Kyoritsu 8127 Manual

Kyoritsu Måling 8127

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Side 1/1

INSTRUCTIONMANUAL

POWERCLAMPSENSOR

POWER CLAMP SENSOR

Series

MODEL 8124/8125/8126/8127

MODEL

8127

MODEL

8126

MODEL

8125

MODEL

8124

KYORITSU ELECTRICAL INSTRUMENTS WORKS, LTD.,

TOKYO, JAPAN

1. Safety warnings

○

This instrument has been designed, manufactured and

tested according to IEC

61010

: Safety requirements for

ElectronicMeasuringapparatus,anddeliveredinthebest



condition after passing quality control tests. This

instruction manual containswarnings and safety rules

which have to be observed by the user to ensure safe

operationof the instrument andto maintain itin safe

condition. Therefore, read through these operating

instructionsbeforeusingtheinstrument.



WARNING

●

Read through and understand instructions contained

inthismanualbeforeusingtheinstrument.

●

Keep the manual at hand to enable quick reference

whenevernecessary.

●

The instrument is to be used only in its intended

applications.

Theoperating instructions described inthe manual

mustbeobserved.

●

Understand and follow all the safety instructions

containedinthemanual.Itisessentialthattheabove

instructions are adhered to. Failure to follow the

aboveinstructionsmaycauseinjuryandorinstrument

damage. Kyoritsu is by no means liable for any

damageresultingfromtheinstrument incontradiction

tothiscautionarynote.

○

The symbol

 indicated on the instrument, means that

theusermustrefertotherelatedpartsinthemanualfor

safeoperationoftheinstrument.Itisessentialtoreadthe

instructions wherever the

 symbol appears in the

manual.



DANGER　

is reserved for conditions and actions

thatarelikelytocauseseriousorfatal

injury.



WARNING

is reserved for conditions and actions

thatcancauseseriousorfatalInjury.



CAUTION　

is reserved for conditions and actions

t h a t c a n  c a u s e m i n o r  i n j u r y o r

instrumentdamage.



DANGER

●

Never make measurement on a circuit in which

the electrical potential exceeds AC

300

V using

MODEL

8127

 and AC

600

V using MODEL

8124

,

8125



and

8126

●

Donot make measurement whenthunderrumbling.

If the instrument is in use, stop the measurement

immediately and remove the instrument from the

measuredobject.

●

Donotattempttomakemeasurementinthepresence

of flammable gasses. Otherwise, the use of the

instrumentmaycausesparking,whichcanleadtoan

explosion.

●

The transformer jaws are madeof metal and their

tips are not completely insulated. Be especially

careful about the possible shorting where the

measuredobjecthasexposedmetalparts.

●

Neverattempttousetheinstrumentifit

′

ssurfaceor

yourhandarewet.

●

Do not exceed the maximum allowable input of any

measuringrange.



WARNING

●

Never attempt to make any measurement, if any

abnormalconditions are noted, suchas broken case,

andexposedmetalparts.

●

Do n o t  i n stall s ubsti t u t e  p a rts o r  m a k e an y

modification to the instrument. Return the instrument

to the distributor from who you purchased this

instrument for repair or re-calibration in case of

suspectedfaultyoperation.

●

Alwayskeepyourfingersandhandsbehindthebarrier

ontheinstrumenttoavoidthepossibleshockhazard.



CAUTION

●



Donotsteponorpinchthecordtopreventthejacket



ofcordfrombeingdamaged.

●

Theoutput connector shall beremoved orconnected

without clamping a conductor. Otherwise, it may

causeafailure.

●

Do notexpose the instrument to direct sunlight,high

temperatures,humidityordew.

●

Never give shocks, such as vibration or drop, which

maydamagetheinstrument.

●

Use a damp cloth and detergent for cleaning the

instrument.Donotuseabrasivesorsolvents.

Safety symbols

Refertotheinstructionsinthemanual.



Indicates a Instrument with double or reinforced

insulation

Indicatesthatthisinstrumentcanclamponbare

conductors.

〜

IndicatesAC

○

MeasurementCategory



To ensure safe operation of measuring instruments, IEC

61010

 establishessafety standards for various electrical

environ-ments, categorized as O to CAT IV, and called

measurement categories. Higher-numbered categories

correspond to electrical environments with greater

momentaryenergy,soameasuringinstrumentdesignedfor

CATIIIenvironmentscanenduregreatermomentaryenergy

thanonedesignedforCATII.

O :Circuits which arenot directly connected to the

mainspowersupply.

CATII :ElectricalcircuitsofequipmentconnectedtoanAC

electricaloutletbyapowercord.

CATIII:Primary electrical circuits of the equipment

connected directly to the distribution panel, and

feedersfromthedistributionpaneltooutlets.

CATIV:The circuit from the service drop to the service

entrance, and to the power meter and primary

overcurrentprotectiondevice(distributionpanel).

O: Device which is

not directly

connected to the

mains power supply

2. Features

●

ThisisaclampsensorforourPowermeter.

●

Designed to international safety standard

IEC

61010

032

 CATIIIPollutionDegree

3. Instrument layout

TransformJaws

Barrier

Trigger

Cable

Outputconnector

Barrier:It is a part providing protection against

electricalshockandensuringtheminimum

requiredairandcreepagedistances.

4. Din plug pin assignment

:GNDpin

:Outputsignalpin

,

and

:Nouse

*Above figure shows the pin assignment seeing the

Clampsensorfromoutputconnectorpart. Thefigure

of the pin assignment of connection terminal is

symmetricaltoabovefigure.

