Advertisement
Instruction Booklet IB48066
Instructions for Installation, Operation and Maintenance
of the Ampgard 720A Reduced Voltage Soft Starter
Effective November 2010
Contents
Description
Purpose. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
1 .1.Basic.Description.of.a.Single.Unit . . . . . . . . . 2
1 .2.Main.Cell . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1 .3.Bypass.Cell. . . . . . . . . . . . . . . . . . . . . . . . . . . 4
1 .4.RVSS.Cell. . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
.
Page
Advertisement
Table of Contents
Related Manuals for Eaton Ampgard 720A
Summary of Contents for Eaton Ampgard 720A
- Page 1 Instruction Booklet IB48066 Effective November 2010 Instructions for Installation, Operation and Maintenance of the Ampgard 720A Reduced Voltage Soft Starter Contents Description Page Purpose. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Introduction.
- Page 2 Instruction.Booklet.IB48066 Instructions for Installation, Operation and Maintenance of the Ampgard 720A Reduced Voltage Soft Starter Effective November 2010 Read and understand these instructions before attempting any Section 1: Introduction installation, operation or maintenance of the Ampgard Reduced 1.1 Basic Description of a Single Unit Voltage Soft Starter. This equipment shall be installed and serviced only by qualified The.Ampgard.RVSS.is.designed.to.start.medium.voltage.motors. electrical personnel. at.reduced.voltages.with.specific.ramp.times.and.amperages ...An. individual.unit.is.72.in.wide.x.30.in.deep.and.92.in.tall,.including.the. Retain this document for future use. main.bus ...An.additional.structure.for.incoming.line.cables.may.also. be.supplied ...The.left.structure.is.referred.to.as.the.main.structure. DANGER and.the.right.structure.is.the.RVSS.cell ...The.upper.portion.of.the.
- Page 3 Instructions for Installation, Operation and Maintenance Instruction.Booklet.IB48066 of the Ampgard 720A Reduced Voltage Soft Starter Effective November 2010 1.2 Main Cell The.following.components.are.located.on.the.front.of.the.low.volt- age.door.of.the.main.cell ..(See.Fig. 3) The.upper.cell.consists.of.a.full.voltage.starter.with.a.non-load. Bypass.Mode.LED.–.After.the.motor.is.started.and.reaches. break.isolation.switch,.medium.voltage.current.limiting.fuses,.an.SL. • speed,.the.bypass.contactor.closes.to.bypass.the.SCRs.in.the. contractor,.and.current.transformers ...The.low.voltage.control.com- soft.starter ...The.Bypass.Mode.Indicating.Light.will.illuminate. partment.is.located.on.the.front.of.the.medium.voltage.door ...(See. when.the.SCRs.are.bypassed .. Fig. 2.)..Refer.to.IB48043.(Instructions.for.Ampgard.720A.Ampere. Medium.Voltage.Starter).for.operating.and.maintenance.instructions. RVSS.Fault.LED.–.In.the.event.of.a.soft.starter.failure,.the.RVSS. • on.the.main.cell .
- Page 4 Instruction.Booklet.IB48066 Instructions for Installation, Operation and Maintenance of the Ampgard 720A Reduced Voltage Soft Starter Effective November 2010 1.3 Bypass Cell 1.4 RVSS Cell The.bypass.cell.consists.of.an.SL.contactor.which.is.used.to.bypass. The.right.side.cell.houses.the.Ampgard.RVSS.assembly ..The.RVSS. the.SCRs.in.the.soft.starter.when.the.motor.reaches.full.speed .. cell includes a medium voltage door with an interlock tab ..This There.is.an.interlock.tab.that.prevents.this.cell.door.from.being. feature.prevents.access.to.the.RVSS.cell.until.the.isolation.switch.
- Page 5 Instructions for Installation, Operation and Maintenance Instruction.Booklet.IB48066 of the Ampgard 720A Reduced Voltage Soft Starter Effective November 2010 A.second.low.voltage.compartment.door.is.located.on.the.front.of. Section 2: Operation the.RVSS.medium.voltage.door ..The.keypad.operator.interface.is. located.on.the.front.of.the.low.voltage.door.and.is.used.to.configure. WARNING the.RVSS ..Refer.to.DEH41021.(Medium.Voltage.Solid.State.OEM. Soft.Starter.Manual).for.details.on.operating.the.keypad ..(See.Fig. 7.) BARRIERS MUST BE INSTALLED BEFORE ENERGIZING STARTER. FAILURE TO INSTALL BARRIERS CAN RESULT IN EQUIPMENT FAILURE, SERIOUS INJURY, OR DEATH. Starters.are.shipped.from.the.factory.with.barriers.installed.as. shown.in.Fig. 5 .. Refer.to.the.schematic.in.Fig. 10.for.the.following.description.of. operation ..The.Ampgard.RVSS.includes.a.main.isolation.contactor.M.
- Page 6 Instruction.Booklet.IB48066 Instructions for Installation, Operation and Maintenance of the Ampgard 720A Reduced Voltage Soft Starter Effective November 2010 Figure 9. Ampgard RVSS Arrangement EATON CORPORATION www.eaton.com...
- Page 7 Instructions for Installation, Operation and Maintenance Instruction.Booklet.IB48066 of the Ampgard 720A Reduced Voltage Soft Starter Effective November 2010 Figure 10. Ampgard RVSS Typical Schematic EATON CORPORATION www.eaton.com...
- Page 8 Instruction.Booklet.IB48066 Instructions for Installation, Operation and Maintenance of the Ampgard 720A Reduced Voltage Soft Starter Effective November 2010 This.instruction.booklet.is.published.solely.for.information.purposes. and.should.not.be.considered.all-inclusive ...If.further.information.is. required,.you.should.consult.an.authorized.Eaton.sales.representa- tive . The.sale.of.the.product.shown.in.this.literature.is.subject.to.the. terms.and.conditions.outlined.in.appropriate.Eaton.selling.policies. or.other.contractual.agreement.between.the.parties ...This.literature. is.not.intended.to.and.does.not.enlarge.or.add.to.any.such.contract ... The.sole.source.governing.the.rights.and.remedies.of.any.purchaser. of.this.equipment.is.the.contract.between.the.purchaser.and.Eaton . NO.WARRANTIES,.EXPRESSED.OR.IMPLIED,.INCLUDING. WARRANTIES.OF.FITNESS.FOR.A.PARTICULAR.PURPOSE.OR. MERCHANTABILITY,.OR.WARRANTIES.ARISING.FROM.COURSE. OF.DEALING.OR.USAGE.OF.TRADE,.ARE.MADE.REGARDING. THE.INFORMATION,.RECOMMENDATIONS,.AND.DESCRIPTIONS. CONTAINED.HEREIN ...In.no.event.will.Eaton.be.responsible.to.the.
Need help?
Do you have a question about the Ampgard 720A and is the answer not in the manual?
Questions and answers