ABB CO Manuale utente

Instruction

Leaflet

IIII

ABB

Power

Company

Inc

Relay

Divisions

Coral

Springs

33065

103

Type

Circuit

Opening

Overcurrent

Relay

Effective

May

1984

Supersedes

103

Dated

June

1976

Denotes

Change

Since

Issue

CAUTION

ELECTROMAGNET

Before

putting

relays

into

service

remove

all

blocking

which

may

have

been

inserted

for

the

purpose

securing

the

parts

during

shipment

make

sure

that

all

moving

parts

operate

freely

inspect

the

contacts

see

that

they

are

clean

and

properly

and

operate

the

relay

check

the

settings

and

electrical

connections

The

electromagnets

for

the

types

and

relays

have

main

tapped

coil

located

the

center

leg

“

type

laminated

structure

that

produces

flux

which

divides

and

returns

through

the

outer

legs

shading

coil

causes

the

flux

through

the

left

leg

lag

the

main

pole

flux

The

out

phase

fluxes

thus

produced

the

air

gap

cause

contact

closing

torque

APPLICATION

The

electromagnets

for

the

types

and

relays

have

main

coil

consisting

tapped

primary

winding

and

secondary

winding

Two

identical

coils

the

outer

legs

the

lami

nation

structure

are

connected

the

main

coil

secondary

manner

that

the

combination

all

the

fluxes

produced

the

electromagnet

result

out

phase

fluxes

the

air

gap

The

out

phase

air

gap

fluxes

produced

cause

con

tact

closing

torque

These

induction

overcurrent

relays

are

used

disconnect

circuits

apparatus

when

the

current

them

exceeds

given

value

When

suitable

station

battery

available

the

circuit

opening

type

relay

conjunction

with

series

trip

coil

used

trip

the

circuit

breaker

CONTENTS

This

instruction

leaflet

applies

the

following

types

circuit

opening

relays

ION

CONTACTOR

SWITCH

(

)

Type

Short

Time

Relay

Type

Long

Time

Relay

Type

Definite

Minimum

Time

Relay

Type

Moderately

Inverse

Time

Relay

Type

Inverse

Time

Relay

Type

Very

Inverse

Time

Relay

Type

Extremely

Inverse

Time

Relay

This

switch

small

solenoid

switch

whose

coil

energized

from

small

transformer

connected

the

main

current

circuit

cylin

drical

plunger

operates

spring

leaf

arm

with

silver

contact

surface

one

end

and

rigidly

fixed

the

frame

the

other

end

The

overcurrent

unit

contacts

are

the

con

tactor

switch

coil

circuit

and

when

they

the

solenoid

plunger

moves

upward

open

the

ion

contacts

which

normally

short

circuit

the

trip

coil

These

contacts

are

able

transfer

the

heavy

current

due

short

circuit

and

permit

this

cur

rent

energize

the

breaker

trip

coil

CONSTRUCTION

AND

OPERATION

The

type

relays

consist

overcurrent

unit

(

)

ion

contactor

switch

(

)

eration

indicator

(

)

and

indicating

instan

taneous

trip

(

IIT

)

when

required

All

possible

contingencies

which

may

arise

during

installation

operation

maintenance

and

all

details

and

variations

this

equipment

not

purport

covered

these

instructions

further

information

desired

purchaser

regarding

this

particular

installation

operation

maintenance

this

equipment

the

local

ABB

Power

Inc

representative

should

contacted

Printed

Courtesy of NationalSwitchgear.com

103

INTfMAl

SCHEMATIC

INTIMIAL

SCHEMATIC

COHTACTOR

ITCH

CORTACTCW

SHI

TCM

ORERATIOR

IREMCATOR

CURRERT

TRAMSF

HIM

OPERATION

IMDlCATOR

All

CURRERT

niAASF

PRIMARY

CJAREAT

TRARSf

SECOROARI

AUI

CURRENT

TRAHSf

OARY

•

HDICATIMJ

TANTAHEOUS

TRIP

UNIT

;

RDUTlOR

UNIT

IROUCTIOM

WRIT

TCO

CHASSIS

optuno

SHORT

„

WITCH

CHASSIS

OPERATED

SHORTI

SRITCK

••

0990990

999

9.9

TEST

StlTCn

TEST

ITCH

CURREHT

TEST

JACK

)

