Siemens Industry Online Support - Automation Service, Automation Support, Simatic Service, Simatic Support, Technical Support, Technical Consulting

Safety Integrated - Functional Safety in machines and plants

	Combination of a Power Contactor and a Circuit-Breaker (with undervoltage release) in safety function can be evaluated according to IEC 62061 and ISO 13849-1
	Evaluation of a safety function by using SIMATIC S7 "standard output cards" switched off by the load voltage
	General: How can I find the standard B10 values and ratio of dangerous failures (RDF) of electrical and mechanical components?
	3TF5 Contactors: B10 values and ratio of dangerous failures (RDF)?
	Define of Diagnostic Coverage and maximum achievable Systematic Safety Integrity for subsystem resp. SRP/CS with electromechanical components
	SIRIUS 3SE5: Functional Safety - One Position Switch
	SIRIUS 3RA6 Reversing Starter with AS-i Mounting Module: Local Safety Shutdown at SIL 1 due to IEC 62061 / PL c due to EN ISO 13849-1:2006
	SIRIUS 3RA6 with AS-i Mounting Module: Local Safety Shutdown at SIL 1 due to IEC 62061 / PL c due to EN ISO 13849-1:2006
	How to understand the PFHD values in the informative annex K, table K.1 of the standard ISO 13849-1
	Performance Level PL d with Category 3 (ISO 13849-1) or SIL 2 (IEC 62061) using only 1 SIRIUS Position switch with or without solenoid interlocking or only 1 SIRIUS Hinge switch is achievable
	Programmable electronic control components (e.g. standard PLC or standard AS-i) and application of ISO 13849-1
	Disconnecting series connected EMERGENCY-STOP commanding devices represents individual supplementary safety function by EN 62061
	SILCL 1 is attainable with a subsystem consisting of an electromechanical component and a 1-channel architecture.
	Calculation of “non-electrotechnical components” permissible on the basis of IEC 62061
	Attainable SIL acc. to IEC 61511 of subsystems or subsystem elements consisting of SIRIUS components with low demand mode acc. to IEC 61508
	3WL - B10/B10d values and part of dangerous failures

Attainable SIL acc. to IEC 61511 of subsystems or subsystem elements consisting of SIRIUS components with low demand mode acc. to IEC 61508

Part number:

QUESTION:

Which Safety Integrity Level SIL acc. to IEC 61511 is attainable with subsystems or subsystem elements consisting of SIRIUS electromechanical components with low demand mode according to IEC 61508 ?

ANSWER:

IEC 61511 – Application Explanations:
Possible attainable SIL of subsystems or subsystem elements consisting of SIRIUS electromechanical components with low demand mode (defined in accordance with IEC 61508)

The explanations in attached document are to address these issues.

Anymore questions?
Please consult Siemens Low Voltage Switchgear - Technical Assistance via mail adress or phone number, as shown in the header of the attached document.

IEC61511_Info_1_en.pdf ( 43 KB )

Entry ID:35444323

Date:2009-04-21

I regard this article....

as helpful

as not helpful

Copy link

Suggestion for the entry

Send to a friend