SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
641
SIRIUS 3RA28 function modules for mounting on
3RT2 contactors
7
7.1 Standards
Applicable regulations, standards, and approvals
The following general regulations and standards apply for the 3RA28 timing relay:
General regulations Explanation
IEC 61812-1/DIN VDE 0435 Part 2021 Electrical relays, timing relays
IEC 61000-6-2/IEC 61000-6-4 Electromagnetic compatibility
IEC 60947-5-1; DIN VDE 0660 Part 200 Low-voltage switchgear and controlgear
IEC 60721-3-1 / -3 Environmental conditions
IEC 60529 Degree of protection
CE/UL/CSA/CCC/C-Tick/shipbuilding approval The timing relays have UL and CSA approval for
use all over the world. They have also been
prototype-tested by the GL, LRS, and DM
shipbuilding companies.
Approvals/Test reports
Confirmation of approvals, along with test certificates and declarations of conformity, can be
obtained on the Internet from Technical Assistance (www.siemens.com/lowvoltage/technical-
assistance).
Reference
The standards from Catalog LV 1 "Low-Voltage Controls and Distribution SIRIUS -
SENTRON - SIVACON" in the appendix always apply. You will find extracts from the most
important standards relating to the SIRIUS modular system in the chapter titled System
overview, underStandards (Page 23).
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