Siemens 3TK28 User Manual

Product-specific safety information
2.2 Current information about operational safety
3TK28 safety relays
10 Manual, 07/2016, NEB926157502000/RS-AB/003
2.2
Current information about operational safety
Important note for maintaining operational safety of your system
WARNING
Hazardous Voltage.
Can Cause Death, Serious Injury, or Property Damage.
Please take note of our latest information
Systems with safety-related characteristics are subject to special operational safety
requirements on the part of the operator. The supplier is also obliged to comply with special
product monitoring measures. For this reason, we publish a special newsletter containing
information on product developments and features that are (or could be) relevant to
operation of safety-related systems. By subscribing to the appropriate newsletter, you will
ensure that you are always up-to-date and able to make changes to your system, when
necessary:
SIEMENS newsletter (http://www.siemens.com/industrial-controls/newsletter)
Sign on to the following newsletter under "Products & Solutions":
• Control Components and System Engineering News
• Safety Integrated Newsletter
2.3
Declaration of conformity
The manufacturer declares that the safety components of the SIRIUS 3TK series in the
designs marketed by us comply with the applicable basic safety and health requirements of
the EC Directives* stated (including amendments) and that the stated standards* were
applied in their design and construction.
* You can download the complete EC Declaration of Conformity as a PDF.

Siemens 3TK28 Specifications

General

Type	Safety relay
Mounting Type	DIN rail mounting
Type of Voltage	AC/DC
Control Supply Voltage at DC	24 V
Performance Level According to EN ISO 13849-1	PL e
Category According to EN ISO 13849-1	Category 4
Mechanical Durability	10, 000, 000 cycles
Electrical Durability	100, 000 cycles
Protection Class	IP20
Product Function	Safety Monitoring
Suitability for Use	Emergency stop, safety doors
Supply Voltage Frequency	50/60 Hz
Control Supply Voltage at AC at 50 Hz	24 V
Control Supply Voltage at AC at 60 Hz	24 V
Stop Category	0
SIL According to IEC 61508	SILCL 3
Type of Electrical Connection	Screw Connection
Rated Control Supply Voltage	24 V