Megger SVERKER 750 Bedienungsanleitung

SVERKER

750/780

Relay

Test

Unit

User's

Manual

Megger*

Art

No.ZP-CD03E

Doc.

CD0795IE

V07

2013

Megger

SVERKER

750/780

Relay

Test

Unit

User's

Manual

NOTICE

PROPRIETARY

RIGHTS

Sweden

AB.All

rights

reserved.

ThecontentsofthismanualarethepropertyofMegger

Sweden

AB.Nopartofthisworkmaybereproducedor

transmitted

inany

form

anymeans,exceptaspermittedin

written

licenseagreement

with

Megger

Sweden

AB.Megger

Sweden

ABhasmadeeveryreasonable

attempt

toensurethecompletenessandaccuracyofthisdocument.However,the

information

containedinthismanualissubjecttochange

without

notice,anddoesnotrepresenta commitmentonthepartofMegger

Sweden

AB.Anyattachedhardwareschematicsandtechnical

descriptions,

orsoftwarelistingsthatdisclosesourcecode,arefor

informational

purposesonly.Reproductioninwholeorinparttocreate

working

hardwareorsoftwareforotherthanMegger

Sweden

ABproductsis

strictly

prohibited,

exceptaspermittedby

written

license

agreement

with

Megger

Sweden

AB.

TRADEMARK

NOTICES

Megger®

and

Programma®

aretrademarksregisteredintheU.S.andothercountries.Allotherbrandandproductnamesmentionedinthis

document

aretrademarksorregisteredtrademarksoftheirrespectivecompanies.

Megger

Sweden

ABiscertifiedaccordingtoISO9001and

14001.

Postal

address:Visitingaddress:

Megger

Sweden

ABMegger

Sweden

Box724Rinkebyvagen19

SE-182

DANDERYD

SE-182

DANDERYD

SWEDENSWEDEN

+468 51019500[email protected]mf f

F+468 51019595www.megger.com^ ^

CD0795IE

ZP-CD03E

SVERKER

750/780

Contents

Safety

Symbols

theinstrument

Safety

instructions

Introduction

2.1Applications

Otherapplications

2.2Design

and

construction

Description

3.1

General

SVERKER

750controlpanel

SVERKER

780controlpanel

3.2Currentsource

3.3Timer

Startconditions

Stopconditions

3.4Tripindicator

3.5Display

3.6Ammeter

voltmeter

3.7

Voltagesource

3.8Auxiliaryvoltagesource

3.9

Make/Break

contact

3.10Resistor

set

andcapacitor

3.11

Power

supply

3.12Computerinterface

.17

Control

panels

4.1Frontpanels

SVERKER

750

SVERKER

780

4.2Currentsource

4.3Timer

4.4Tripindicator

4.5Display

4.6Ammeter

voltmeter

4.7

Voltagesource

SVERKER

750

SVERKER

780

4.8Auxiliaryvoltagesource

4.9

Make/Break

contact

4.10Resistor

set

andcapacitor

4.11

Power

supply

4.12Other

Making

settings

the

display

5.1Introduction

5.2Buttonfunctions

5.3Directionindicator

5.4Themenusystem

5.5Testmode

5.6Injection

5.7Ammeter

5.8Voltmeter

5.9

O , (p, W ,

VA...(Extrameasurement)

5.10Timer

5.11Display

5.12

Off

delay

5.13

0-Level

filter

5.14

Save/Recall

5.15Remotecontrol

5.16Language

5.17

SW37

6How

operate

SVERKER

6.1

General

6.2Injectingcurrent

General

rules

Output

alarm

6.3Selectingthecorrectcurrentoutput

6.4Measuringcurrent

6.5Setting

the

desiredcurrent

6.6Findingpick-upanddrop-outlimitsforover

current/voltage/other

entityrelays

6.7Findingpick-up

and

drop-outlimitsforunder

current/voltage/other

entityrelays

6.8Measuringoperatingtimesforovercurrent/

voltage/otherentityrelays

6.9Measuringoperatingtimesforunder(cur-

rent/voltage/other

entity)relays

6.10Measuringvoltage

SVERKER

750/780

ZP-CD03E

CD0795IE

6.11Obtainingthecorrect

phase

anglewhen

two

outputs

are

beingused..45

6.12Generatinghighervoltages

6.13Setting

auxiliaryvoltage

6.14Testingvoltagerelays

bothpre-fault

and

fault

voltages

6.15Changingthecurrentandvoltage

phase

dif-

ference

SVERKER

750

SVERKER

780

6.16Measuring

the

phase

angle

6.17Measuringexternal

cycle

time(measure-

mentnotinitiated

bySVERKER)49

6.18Measuring

Z,R R,X,VA,VAR

and

COS

(p.49

6.19Plotting

magnetizationcurve

6.20Testing

automaticrecloser

6.21Measuringthe

trip

pulselength

6.22Injectingcurrent

Externalstart

Application

examples

7.1Testingvoltagerelays

7.2Testingover-currentrelays

7.3Testingdirectionalover-currentrelaysystems

ordirectionalground-fault(earth-fault)

relaysystems

SVERKER

780

SVERKER

750

7.4Testingpowerrelays

7.5Testingundervoltagerelays

Testhook-upand

initial

settings

7.6Testingmotoroverload

releases

andovercur-

rent

cut-outsthatgrant/denystartingper-

mission

7.7Testingfrequencyrelays

Troubleshooting

8.1

General

'.64

8.2Displayed

values

8.3Error

messages

etc65

Specifications

SVERKER

750/780

Specificationsextended

Maximumloadtimesfordifferentcurrents....