6. Operating instructions



DANGER

●

Never make measurement on a circuit in which the

electricalpotential exceeds AC

300

Vusing MODEL

8127



andAC

600

VusingMODEL

8124

,

8125

and

8126

inorder

toavoidpossibleshockhazard.

●

The transformer jaws are made of metal and their tips

are not completely insulated. Be especially careful

aboutthepossibleshorting wherethemeasured object

hasexposedmetalparts.



CAUTION

●

Take sufficient care to avoid shock, vibration or

excessive force when handling the instrument.

Otherwise, precisely adjusted transformer jaws will be

damaged.

●

When transformer jaws do not fully close, never try to

close them byforce, but make them free to move and

try again. If a foreign substance is stuck in the jaw

tips,removeit.

●

When making current measurements, keep the

transformerjawsfullyclosed.

Otherwise, accurate measurements cannot be taken.

Maximumconductorsizeisasfollows.

MODEL

8124

:

mmindiameter

MODEL

8125

/

8126

:

mmindiameter

MODEL

8127

:

mmindiameter

●

Hold the inserting part (except for the cable) and

disconnect the Outputconnector from the measuring

instrumentsoasnottocauseabreakinthecord.

Measurementprocedures

(

)Connect the Output connector to the Input terminal of

themeasuringinstrument.

(

)Press the Trigger to open the transformer jaws and

clampontooneconductor.

Inthiscase,themeasuredconductorshallbeatthecenter

ofthejaws.

When connecting asensorwith a Power meter (our

Power meter, MODEL

6300

, etc.) match the arrow

mark(Powersourcetoload), whichis indicatedonthe

transformer jaws, with the current flowing direction in

order tosynchronize the phases of measured current

andoutputvoltage.

(

)Ensure that the tips of transformer jaws are firmly

closed.

Conductor

Load

Current direction

arrow

Power

source

SettingforPowermeter



When using any of these sensors with KEW

6305

 or

6315

,please refer to the instruction manual, eitherof

which you're using, and carefully check sensor type

settingsandavailablecurrentranges.

This  instrument sat isfies the marking

requirement defined in the WEEE Directive

(

2002

/EC). This symbol indicates separate

collection for electrical and electronic

equipment.

1640

DISTRIBUTOR

Kyoritsu reserves the rights to change specifications or designs

describedinthismanualwithoutnoticeandwithoutobligations.

Model

8124 8125 8126 8127

Ratedvoltage AC

1000

Arms(

1414

Apeak) AC

500

Arms(

707

Apeak) AC

200

Arms(

283

Apeak) AC

100

Arms(

141

Apeak)

Outputvoltage AC

〜

500

(AC

500

mV/AC

1000

A):

mV/A

〜

500

(AC

500

mV/AC

500

A):

mV/A

〜

500

(AC

500

mV/AC

200

A):

mV/A

〜

500

(AC

500

mV/AC

100

A):

mV/A

Measuringrange AC

〜

1000

A AC

〜

500

A AC

〜

200

A AC

〜

100

Accuracy

(Input:sinewave)

%rdg

mV(

Hz)

%rdg

mV(

〜

kHz)

%rdg

mV(

Hz)

%rdg

mV(

〜

kHz)

%rdg

mV(

Hz)

%rdg

mV(

〜

kHz)

%rdg

mV(

Hz)

%rdg

mV(

〜

kHz)

Phasecharacteristics

degwithin(at

〜

1000

A/

〜

Hz)

degwithin(at

〜

500

A/

〜

Hz)

degwithin(at

〜

200

A/

〜

Hz)

degwithin(at

〜

100

A/

〜

Hz)

Temperature&humidityrange

(Guaranteedaccuracy)

℃

,relativehumidity:

%orless(nocondensation)

Operatingtemperaturerange

〜

℃

,relativehumidity:

%orless(nocondensation)

Storagetemperaturerange

〜

℃

,relativehumidity:

%orless(nocondensation)

Maximumpermissibleinput

1000

Armscontinuous(

Hz)

500

Armscontinuous(

Hz) AC

200

Armscontinuous(

Hz) AC

100

Armscontinuous(

Hz)

Output

impedance

Approx.

Locationforuse Altitudeupto

2000

m,Indoors

Applicable

standards

IEC

61010

,IEC

61010

032

MeasurementCAT

Ⅲ

(

600

Vrms)

Pollutiondegree

IEC

61326

(EMC)

IEC

61010

,IEC

61010

032

MeasurementCAT

Ⅲ

(

300

Vrms)

Pollutiondegree

IEC

61326

(EMC)

Environmental

standards

EURoHSDirectivecompliant

Withstand

voltage

5160

Vrms(

Hz)for

sec.

betweenJawandenclosure

betweenenclosureandoutputterminal

betweenJawandoutputterminal

3470

Vrms(

Hz)for

sec.

betweenJawandenclosure

betweenenclosureandoutputterminal

betweenJawandoutputterminal

Insulation

resistance

orgreaterat

1000

betweenJawandenclosure

betweenenclosureandoutputterminal

betweenJawandoutputterminal

ConductorSize

Approx.

mmindiameter(max.) Approx.

mmindiameter(max.)

Dimension

186

(L)

129

(W)

(D)

128

(L)

(W)

(D)

128

(L)

(W)

(D)

100

(L)

(W)

(D)

Cablelength Approx.

Outputterminal MINIDIN

Weight Approx.

510

g Approx.

260

g Approx.

260

g Approx.

160

Accessories Instructionmanual

Cablemarker

Option MODEL

7146

（

Banans

adjusterplug

）

MODEL

7147

（

Extensioncable

）

5. Specifications

Produkt Specifikationer

Mærke:	Kyoritsu
Kategori:	Måling
Model:	8127

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