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1.4
Standards/Regulations/Approvals
Standards
The SIRIUS 3RN2 thermistor motor protection relays comply with the following standards:
● EN 60947-8 "Low-voltage switchgear and controlgear - Control units for built-in thermal
protection (PTC) for rotating electrical machines"
● EN 50495 "Safety devices required for the safe functioning of equipment with respect to
explosion risks"
UL/CSA/Shipbuilding approval
SIRIUS components have been approved by a whole range of bodies for various sectors
(e.g. shipbuilding).
You will find the the current list of approvals in the Monitoring and Control Devices chapter of
Catalog IC 10 - "SIRIUS Industrial Controls" (www.siemens.com/industrial-controls/catalogs).
Further information and certificates are available for download on the Internet
(https://support.industry.siemens.com/cs/ww/en/ps).
1.5
Declaration of conformity
The manufacturer declares that the thermistor motor protection relays of the SIRIUS 3RN2
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 from the Service Portal
(https://support.industry.siemens.com/cs/ww/en/ps/16027/cert) in PDF format.
SIRIUS 3RN2 thermistor motor protection relay
Manual, 10/2016, A5E34244868002A/RS-AA/001
1.4 Standards/Regulations/Approvals
Introduction
11
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