GE SBC231A Instructions Manual
GEK-1
00637
B
INSTRUCTIONS
STATIC
BREAKER
TYPE
SBC
SBC23IA
BACK-UP
RELAY
RELAY
Multilin
GE
215
Anderson
Markham,
L6E
1B3
http:I/www.GEindustrial.com/multilin
Avenue
Ontario
Canada
GEK-1
PRODUCT
00637
DESCRIPTION
GENERAL
APPLICATION
CONFIGURATIONS
CALIBRATION
RANGES
Contents
Page
3
3
3
4
5
5
HARDWARE
CONSTRUCTION
RECEIVING,
INSTALLATION
Surge
ACCEPTANCE
GENERAL
TEST
EQUIPMENT
DRAWINGS
EQUIPMENT
GENERAL
Ti-PowerUp
T2-BFTTest
T3-Shutdown
T4
T5-Target
PERIODIC
TESTS
GENERAL
TEST
EQUIPMENT
DRAWINGS
EQUIPMENT
GENERAL
Ti
T2-BFf
T3-Shutdown
T4
T5-Target
DESCRIPTION
HANDLING
PROCEDURE
Ground
TESTS
GROUNDING
RELAY
Test
-
Power
Supply
Test
GROUNDING
RELAY
-
Power
Up
Test
Test
-
Power
Supply
Test
TESTS
Alarm
TESTS
Alarm
AND
Test
Test
STORAGE
6
6
6
6
6
7
7
7
7
7
7
7
7
8
8
8
9
9
9
9
9
9
9
9
10
10
10
SERVICING
SPARES
RENEWAL
SPECIFICATIONS
RATINGS
BURDENS
CONTACT
OVERCURRENT
POWER
SUPPLY
ACCURACY
CASE
DIMENSIONS
WEIGHT
Lists
of
Figures
and
PARTS
DATA
Tables
UNITS
ALARM
-2-
(COVER
PHOTO:
11
11
ii
13
13
13
13
13
13
13
14
14
14
14
8919539)
GEK-1
00637
GENERAL
Type
The
provides
dropout
The
The
nominal
discharge
that
high-speed
times.
SBC231
A
1.
currents
The
2.
ground
and
Four
3.
electromechanical
4.
One
closed
One
5.
A
6.
Surge
7.
power
voltage
DC
the
SBC231
relay
detector
level
with
ability
current.
electrically
electrically
contact.
output
regulated
suppression
supply
from
or
input
relay
operation
contains
reset
a
to
circuit
power
this
in
rating
the
terminal
three-phase
a
is
the
with
time
configure
separate
series
separate
that
supply
on
relay
for
the
voltage
of
PRODUCT
multiples
low
at
following
independently
two
approximately
of
SBC
the
(BFT)
target.
(BF’T)
used
be
can
with
AC
is
relay
and
designed
so
to
SBC
effect
all
divider
the
DESCRIPTION
fault
static
of
components
basic
adjustable
10
monitor
to
contact
as
input
of
a
that
the
circuit
BFT
This
output
undervoltage
DC
operate.
accidentally
is
instantaneous
pickup,
milliseconds.
output
cutoff.
circuits.
the
ground
minimum
and
phase
three
circuits.
with
output
voltage
DC
feature
fault
grounded.
features.
pickup
currents,
Two
selectable
power
as
a
or
prevents
lamps
overcurrent
transient
settings
must
for
or
these
of
normally
supply
exceed
trips
false
the
on
relay.
overreach
phase
phase
two
circuits
open
alarm
percent
60
from
bus
DC
relay
This
fast
and
ground
and
currents
have
normally
or
output.
of
capacitance
the
event
in
an
the
APPLI
SBC23I
The
fast
with
position.
currents
310).
and
Typical
failure,
detector
Figure
CATION
relay
pickup,
The
IB,
(IA,
applications
underrated
supervision
1.
variations
met
further
are
should
applicable
is
greatly.
three
or
given
intended
is
reset,
fast
input
in
IC)
the
for
interrupter
distance
on
These
in
connection
in
information
covered
not
referred
be
To
ANSi
with
for
minimum
current
three-phase
a
SBC231
instructions
equipment
sufficiently
extent
the
respect
applications
circuits
relay
applications
schemes.
