chapter "Mounting 22.5 mm/17.5 mm devices with device connectors on the wall
– Chapter "Mounting 90 mm devices with device connectors on the wall (Page 151)"
4. Connect the defective device at the terminals
– Chapter for 22.5 mm devices "Connecting the screw-type terminals (Page 162)",
– Chapter for 90 mm devices "Connecting terminals (Page 172)" and "Mounting
After applying the supply voltage, the new 3SK1 basic unit checks whether the hardware
configuration matches the device configuration.
If there are no deviations, the system re-enters safety mode.
178
(Page 129)"
(Page 144)"
"Connecting the push-in terminals (Page 164)" and "Attaching the terminals
(Page 167)"
terminals (Page 174)"
Manual, 04/2013, A5E02526190021A/RS-AA/01
3SK1 safety relays