Siemens SIRIUS 3RN2 User Manual

SIRIUS 3RN2 thermistor motor protection relay
Manual, 10/2016, A5E34244868002A/RS-AA/001
5
Table of contents
1 Introduction ............................................................................................................................................. 7
1.1 Required basic knowledge ........................................................................................................ 7
1.2 Service&Support ....................................................................................................................... 7
1.3 DataMatrix code ...................................................................................................................... 10
1.4 Standards/Regulations/Approvals .......................................................................................... 11
1.5 Declaration of conformity ........................................................................................................ 11
1.6 Article No. scheme .................................................................................................................. 12
2 Safety notes .......................................................................................................................................... 13
2.1 General safety notes ............................................................................................................... 13
2.2 Intended use ........................................................................................................................... 14
2.3 Current information about operational safety ......................................................................... 14
3 ATEX .................................................................................................................................................... 15
3.1 Safety and commissioning instructions for hazardous areas ................................................. 15
3.2 Use in areas subject to an explosion hazard due to gases or dust ........................................ 19
4 Description ............................................................................................................................................ 21
4.1 Device overview ...................................................................................................................... 21
4.2 Device description ................................................................................................................... 21
4.3 Device versions ....................................................................................................................... 25
4.4 Special features ...................................................................................................................... 25
4.5 Area of application .................................................................................................................. 26
5 Mounting ............................................................................................................................................... 27
5.1 Warning notices ...................................................................................................................... 27
5.2 Terminal coding ...................................................................................................................... 28
5.3 Mounting the devices on a standard mounting rail ................................................................. 29
5.4 Disassembling devices from a standard mounting rail ........................................................... 30
5.5 Mounting the devices on a wall ............................................................................................... 31
5.6 Removing the devices from the wall ....................................................................................... 32

Siemens SIRIUS 3RN2 Specifications

General

Brand	Siemens
Model	SIRIUS 3RN2
Category	Measuring Instruments
Language	English