CURREaT

TCIT

JACI

©©

TERMINAL

TERMIHAk

FROHT

VICK

FHOHT

VIEW

Sub

183

055

Sub

183

ROH

TERM

AMO

ARE

JUMPERED

RELAY

CASE

ROTE

TERM

AMD

ARE

JUMPERED

RELAY

CASE

Internal

Schematic

the

Circuit

Opening

Type

Relay

with

Indicating

Instantaneous

Trip

Type

Case

Fig

Internal

Schematic

the

Circuit

Opening

Type

Relay

Type

Case

Fig

OPERATION

INDICATOR

(

)

CHARACTERISTICS

The

operation

indicator

small

clapper

type

device

magnetic

armature

attracted

the

magnetic

core

upon

energization

the

switch

When

the

switch

closes

two

fingers

the

arma

ture

deflect

spring

located

the

front

the

switch

which

allows

the

operation

indicator

target

drop

The

relays

are

available

the

following

current

range

TAPS

RANGE

1 2

The

front

spring

addition

holding

the

target

provides

restraint

for

the

armature

and

thus

controls

the

pickup

value

the

switch

The

circuit

opening

relay

recommended

only

the

ampere

range

lower

range

not

desirable

because

the

burden

low

range

trip

coil

too

heavy

the

current

transformer

One

trip

coil

required

for

each

relay

INDICATING

INSTANTANEOUS

TRIP

UNIT

(

IIT

)

The

burden

the

auxiliary

current

trans

former

amps

4.6

with

contacts

IIT

closed

and

5.7

with

contacts

open

The

instantaneous

trip

unit

small

oper

ated

clapper

type

device

magnetic

armature

which

leaf

spring

mounted

contacts

are

attached

attracted

the

magnetic

core

upon

energiza

tion

the

switch

When

the

switch

closes

the

moving

contacts

bridge

two

stationary

contacts

completing

the

trip

circuit

Also

during

the

eration

two

fingers

the

armature

deflect

spring

located

the

front

the

switch

which

allows

the

operation

indicator

target

drop

The

time

current

characteristics

are

shown

Figs

These

characteristics

give

the

con

tact

closing

time

for

the

various

time

dial

settings

when

the

indicated

multiples

tap

value

current

are

applied

the

relay

core

screw

accessible

from

the

top

the

switch

provides

the

adjustable

pickup

range

Courtesy of NationalSwitchgear.com

103

ENERGY

REQUIREMENTS

TYPE

RELAY

HERTZ

VOLT

AMPERES

(

FOR

)

TIMES

TAP

VALUE

CURRENT

(

0.88

)

TIMES

TAP

VALUE

CURRENT

(

0.9

)

TIMES

TAP

VALUE

CURRENT

(

0.91

)

CONTINUOUS

RATING

TAP

(

AMPERES

)

ONE

SECOND

RATING

(

AMPERES

)

POWER

FACTOR

ANGLE

TAP

VALUE

CURRENT

(

0.86

)

AMPERE

RANGE

39.6

256

760

0.5

0.91

4.8

0.6

39.8

270

851

0.96

4.9

5.0

42.7

0.8

1.18

308

1024

1220

1740

0.5

2.5

5.3

45.4

348

1.0

1.37

6.2

54.4

435

1.5

1.95

7.2

65.4

2.24

580

2.0

2280

2850

7.9

73.6

700

2.5

2.50

5.04

38.7

262

2.0

3.1

800

5.13

39.8

920

2.5

280

4.0

110

5.37

3.0

110

42.8

312

4.4

1008

3.5

5.53

4.8

110

42.8

329

1120

5.72

4.0

5.2

46.0

360

1216

5.90

50.3

5.0

5.6

420

1500

6.0

6.54

6.0

54.9

474

1800

4.92

4.0

7.3

230

39.1

268

848

5.0

5.20

8.0

42.0

305

230

1020

6.0

8.8

5.34

230

44.1

330

1128

7.0

9.6

5.35

45.8

1260

230

364

8.0

49.9

10.4

230

5.86

400

1408

10.0

11.2

230

55.5

470

1720

6.6

62.3

12.0

230

7.00

528

2064

Thermal

capacities

for

short

times

other

than

one

second

may

calculated

the

basis

time

being

inversely

proportional

the

square

the

current

Degrees

current

lags

voltage

tap

value

current

Voltages

taken

with

Rectox

type

voltmeter

•

Courtesy of NationalSwitchgear.com

103

ENERGY

REQUIREMENTS

LONG

TIME

AND

DEFINITE

MINIMUM

TIME

RELAYS

HERTZ

VOLT

AMPERES

(

FOR

)