Thevoltageoutputs

thecurrentsource

Separate

voltagesource

Auxiliary

voltageoutput

Inputs

Make/Break

contact

Measurementsection

Extrameasurements

Other

Index

CD0795IE

ZP-CD03E

SVERKER

750/780

Safety

Symbols

onthe

instrument

Caution,refertoaccompanyingdocu-

ments.

Protectiveconductorterminal.

WEEE,

Waste

ElectricalandElectronic

Equipment.

Please

utilizeyourlocal

WEEE

collectionfacilitiesinthedispo-

sition

thisproductandotherwise

observeallapplicablerequirements.

Safety

instructions

Important

Read

andcomplywiththefollowingin-

structions.

Always

complywithlocalsafetyregula-

tions-

Warning

First

all,connectprotectiveearth

(ground).

Use

thegreen/yellowcable.

Never

connectthe

SVERKER

750/780

toan

externalvoltage

theprotectiveearth

(ground)

notconnected.

Always

usesafetyconnectingleads.

Always

turnthe

SVERKER

750/780off

beforeconnecting.

Generated

voltagesandcurrentsmay

harmful

theoperator

the

device

undertest.

The

SVERKER

750/780should

operated

only

fromthetype

powersource

indi-

cated

itsnameplate.

The

SVERKER

750/780

equippedwith

amainsplughaving

third

(earthing,

grounding)

pin.Thisplugwillonlyfitinto

anearthing/grounding-typepoweroutlet.

The

SVERKER

750/780mustnot

used

other

ways

thanstated

themanufac-

turer.

Never

spillwater

otherliquid

ofany

kind

the

SVERKER

750/780.

Unplugthe

SVERKER

750/780from

the

walloutletbeforecleaning.

Usea

damp

cloth

forcleaning.

not

use

liquidclean-

ers

aerosolcleaners.

Donot

use

auxiliaryequipmentnot

SVERKER

750/780

ZP-CD03E

CD0795IE

1SAFETY

recommended

the

SVERKER

750/780

manufacturersincethismay

cause

haz-

ards.

Donotattempt

servicethe

SVERK-

750/780yourself.Opening

removing

coversmayexposeyou

dangerousvolt-

ageandotherhazards.

Important

Foraddedprotectionduring

lightning

storm,

whenthe

SVERKER

750/780

isleftunattendedandunusedforlong

periods

time,unplug

fromthewall

outlet.

Thiswillpreventdamagedue

lightning

and

powerlinesurges.

Themaximumloadtimesdepends

onthe

usedcurrentvalue,

see

chapter

under

Specificationsextended.

If,forsomereason,youneed

return

your

SVERKER

750/780,

please

useei-

ther

theoriginaltransportbox

one

equivalentstrength.

CD0795IE

ZP-CD03E

SVERKER

750/780

INTRODUCTION

Introduction

2.1

Applications

SVERKER

750/780

intendedprimarilyfortesting

relayprotectionequipment,but

canalso

usedfor

manyotherpurposes.Virtuallyallsingle-phaserelay

protection

equipmentcan

tested,and

SVERK-

750/780canalsotestthree-phaserelayprotection

equipment

thatcan

testedphase

phase.Moreo-

ver,manyrelayprotectionsystemsthatrequirephase

shifting

canbe

tested.

Items

that

canbe

tested

using

SVERKER

750/780include:

Efficiencytests

Polarity(direction)tests

Type

relay

ANSI

standard

code

Overcurrentrelay

Inversetimeovercurrentrelay 51

Undercurrent

relay

Groundfaultrelay SON,51N

Directional

overcurrentrelay

Directional

groundfaultrelay 67N

Overvoltagerelay

Undervoltagerelay

Directional

powerrelay 32

Power

factorrelay 55

Differential

protection

(differential

circuit)

Distanceprotection

equipment

(phase

phase)

Negativesequenceovercurrent

relay

Motor

overloadprotection

51/66

Automatic

reclosingdevices

Tripping

relay

Voltageregulatingrelay

Underimpedancerelay 21

Thermalrelay

Time-delayrelay

Frequencyrelay

(SVERKER

780) 81

Other

applications

Plotting

excitationcurves

Current

andvoltage

transformation

ratiotests

Burdenmeasurementforrelayprotectionequipment

Impedancemeasurement

SVERKER

750/780

ZP-CD03E

CD0795IE

2.2

Design

and

construction

Thecurrentsource

built

into

SVERKER

canprovide

0-10

0-40

0-100

0-250

V ACor

0-300

DC.Timingandgeneration(output)can

carriedoutsimultaneously.

