RC820 Brochure 599-Toshiba

8/10/2019 RC820 Brochure 599-Toshiba

1/8

SHB

2E

MOTOR

PROTECTION

RELAYS

MO L

RC8

OVERLO D

SINGLE PHASE

PROTECTION

SOLID STATE

M NU LTESTFEATURE

M NU L REMOTE UTORESET

SURFACE/FLUSH

MOUNTING


2/8

2EMOTOR

PROTECTION

RELAYS

MO EL

RC820

L1 R

L2/S

L3/ T

Load circui t

Toshi ba s 2E

re l ay

el i mnates

many

mtor

f ai l ures

Thi s

sol i d state

re l ay

f eatures

pr eci se

mtor

pr otecti on f or any

horsepower/vol tage

comi nati on i n j ust three

r ati ngs

The 2E

provi des overl oad and si ngl e phase

pr otect i on

and has an adj ustabl e

sett i ng

f or

very wde

OVERLOAD

SINGLE-PHASE

PROTECTION

Two

protecti ve

f unct i ons are

i ncor porated

SOLID-STATE

u l l y sol i d- state

c i r c u i t

pr ovi des

hi gh

r e l i b i l i t y

and

pr eci se

operati on

MANUAL

TESTFEATURE

Manua

t e s t sw tch

offers

conveni ence

f o r

sequence

testi ng

MANUAL REMOTE AUTO

RESET

Wde

sel ecti on of

reset

mde

gi ves

appl i cati on

f l e x i b i l i t y

range f rom3 t o 40

sec

start i ng

char acteri sti c,

at

600

current

to accomdate

reduced

vol tage

start - ups and hi gh

i ner t i a

l oads

The 2E re l ay

coml i es

wi th

i nter nat i onal

standards

as wel l as UL

USA) l i sted

and

CSA

Canada)

cert i f ied

Current

sett i ng

circui t

SURFACE/FLUSH

MOUNTNG

Sel ectabl e sur f ace or

f l ush

mount i ng

FLEXIBILITY

The rel ay

al l ows f o r a

hi gh

degr ee of f l e x i b i l i t y

f or

coordi nati ng

w th

w de r ange of

current and t r i p t i me

set t i ngs

VIS BLETRP

INDCATOR

LED

i ndi cator

shows

rel ay

t r i p status

c l e r l y

u n t i l

reset

I NTERNATIONALLY

RECOGNZED

The rel ay

compl i es

w th

i nternati onal

standards

as wel l

as UL

USA)

l i s t e d

and

CSA Canada

c e r t i f i e d

I

I E~~~1~~

Recti fi er

c i r cu i t

Recti fi er

circui t

Aml i f i cati on

circui t

Smothng

c i r cu i t

Smothng

circui t

Phase

curr ent

detecti ng

c i r cu i t

Sngle-

phase

fail ure

l evel

d scrim

i nati ng

c i r cu i t

Tmer

circui t

O

ol tage

regul ati ng

circui t

Operati ng ti m

sett i ng circui t

Tmer

c i r cu i t

Power

supply

c i r cui t ~

Ind cati on/

output

Crcui t

b

a

8

9

10

Control

power

supply

Remte

reset

contact

Not

used

Output

contacts


3/8

ONTROL

TERMNALS

URR NT

SETTING

TRP TIMESETTING

LEDTRP INDCATOR

TEST/RESET

SWTCH

SPRNGRETURN

FLUSHMOUNTING

FEET

FLUSH

OV R


4/8

NOMENCLATURE

SELECTION

RC820-HP 1

Y 12

1) 2 ) 3 ) 4 ) 5 )

1 )

Model

eri es)

No RC820

2) Reset Mode

HP

Manual

Reset

AP Auto

Reset

3 ) Current

Rati ng

1 7

AT

2

55

AT

3 .

110AT

4 ) Control

Vol t

.

