General information
2.3 Standards and approvals
3WL/3VL circuit breakers with communication capability - PROFIBUS
20 System Manual, 03/2011, A5E01051353-02
2.3 Standards and approvals
The SENTRON series is based on the IEC 60947-2 standard. PROFIBUS DP meets all the
requirements and criteria of IEC 61131, Part 2, and the requirements for CE marking.
3VL/3WL have CSA and UL approvals.
The SENTRON VL/WL circuit breakers comply with the standards:
● IEC 60947-1, EN 60947-1
● DIN VDE 0660, Part 100
● IEC 60947-2, EN 60947-2
● DIN VDE 0660, Part 101
● Isolating features in accordance with IEC 60947-2, EN 60947-2
2.4 Orientation aids
The manual contains various features supporting quick access to specific information:
● At the beginning of the manual you will find a table of contents.
● The chapters contain subheadings that provide an overview of the content of the section.
● Following the appendices, a glossary defines important technical terms used in the
manual.
● Finally, a comprehensive index allows quick access to information on specific subjects.
2.5 Up-to-the-minute information at all times
Your regional contact for low-voltage switchgear with communications capability will be
happy to help you with any queries you have regarding the SENTRON series. A list of
contacts and the latest version of the manual are available on the Internet at: SENTRON
(http://www.siemens.com/sentron
)
2.6 Scope
This manual applies to circuit breakers with the following designations:
SENTRON
● VL160 to VL1600
● 3WL1 and 3WL5
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