nor
installation,
with
desired
he
General
the
to
required
to
and
local
IEEE
requiring
overreach,
the
to
include
The
not
or
on
external,
system,
do
provide
should
or
for
the
Electric
the
NEMA
codes
-3-
and
SBC231
two
to
local
circuit
connections
purport
for
eveiy
operation
particular
purchasers
Company.
products
standards;
ordinances
and
instantaneous
an
Continuous
be
can
phases
back-up
breakers
to
possible
or
and
cover
contingency
maintenance.
problems
purposes,
described
no
but
because
operation
connected
residual
the
protection
circuit
or
the
for
details
all
arise
the
herein
assurance
such
they
overcurrent
the
in
the
to
current
circuit-breaker
for
switches,
SBC231
or
be
to
Should
which
matter
meet
vaty
picked
three
are
detector
phase
IB,
(IA,
fault-
or
shown
up
in
GEK-100637
Figure
attempted
close-in
application
operation
faults
2
shows
interruptions
line faults
of
before
of
application
approximately
possible
line
faults
Figure
to
breaker
such
3
shows
coordinate
without
asatF2.
transmission
capacity
transformer
until
the
of
the
fault
at
Applications
basis.
On
this
transformers
by
the
protective
connected
to
delaytopermit
Figure
initiate
failure
If
5.)
tripping
applications
an
application
such
an
instantaneous
the
bus
tie
operation
since
by
it
has
one-half
this
introducing
a
similar
line.
The
SBC231
circuit
Fl.
is
of
The
cleared
the
SBC231
basis
switcher
the
that measure
relays
definite
a
interruption
the
breaker
of
all
breakers
various
for
where
of
fault
might
as
Fl
breaker
line
the
than
less
(60
cycle
high-set
application
overcurrent
to
would
SBC
at
line
terminals
as
current
currentinthe
the
associated
fails
of
such
the
to
timer,
bus
an
instantaneous
currents
above
exceed
overcurrent
(BT)
to
breaker.
ten
percent transient
hertz
basis)
overcurrent
any
delay
for
protection
avoid
possible
be
connected
A
a
breaker-failure
inputs
with
as
a
Type
associated
interrupt
necessary
configurations
breaker
the
interrupting
relay
relieve
The
SBC231
at
l.5X
protection
in
the
line
relay
canbesettooperate
Interrupter
to
and
B.
relay
particular
to
a
associated
the
zone
SAM
breaker
successfully
to
clear
is
overcurrent
rating.
set
near
the
duty
is
particularly
pick
right
relaying
ofacircuit
failure
block
the
would
breaker.
of
protection,
timing
relay.
when
within
the
fault.
included
relay
For
some
rating
on
the
the
of
line
line
overreach
up.
(See
uptothe
that
would
switcher
for
operation
accomplished
be
SBC
relay
The
and
The
operated
this
time,
A
detailed
in
GEK-100636.
may
he
system
the
line
brcaker
breaker
well
suitedtothis
and
operating
Figure
interruption
affect
transformer
at
a
below
just
faultsatthe
of
the
come
SBC
the
from
DC
output
timerisset
by
the primary
the
timer
discussion
used
to
prevent
conditions,
breaker
rating
for
these
heavy
(3).
permits
critical
The
type
times
4.)
Itisusually
limits
other
less
of
critical
tap
the
on
the interrupting
high
side
of
the
circuit
on
switcher
a
per-breaker
the
current
supplyisenabled
of
the
SBC
with
sufficient
will
relays.
time
of
(See
and
out
breaker
of
of
a
is
The
SBC231
schemes
is
requiring
also
CONFIGURATIONS
Output
The
Normally
terminal
The
Power
the relay
position
Input
All
inputs
positions
When
Figure
current at
Studs
relay
is
delivered
Closed
block
stud
SBC23Iisdelivered
Supply
to
K4A
Alarm
have
on
the
Currents
SBC231
and
connector
models
one
ground
3
through8will
the
studs
current
5
1,
PL4
and6is
well
suited
high-speed
with
Contact
15.
(See
with
contact
an
Output
backplane.
delivered
are
current
enable
is
in
at
Studs
monitored
overcurrent
Normally
a
connecting
by
Figure
Power
a
will
Contact
input.
position
1,2,and
to
applications
detectors.
Open
the
7.)