100-120/200-240V

AC

5)

Var i at i on

. Standard Surface

Mounti ng

2 Flush Mounti ng

12 Remte

Reset

Standard)

72

Remte

Reset

(UL

Li sted/CSA

Cert i f i ed)

RATINGS

SPECFICATIONS

RESET MOUNTING

UL

CSA

MODEL

NO

SURFACE

YES

RC820-HP = = Y

MANUAL

FLUSH NO

RC820-HP

: =_

: = Y 2

AUTO SURFACE

S R C 8 2 0 - A P - L - - - - - - Y

NO

RC820- HP[====Y12

REMOTE

SURFACE

YES

RC820-HP

~ = _ =

Y72

Model RC820- RC820-

RC820-

HP1Y

HP2Y HP3Y

I tem

AP1

Y

AP2Y AP3Y

Appl i cabl e

Ci rcui t

Thr ee- phase c i r c u i t rated up t o

600V

AC 50/ 60Hz-D rect

A l s o , appl i cabl e t o

hi gh- vol t age

c i r c u i t by combi ni ng

w th

hi gh-

vol t age

CT)

Rated Current Rated

Amper e- t ur ns AT) 7AT

55AT :I 110AT

Sett i ng Range

75-150 f

rated AT

Over l oad

Protecti on

Ul t i mat e

Oper ati ng

105-125 f sett i ng

current

Current

T r i p Tim

Set t i ng

Range

3-40sec

f or

s t a r t i n g characteri sti cs at

600

f sett i ng

current

Oper ati ng Tim

= =20

of

sett i ng

t i me

Accuracy

Si ngl e-Phase

Protecti on Mnimm

Operat i ng

85 f

sett i ng

current

under one-phase

compl et el y

l oss

(Wen

Current

masured on ei t her

r emai ni ng phase)

Operat i ng

Tim

Less t han

4 sec

Contr ol

Power

Rati ng

100-120V/200-240

VAC 10, 50/60Hz

Al l owabl e

Vol t

85 110

Fl uctuat i on

Power Consumti on

Cont r ol

Power Ci rcui t

2

VA

Detecti ng

CT) Ci rcui t

0

3 VA/phase at

rated

current

Out put

Cont act

Capaci t y

Contact Arrangemnt 1

NONC

(SPDT/Form

C)

Cont act

Capaci t y

120VAC5

. OA esi sti ve l oad)

120V

AC3

. OA nducti ve l o ad , pf=0

4 0)

125VDC0. 2A L/ R =7m)

250V DC-0 1A

L/ R

=7m)

NEMAB300

Wei ght

Approx 1

kg

2 . 2

l bs


5/8

PERATI NGCHARACTERI STI C

CURVE

800

500

400

300

200

100

80

5

4

3

2

10

8

5

4

3

. 8 1 2

3 4

5 6 8

MULTI PLES

OFLOADCURRENT

STARTI NGCHARACTERI STI C

v

2

8

5

4

3

100

80

50

40

30

10

8

5

4

3

Notes

1 Overl oad operati ng

characteri sti cs

Ul t i mate operat i ng current 105 125

of sett i ng

current

2

Si ngl e-phase

operati ng characteri sti cs

Mn operati ng

current

85

of

sett i ng

current

8 1 3 4

5

6 8

MULTI PLES OF LOADCURRENT

RUNNNGCHARACTERI STI C

Overl oad operati ng

characteri sti cs

v

w

~

38

40

33

35

28

30

25

23

20

operati ng

Si ngl e-phas

characteri sti cs

18

5

3

10

8

5

3

Overl oad operati ng

INEW

v

I NS

40

38

33

35

I \ ` \

28

3

23

25

2

8

5

3

8

Si ngl e-phase operati ng

`

5

characteri sti cs


6/8

INSTALLATION

1 . 5 8

Mounti ng

Panel

SURF E

MOUNTING

1 . 6

Mn 3

2 Max

0 06

Mn 0

125

Max

FLUSH

MOUNTING

5 0

2 0

Di a 4

Mounti ng

Holes

8 0 . 3 2

D a 2

Mounti ngHoles

Uni t

mmi n


7/8

RI NG

Low- vol t age

power suppl y

600

V

AC

or l ess

HOWTOSET

LOWVOLTAGE

(Notes)

