rc820 brochure 599-toshiba
TRANSCRIPT
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8/10/2019 RC820 Brochure 599-Toshiba
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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
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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
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ONTROL
TERMNALS
URR NT
SETTING
TRP TIMESETTING
LEDTRP INDCATOR
TEST/RESET
SWTCH
SPRNGRETURN
FLUSHMOUNTING
FEET
FLUSH
OV R
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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
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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
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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
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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
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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
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