Siemens 1LA8 User Manual

Table of contents
1 Introduction.................................................................................................................................................13
1.1 About these instructions.........................................................................................................13
1.2 Compiling personal documents..............................................................................................13
2 Safety information.......................................................................................................................................15
2.1 Information for the nominated person in control of the electrical installation.........................15
2.2 The five safety rules...............................................................................................................16
2.3 Qualified personnel................................................................................................................16
2.4 Safe handling.........................................................................................................................16
2.5 For use in hazardous Zone 2 or Zone 22...............................................................................18
2.6 Electrostatic sensitive devices...............................................................................................19
2.7 Processes that generate high levels of electrostatic charge..................................................20
2.8 Interference immunity.............................................................................................................21
2.9 Influence on the line power supply through a strongly irregular torque..................................21
2.10 Interference voltages when operating the converter..............................................................21
2.11 Electromagnetic fields when operating electrical power engineering installations.................21
3 Description..................................................................................................................................................23
4 Preparations for use...................................................................................................................................31
4.1 Safety-related aspects to consider when configuring the plant..............................................31
4.2 Observing the operating mode...............................................................................................31
4.3 Ensuring cooling.....................................................................................................................31
4.4 Thermal motor protection.......................................................................................................31
4.5 Interlock circuit for anti-condensation heating (option)...........................................................32
4.6 Support base for IM B5 construction type..............................................................................32
4.7 Noise emissions.....................................................................................................................33
4.8 Rotational speed limit values.................................................................................................33
4.9 Complying with speed-torque curve.......................................................................................34
4.10 Phase synchronization during supply system switching........................................................34
4.11 Space requirements...............................................................................................................34
4.12 Voltage and frequency fluctuations during line operation......................................................34
4.13 System-inherent frequencies.................................................................................................35
4.14 Torsional loading of the drive train due to faults in the electrical supply................................35
SIMOTICS TN Series N-compact 1LA8
Operating Instructions 08/2017 5

Siemens 1LA8 Specifications

General

Brand	Siemens
Model	1LA8
Category	Engine
Language	English