Ingeniero

Basics of Control Components
Siemens Technical Education Program - STEP

Siemens Energy & Automation, Inc.

Table of Contents

Introduction...............................................................................2 Control.Circuits..........................................................................4Electrical.Symbols.....................................................................6 Line.Diagrams......................................................................... 16 . Overload.Protection.................................................................21 Manual.Control........................................................................32 Magnetic.Contactors.and.Starters...........................................38Contactor.and.Starter.Ratings.................................................43 . Class.14.NEMA.Starters..........................................................46 SIRIUS.Type.3R.Starters..........................................................47 Multi-Speed.Starters...............................................................49 Reversing.Starters...................................................................52Reduced-Voltage.Starting........................................................54 Lighting.and.Heating.Contactors.............................................60 Pilot.Devices............................................................................62 Control.Transformers. .............................................................. 71 . Control.Relays.........................................................................72 . Solid-State.Switching.Devices................................................. 76 Monitoring.Relays....................................................................78 Time.Relays.............................................................................79 Additional.Devices...................................................................83LOGO!.Logic.Module..............................................................85 . Fast.Bus.Busbar.Adapter.System............................................87 Review.Answers......................................................................89 Final.Exam...............................................................................90 quickSTEP.Online.Courses......................................................963

Introduction

Welcome.to.another.course.in.the.STEP.series,.Siemens. Technical.Education.Program,.designed.to.prepare.our. distributors.to.sell.Siemens.Energy.&.Automation.products. more.effectively..This.course.covers.Basics of Control Components.and.related.products. Upon.completion.of.Basics.of.Control.Components.you.will.be. able.to:

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•. •. •.State.the.purpose.and.general.principles.of.control. components.and.circuits State.the.difference.between.manual.and.automatic. control.operation Identify.various.symbols.which.represent.control. components Read.a.basic.line.diagram Describe.the.construction.and.operating.principles.of. manual.starters Describe.the.construction.and.operating.principles.of.magnetic.contactors.and.magnetic.motor.starters Identify.various.manual.starters.and.magnetic.motor. starters.and.describe.their.operation.in.a.control.circuit Explain.the.need.for.motor.overload.protection Describe.typical.motor.starting.methods Explain.the.need.for.reduced-voltage.motor.starting Describe.the.construction.and.operating.principles.of. lighting.and.heating.contactors. Describe.the.operating.principles.of.control.relays 4This.knowledge.will.help.you.better.understand.customer. applications..In.addition,.you.will.be.better.prepared.to.discuss. electrical.products.and.systems.with.customers..You.should. complete.Basics of Electricity.before.attempting.Basics of Control Components. If.you.are.an.employee.of.a.Siemens.Energy.&.Automation. authorized.distributor,.fill.out.the.final.exam.tear-out.card.and....