Supply
close
if
the
at
Studs
in
the
configuration
However,
the
relaytomonitor
1
through
3,4ismonitored
the
by
ground-current
such
as
Contact
Fast-On
at
Studs
terminal
Alarm contact
battery
voltage drops
7
and
moving
8,
connector
three
and
6,
the
and
pilot
15
from
at
studs
move
that
relay
accommodates
phase
external
the
by
pickup.
distance relay
and
16;
can
it
H15A
7
and
8.
on
(See
below19VDC.
K4
from
two
PM
on
the
backplane
currents.
(See
connections
phase-current
line
protection
changed
be
backplane
the
Figure
To
configure
position
phase-current
Figures
are
as
shown
pickup
7.)
K4B
to
and
to
This
cover
and
7
the
a
to
to
in
*
The
output
relays
on
the
SBC
have
a
pickup
time
of
6
-
lOms.
and
a
dropout
time
of
3-5
ms.
-4-
GEK-100637
current
pickup
are
is
first
by
PL4
When
Figure
connector
the
1A,
ground-current
CALIBRATION
Detector
Level
relays
SBC
All
relay
when
ability
This
the
to
is
calibrate
done
CONFIGURATION).
the
the
unit.
ENERGIZED
TB
located
until
ENERGIZED
TB
direction
on
the
the
ground
If
unit),
direction
If
clockwise
counter-clockwise
Timer
Reset
for
time
reset
The
need
change
to
the
in
is
at
is
disabled.
tested
received.
level-detector
the
configuring
Input
front
ENERGIZED
TB
until
direction
SBC
the
time,
reset
position
studs
using
However,
LED
of
LED
the
until
is
3,4,
1,2,
automatic
the
rms
an
not
is
analog
the
comes
TB
the
permanent
a
consult
through
3
5,6
and
test
analog
the
if
pickup.
relay
value
ON,
to
current
of
adjust
board,
ON
is
LED
soon
as
ON
ENERGIZED
ON
is
LED
value
factory
the
the
and
8,
monitored
is
equipment.
board
monitor
both
equal
potentiometer
turning
by
continuously.
the
as
LED
continuously.
into
built
for
details.
external
by
There
is
replaced,
the
to
the
current
goes
the
connections
phase-current
the
no
is
phase
of
that
(phase
R25
screw
applied,
is
then
out,
hardware
the
need
the
and
in
of
as
are
pickup
any
for
does
user
ground
the
pickup
the
turn
the
of
R24
or
unit)
counter-clockwise
the
turn
screw
the
relay.
shown
and
calibration
have
inputs
phase
(ground
in
screw
in
If
there
in
the
the
(see
or
the
the
is
a
RANGES
Phase
Ground
Current
Current
Amp
1
O.2A
O.1A
Version
1.7A,
-
O.85A,
-
SBC231
O.1A
in
in
O.05A
steps
steps
Amp
5
1.OA
O.5A
Version
8.5A,
-
4.25A,
-
in
O.5A
in
0.25
steps
steps
-5-
GEK-100637
CONSTRUCTI
I’he
components
the
relay
case,
and
bottom.
completed
in
its
prevent
The
thicknesses
specified
The
printed-circuit
the
four
part
nurnl)er
not
do
boards.
RECEIVING,
This
currents
electrostatic
floors
Where
The
persons
touching
modules.
case.
case
have
relay
and
these
through
The
the
cover
is
up
on
screws
contains
if
those
isolating
some
ON
of
the
refer
to
The
electrical
removable
cover
suitable
to
the
order.
securing
286A2847P1
a
card
HANDLING
discharge
conditions
handling
surface
is
from
for
inches.
two
hoards
puller,
electronic
currents
shoes
the
relay
Figures
attached
being
semi-flush
are
the
nameplate.
card
be
AND
flow
currents
are
exist,
module
ground
at
HARDWARE
are
mounted
through
8
connections
connection
to
the
frontofthe
replaced
A
mounted
puller
careful
components
through
is
conducive
care
until
mounting
panel
STORAGE
should
or
not
certain
the
human
should
potential,
thickness
behind
The
other
make
on
11.
The
between
plugs,
the
boards
to
damage
that
body,
to
the
be
exercised
DESCRIPTION
cradle
a
as
connection
on
the
suitable
terminals
sure
before
assembly
cradle
of
could
generation
is
the
case
shown
case
panels.
