Siemens 3TK28 - Page 37

Description of the individual safety relays
3.6 3TK28 safety relays with relay enabling circuits
3TK28 safety relays
Manual, 07/2016, NEB926157502000/RS-AB/003
37
Disassembling the device
WARNING
Hazardous Voltage.
Can Cause Death, Serious Injury, or Property Damage.
Before starting work, therefore, disconnect the system and devices from the power supply.
Requirements
● All system interface connections are terminated.
● The terminal blocks have been removed or disconnected.
Disassembling the device from a DIN rail
Step
Operating instruction
Figure
1
Unlock the device using a screwdriver
2 Pull the lower half of the device away from
the DIN rail.
3 Lift the device from the upper edge of the
DIN rail.