When

therelayprotection

equipment

trips,

bothoutputandtiming

are

inter-

rupted.

Note

The

current output

depends

on the

burden

the

relay (circuit).

This

means that

possible

get

high

output currents,

over

the

maxi-

mum

measurement range

250

There

also

separate

built-in

voltagesource

supplytherelayvoltageinput.

A20-220

V DC

voltagesource

used

provide

auxiliary

voltage.

Thequality

theoutputsignal

depending

onthe

quality

theinputvoltage.

themainvoltage

distorted

theoutputsignalwillalso

distorted.

However,

the

voltagesource

inSVERKER

780

fully

synthesizedbytheinstrumentsitselfandthere-

foreindependent

themainsinputvoltage.

SVERKERis

equippedwith

timer,ammeterand

voltmeter,

andtheseinstrumentscanalso

used

indicateresistance,impedance,

phase

angle,power

andpowerfactor.Moreover,theseinstrumentscan

usedformeasurements

externalcircuits.

Aset

resistorsand

capacitor

(SVERKER

750)

are

provided,

andtheycan

connectedintothecircuits

beingtested

provide

phase

shifts,fineadjustments

andthelike.

Amake/breakcontactcan

used

synchronize

othercircuitswithteststhatarebeingconducted.

SVERKER

settingsare

made

usingknobsandother

controlsonthecontrolpanel.Numerousotherset-

tings

can

made

viathedisplaywindow

built

into

thecontrolpanel.

CD0795IE

ZP-CD03E

SVERKER

750/780

DESCRIPTION

Description

3.1

General

Auxiliary

voltagesource

Thischapterpresents

generaldescription

ofSVERK-

andthe

types

functions

performs.

For

Make/Break

contact

Thischapterpresents

generaldescription

ofSVERK-

andthe

types

functions

performs.

For

more 9 Resistor

setand

capacitor

detaileddescriptions,please

see

Chapters

and

Power

supply

11 Computerinterface

SVERKER

750

control

panel

12 Startswitch

13 Mainknob

T°~*r|'

• • • •

SVERKER

780

control

panel

Currentsource

Timer

Trip

indicator

4 Display

Ammeter

voltmeter

6 ACvoltagesource

J I SVERKER

750/780

ZP-CD03E

CD0795IE

3DESCRIPTION

3.2

Current

source

Themainsource

built

into

SVERKER

can

pro-

vide0-100

0-40

0-10

0-250

V ACor

0-300

DC,

depending

whichoutput

used.

arule,thiscurrentsource

used

providesimulated

sudden-changefaultconditions

forthe

objectbeing

tested.

Values

areset

using

the

mainknob

the

control

panel.Current,voltage

and

othersettingsappear

the

display.

See

section

headed

"Ammeter

and

voltmeter".

Generation

turned

andoff

using

the

startswitch

which

has

fourpositions

Indication

State

Used

ON+TIME

Currentsource

activated

until

the

objectbeingtested

hasoperated.

The

time

thendis-

played,whereupon

SVERKER

returns

automatically

tothe

OFF

mode*.

Measure

operatingtimes

for

over-current/voltage/

otherentityrelays.

OFF

Currentsource

turned

off.

Turn

offthe

current

source.

ON Currentsource

turned

(acti-

vated).

Make

settings

and

find

pick-up

drop-out

limits.

OFF+TIME

Currentsource

turned

off.

When

theobjectbeing

tested

has

oper-

ated,

the

time

dis-

played,whereupon

SVERKER

returns

automatically

tothe

OFF

mode.

Measure

operatingtimes

for

under-current/volt-

age/otherentityrelays.

When

trip

occurs,generation

interruptedafter

number

mainscycles.Thisdelaysimulates

the

circuitbreaker'sbreaking

time.

The

length

delay

can

besetby

the

user.

Anindicatorlamp

the

right

theset

resistors

islightedduringgeneration.Generationstart-up

synchronizedwith

the

mains,thuseliminatinginaccu-

racies

the

testresultsattributable

the

instant

which

the

startswitch

activated.

There

area

number

differenttypes

generation,

andthey

are

selected

via

the

displaywindow(Chapter

Type

generation

Explanation

Generationthatcontin-

ues

until

the

objectbeing

testedtrips

Generationcontinues

until

the

timer

stops.

Momentary(manually-

controlled)

generation Thispermits

the

user

provide

brief,

manually-controlledgenera-

tion

that

interruptedimmediately

when

the

startswitch

released.

Time-limited

generation Here,

you

canseta

maximumtime

for

generation.

When

expires,

generation

interruptedimmedi-

ately.

Restarted

generation

(used

testautomaticreclosing

devices)

You

canset

the

SVERKERso

that

generationwill

restarted(start

again)when

the

timerstartinput

isactivated.Thisfeature

used

testautomaticreclosingdevices.

CD0795IE

ZP-CD03E

SVERKER

750/780

Andere Handbücher für SVERKER 750

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