1/8
inch
nameplate
are
mounted
means
or
bend
be
of
and
the
when
that
their
touching
locked
in
Figure
and
plugs
Hardware
damaged
the
conditions
removing
that
in
the
blocks
12,
includes
have
will
be
and
can
horizontally
remove
to
any
components
components.
of
electrostatic
body
charge
any
easily
can
case
the
and
to
permit
two
been
is
available
assumed
be
the
electrostatic
by
of
low
and
has
of
the
be
removed
latches
by
cradle
testing
interlocking
inserted.
unless
accessed
in
guides.
circuit
handling
boards.
when
removing
The
main
humidity,
discharge
discharged,
been
components
at
blocks
arms
for
all
otherwise
removing
by
discharge
source
currents.
the
modules.
from
the
top
are
the
relay
that
panel
Use
GE
If
you
the
carpeted
on
the
of
by
These
protect
sustained
the
If
a
INSTALLATION
The
should
Figure
Surge
The
12
suppression
preferably
rear
relays,
them
in
transportation
the
relays
place
that
relay
should
be
mounted
13.
Ground
case
stud
copper
view
of
when
against
transit.
are
is
free
should
wire
networks
inches
10
an
not
included
damage.
If
damage
company
not
to
be
from
moisture,
PROCEDURE
be
installed
on
a
permanently
be
or
equivalent.
in
or
M2
case,
illustrating
and
installed
in
vertical
the
relay.
less,
to
as
part
Immediately
resulting
promptly
immediately,
dust
and
a
clean,
surface.
connected
This
connection
The
provide
the
of
a
control
from
handling
notify
metallic
dry
location,
The
surge-ground
maximum
position
upon
the
they
outline
to
ground
is
of
the
-6-
panel,
receipt
nearest
chips.
made
protection
will
of
evident,
is
General
should
and
case-grounding
be
free
from
panel-drilling
by
a
to
ground
lead
be
shipped
relay
a
file
a
Electric
stored
dust
conductor
the
should
from
surges.
stud.
in
examine
damage
in
their
and
excessive
dimensions
not
relay
be
as
cartons
it
claim
Sales
original
less
case
short
Figure
for
any
at
Office.
vibration.
are
than
and
as
10
designed
damage
once
cartons,
shown
AWG
surge
the
possibLe,
shows
to
with
in
It
in
No.
the
GEK-1
00637
GENERAL
section
This
incoming
TEST
The
EQUIPMENT
1.
Single
2.
AC
Continuity
3.
4.
One
specific
associated
DRAWINGS
Figure
during
1,
testing.
Power
inserting
Down
guide
a
is
inspection.
source
ammeter.
tester
supply.
VDC
requirements
circuit
diagrams.
located
the
modules.
for
The
current
of
or
the
in
ACCEPTANCE
relay
Failure
testing
has
relay
the
at
meter.
Ohm
the
of
PRODUCT
CAUTION
removing
by
do
to
relay.
the
tested
been
rated
equipment
DESCRIPTION
the
permanently
can
so
not
is
It
the
at
frequency.
given
are
TESTS
plugs
test
necessary
factory
in
section,
with
the
before
damage
that
automated
text
should
the
of
the
this
removing
relay.
be
tests
test
section,
used
be
or
performed
equipment.
and
reference
for
in
for
the
EQUIPMENT
equipment
All
point
The
provide
to
ground
GENERAL
are
tests
All
and
POWER
-
I.
7
Connect
at
Ti
Studs
only
Only
2.
-BFI’TEST
T2
Connect
1.
Set
2.
Conduct
3.
GROUNDING
in
used
noise
connection
RELAY
TESTS
performed
an
and
8
UP
the
DC
the
Green,
the
the
phase
the
the
testing
immunity.
the
on
assuming
contact
NO
as
relay
power
ENERGIZED,
as
relay
ground
and
according
test
SBC23I
the
This
SBC231
the
at
shown
supply
shown
includes
terminal
is
relay
studs
in
voltage
Figure
in
pickup
the
to
relay
is
configured
15
Figure
is
LED
to
steps
should
current
the
#21
16.
and
14.
required.
should
15.
minimum
its
Table
in
be
(case).
for
The
Apply
be
connected
source,
NO
an
input
AC
the
on.
setting.