TIMES

TAP

VALUE

CURRENT

(

0.9

)

TIMES

TAP

VALUE

CURRENT

(

0.91

)

TIMES

TAP

VALUE

CURRENT

(

0.88

)

CONTINUOUS

RATING

TAP

(

AMPERES

)

ONE

SECOND

RATING

(

AMPERES

)

POWER

FACTOR

ANGLE

TAP

VALUE

CURRENT

(

0.86

)

AMPERE

RANGE

(

0.5

20.6

3.92

103

270

2.7

(

0.6

3.96

20.7

106

3.1

288

(

0.8

3.7

3.96

114

325

0.5

2.5

(

1.0

4.07

21.4

122

4.1

360

0.5

4.19

23.2

147

5.7

462

(

2.0

24.9

4.30

168

548

6.8

(

2.5

4.37

26.2

180

7.7

630

230

(

3.88

110

308

230

(

2.5

21.6

8.8

3.87

118

342

230

(

9.7

22.1

3.93

126

381

230

(

3.5

10.4

23.1

4.09

136

417

230

(

11.2

23.5

4.08

144

448

230

(

12.5

4.20

24.8

162

540

230

(

13.7

26.5

4.38

183

624

460

(

4.00

22.4

126

376

460

(

18.8

23.7

4.15

143

450

460

(

19.3

4.32

25.3

162

531

460

(

20.8

4.35

26.4

183

611

460

(

22.5

27.8

4.40

4.60

204

699

460

30.1

247

880

460

(

4.92

35.6

288

1056

MODERATELY

INVERSE

TIME

RELAY

HERTZ

VOLT

AMPERES

(

FOR

)

TIMES

TAP

VALUE

TAP

VALUE

CURRENT

(

0.88

)

TIMES

TAP

VALUE

CURRENT

(

0.91

)

ONE

SECOND

RATING

(

AMPERES

)

POWER

FACTOR

ANGLE

TAP

VALUE

CURRENT

(

0.86

)

CONTINUOUS

RATING

(

AMPERES

)

AMPERE

RANGE

(

0.9

)

TAP

(

0.5

2.7

3.88

20.7

103

278

(

0.6

20.9

3.1

3.93

107

288

(

0.8

3.7

3.93

21.1

320

114

0.5

2.5

(

1.0

21.6

356

4.00

122

4.1

(

1.5

5.7

22.9

4.08

148

459

(

2.0

4.24

24.8

174

552

6.8

(

2.5

7.7

4.38

25.9

185

640

230

(

4.06

21.3

111

306

(

2.5

230

8.8

4.07

21.8

120

342

(

9.7

230

4.14

22.5

366

129

(

3.5

230

10.4

4.34

23.4

141

413

(

11.2

230

23.8

149

4.34

448

(

12.5

230

25.2

530

4.40

163

(

13.7

230

4.62

624

183

460

(

4.24

22.8

392

129

(

460

18.8

4.30

24.2

149

460

(

19.3

460

4.62

25.9

168

540

(

460

20.8

4.69

27.3

187

626

(

22.5

460

4.80

29.8

688

211

(

460

5.20

860

260

(

460

5.40

37.5

1032

308

Thermal

capacities

for

short

times

other

than

one

second

may

calculated

the

basis

time

being

inversely

proportional

the

square

the

current

Degrees

current

lags

voltage

tap

value

current

Voltages

taken

with

Rectox

type

voltmeter

Courtesy of NationalSwitchgear.com

103

ENERGY

REQUIREMENTS

INVERSE

TIME

AND

VERY

INVERSE

TIME

RELAYS

HERTZ

VOLT

AMPERES

(

FOR

)

