SR EN 50491-3:2010

General requirements for Home and Building Electronic Systems (HBES) and Building Automation and Control Systems (BACS) -- Part 3: Electrical safety requirements

This European Standard provides the electrical safety requirements for all devices connected to HBES/BACS. This European Standard is applicable to – operator stations and other human system interface devices, – devices for management functions, – control devices, automation stations and application specific controllers, – field devices, – cabling and interconnection of devices. This European Standard covers the following requirements and compliance criteria: – protection from hazards in the device; – protection from overvoltages on the network; – protection from touch current; – protection from hazards caused by different type of circuits; – protection of the communication wiring from overheating caused by excessive current.

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General information

Status : Withdrawn
Approval date : 1/31/2010
Publish date : 2/2/2010
Withdrawal date : 1/19/2021
Number of pages : 22
ICS : 97.120 Automatic controls for household use
Technical Committee : 207 - Interconnection of information technology equipment

Relations with other standards:

Replaces SR EN 50090-2-2:2001/A1:2003
Replaces SR EN 50090-2-2:2001/A2:2007
Replaces SR EN 50090-2-2:2001
Normative reference SR EN 61180-1:2001
Normative reference SR HD 384.5.523 S2:2003
Normative reference SR EN 60950-1:2006
Normative reference SR EN 60990:2003
Normative reference SR CEI 60050-826:2006
Normative reference SR CEI 60050-195:2006
Normative reference SR EN 41003:2009
Normative reference SR HD 60364-4-41:2007
Normative reference SR EN 61140:2002
Normative reference SR EN 60664-1:2008
Replaced by SR EN IEC 63044-3:2018