I.
as
Power
rated
to
well
not
is
common
a
the
as
Supply
required
DC.
grounding
SBC231
Alarm
for
itself.
contact
this
test;
-7-
GEK-100637
-
SHUTDOWN
T3
1.
2.
3.
4.
POWER
-
T4
1.
2.
3.
4.
Current
of
95%
of
95%
of
95%
105%
105%
105%
Connect
Conduct
While
Rated
The
the
DC
only
Energized
SUPPLY
Connect
Conduct
While
All
the
output
contacts
phase
phase
ground
of
phase
of
phase
of
ground
TEST
the
the
input
voltage.
relay
light.
the
the
input
contacts
should
PU
PU
PU
PU
PU
PU
as
relay
accordin
test
current
lights
All
ALARM
as
relay
according
test
current
close.
shown
is
that
contacts
TEST
shown
is
still
should
Current
in
Figure
the
to
still
should
should
Figure
in
the
to
being
to
go
TABLE
Studs
1,2
3,4
5,6
1,2
3,4
5,6
15.
line
last
being
remain
go
16.
line
last
applied,
their
I
Contacts
open
open
open
closed
closed
closed
Table
of
applied,
are
on
unenergized
their
to
Table
of
lower
unenergized
I.
decrease
the
I.
the
DC
state
DC
Phase
TB
the
Voltage
state.
voltage
and
or
Energized
off
off
off
on
on
on
input
to
Power
the
Ground!
to
DC
light
Low
VDC.
19
Supply
60%
of
and
Alarm
the
the
T5
-
TARGET
1.
2.
3.
4.
TEST
Connect
the
Set
Input
Input
phase
200
200
the
mA
mA
relay
pickup
through
through
as
shown
1
to
contacts
contacts
A.
in
Input
Figure
11,12
13,14
17.
1,2.
studs
into
A
2
and
and
see
see
that
that
the
the
I3FT1
BFT2
target
target
has
has
tripped.
tripped.
-8-
GEK-1
00637
Power
modules.
GENERAL
section
This
incoming
TEST
The
associated
DRAWINGS
The
inspection.
EQUIPMENT
Single
1.
ammeter.
AC
2.
Continuity
3.
4.
One
VDC
specific
circuit
External
DESCRIPTION
Down
Failure
a
guide
is
The
source
of
tester
supply.
requirements
diagrams
Connections
section,
relay
the
testing
for
relay
current
Ohm
or
in
should
by
so
do
to
the
has
the
at
meter.
the
of
ACCEPTANCE
the
Diagram
be
PERIODIC
CAUTION
removing
permanently
can
relay.
tested
been
frequency.
rated
eq4pment
(SBC231),
reference
for
used
test
the
is
It
at
aregiven
TESTS
plugs
damage
necessary
not
factory
the
TESTS
during
before
in
section.
Figure
the
that
with
text
the
1
testing.
removing
relay.
tests
the
automated
this
of
located
inserting
or
be
test
section,
in
performed
equipment.
and
PRODUCT
the
in
for
the
EQUIPMENT
equipment
All
point
The
GENERAL
Ti
provide
to
ground
POWER
-
1.
2.
3.
Move
Connect
the
Only
T2-BVI’TEST
Connect
1.
Apply
2.
Notice
3.
Increase
4.
closed
GROUNDING
in
used
noise
connection
the
TESTS
rated
RELAY
UP
the
power-supply
DC
Green,
the
the
current
the
that
current
the
and
testing
the
immunity.
SBC23
the
on
voltage
DC
shown
as
relay
voltage
ENERGIZED,
shown
as
relay
percent
5
contacts
percent
to
5
Phase/Ground
SBC23I
This
switch
in
in
below
open
are
includes
terminal
is
1
Figure
required.
is
LED
Figure
the
and
above
and
relay
the
the
to
14
should
15.
pickup
no
the
Energized
TB
should
current
#10.
input
The
Apply
be
value
lights
pickup
be
source,
battery
input
AC
the
on.
each
to
on.
are
value.
lights
connected
as
voltage.
not
is
DC.
the
of
Notice
on.
are
well
required
three
that
to
a
as
all
common
SBC231
the
for
current
of
the
grounding
itself.
test;
this
inputs.
contacts
only
have
-9-
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