TIMES

TAP

VALUE

CURRENT

(

0.91

)

TIMES

TAP

VALUE

CURRENT

(

0.9

)

TIMES

TAP

VALUE

CURRENT

(

0.88

)

CONTINUOUS

RATING

TAP

(

AMPERES

)

ONE

SECOND

RATING

(

AMPERES

)

POWER

FACTOR

ANGLE

TAP

VALUE

CURRENT

(

0.86

)

AMPERE

RANGE

2.38

350

132

(

0.5

2.7

2.38

365

134

(

0.6

3.1

2.40

142

400

21.1

(

0.8

3.7

2.42

0.5

2.5

150

440

21.2

4.1

(

1.0

2.51

530

170

(

1.5

5.7

2.65

23.5

200

675

6.8

(

2.0

2.74

24.8

800

228

(

2.5

7.7

2.38

136

360

230

(

2.40

21.1

142

395

230

(

2.5

8.8

2.42

430

230

149

9.7

(

21.5

2.48

470

157

230

(

3.5

10.4

2.53

500

230

22.7

164

11.2

(

2.64

580

12.5

230

180

(

2.75

198

660

230

25.2

(

13.7

2.38

21.3

146

420

460

(

2.46

21.8

158

480

(

460

18.8

2.54

172

550

460

22.6

(

19.3

2.62

190

620

460

23.6

(

20.8

2.73

700

207

22.5

460

24.8

(

3.00

248

850

460

27.8

(

3.46

292

1020

460

(

31.4

TYPE

RELAY

HERTZ

VOLT

AMPERES

(

FOR

)

TIMES

TAP

VALUE

CURRENT

(

0.91

)

TIMES

TAP

VALUE

TAP

VALUE

CURRENT

(

0.9

)

POWER

FACTOR

ANGLE

TAP

VALUE

CURRENT

(

0.86

)

CONTINUOUS

RATING

(

AMPERES

)

ONE

SECOND

RATING

(

AMPERES

)

AMPERE

RANGE

CURRENT

(

0.88

)

TAP

250

0.5

1.7

0.72

6.54

71.8

75.0

267

0.6

1.9

0.75

6.80

298

0.8

2.2

0.81

7.46

84.0

0.5

2.5

1.0

3.5

8.30

330

0.89

93.1

411

1.5

3.0

1.13

10.04

11.95

13.95

115.5

136.3

160.0

2.0

502

3.5

1.30

3.8

2.5

610

1.48

7.0

230

2.0

0.73

6.30

264

74.0

7.8

2.5

230

78.5

285

0.78

7.00

8.3

230

3.0

309

0.83

7.74

84.0

9.0

230

3.5

89.0

340

0.88

8.20

10.0

230

4.0

372

0.96

9.12

102.0

109.0

129.0

5.0

11.0

230

9.80

430

1.07

230

6.0

12.0

1.23

11.34

504

460

0.79

4.0

7.08

78.4

296

460

5.0

0.89

8.00

90.0

340

460

378

6.0

1.02

101.4

110.0

124.8

131.6

180.0

9.18

7.0

460

1.10

10.00

454

8.0

460

1.23

480

11.1

460

600

1.32

14.9

10.0

460

720

1.8

16.3

12.0

Thermal

capac

ities

for

short

times

other

than

one

second

may

calaculated

the

basis

time

being

inversely

proportional

the

square

the

current

Degrees

current

lags

voltage

tap

value

current

Voltages

taken

with

Hectox

type

voltnte

ter

Courtesy of NationalSwitchgear.com

•

103

Fig

Typical

Time

Curve

the

Type

Relay

Courtesy of NationalSwitchgear.com

103

Fig

Typical

Time

Curve

the

Type

Relay

Courtesy of NationalSwitchgear.com

103

Fig

Typical

Time

Curve

The

Type

Relay

Courtesy of NationalSwitchgear.com

103

Fig

Typical

Time

Curve

the

Type

Relay

Courtesy of NationalSwitchgear.com

103

Fig

Typical

Time

Curve

the

Type

Relay

Courtesy of NationalSwitchgear.com

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