*Connecti ons of cont r ol power

source

AC

100-120V-Termnal s

1-2

AC

200-24V-Termnal s

1-3

For

other vol t

useCPT

Connecti ons

of

output

contacts

NC-contact (opened

when

the2E

Relay

operated)-Termnal s

8-9

NOcontact

cl osed

when

the2E

Relay operated)-Termnal s

9-10

onnecti ons of Remte

reset swtch

Sel ecti on of t he

sui tabl e

mdel

may

requi re som

p r e l i -

mnary cal cul at i ons

See

Cur r ent

Set t i ng t o

determne

i f

t he

cal cul ated

Cur r ent Sett i ng

can

be obt ai ned

w t h

t he sel ected

model gi ven

t he

mot or u l l l oad cur r ent

( FLA)

Model Sel ecti on

can al so be i nf l uenced by w r e

s i z e

whi ch

l i m t s t he number of

turns that can be passed

through t he CT

wndows

1 Current Set t i ng

Nk

2E AT

Rati ng) x( Ext ernal CT

Rati o)

FLA

N(T)=Number

of

w r e

turns t hr ough 2E b u i l t - i n

CTs,

r ound o f f t o nearest i nt eger

( 2E AT Ra t i n g x E x t e r n a l CT Ra t i o

Notes

Sel ect

t he

exter nal

CT

r a t i o

sothat

t he cur r ent

sett i ng

s as

cl ose t o 100 as possi bl e

I f

no

exter nal

CTare used,

subst i t ut e w t h

1 . 0

For 1

. 15

Ser vi ce Fact or Mot or s I f

t he

mot or

has

a . 0

S

. F mul t i pl y the cal cul at ed Cur r ent

Sett i ng

by 0. 93

(Practi ce

i n USA)

H gh-vol tage

power suppl y

PT

or cont r ol t r ansf ormer

2

.4KV-13

. 8KVAC (100-120VSecondar y)

H gh-vol tage CT

secondar y

c i r c u i t

w r es

pass through the wndows of

t he

b u i l t - i n CT s

HGH-VOLTAGE

Examle 200HP, 460V, 240A

F ul l

Load,

. 15

S

. F

Across-t he- l i ne

s t a r t

240 Amps exceeds

t he hi ghes t r ated 2E

Rel ay,

therefore, external CT s

mst be

used, and

t he HP1Y, 7

AT rated 2E,

w i l l

be

chosen as

t he standar d

model

when

t he

cur r ent

exceeds t he HP3Y' s rat i ng

300/ 5

CT s

ar e

used,

t he Curr ent Sett i ng

240

x

N( T)

x

100

7 x (300)

5

N(T) x57 1 4 0

And

i f

2 turns through t he 2E

Rel ay s

CT

wndows

( f r om

t he

exter nal CT s)

ar e

used,

t he

i al

Sett i ng

=2

x

57. 14

=114 =110 r

115

(Curr ent

Sett i ng =

FLAxNx 100

(2) Tim sett i ng

Determne t he

pr otect i on

curve f r om

2E Rel ay

oper ati ng cur ves,

and read

t he

operat i ng t i me at

600

of set t i ng cur r ent

Adj ust t he t i me

set t i ng di p

sw t ch

t o

t he

nearest sett i ng

above t he

operat i ng t i me


8/8

ERING

I NFORMATION

enor deri ng speci f y

ode

No

Quant i t y

ny

Speci al

Requi rement

SHBA

SHBA

CORPORATION

ndustr i al

Equipment Department

SHBAURA1 CHOMEMNATOKU

TOKYO

1 5

JAPA

N

HONE3457 49 FAX

5444 9268

Tosh ba

I nternati onal

Corporati on

Houston

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Corporati on

Pt y

Ltd

Sydney,

Me bourne

Tosh ba

I nternati onal

Europe

Lt d

For

furt her

in ormti on

pl ease

contact your

near est Tosh ba

Liai son

Representati ve

or

I nternat i onal

Operati ons-Producer Goods

Thedata gi ven

t h i s

catal og

are

subj ect

t o change

wthout noti ce

Documents

RC820 Brochure 599-Toshiba