GE AKR-75 Series User Manual

GEt-861518
CONNECTIONS
In
all
electrical
connections
good
joint
conductivity
is
a
must.
When
making
power
connections
to
stationarv
breakers,
the
mating
joint
surfaces
must
be clean
and
nave
i
smooth
fnish.
They
should
be
parallel
and firmly
bolted
or
clamped
together.
In addition,
the
bus
or
cable
conductors
must have
ample
ampacity
to
prevent
overheating.
Control
Connections
The
outgoing
connections
to
a breaker,s
accessories
and
control
devices
must
be in
accordance
with
the
specific
wir_
ing
diagram
applicable
to that
breaker.
TERMINAL
BOARD
MOUNTED
ON FRONT
OF
BHEAKER
AT
UPPER
LEFT
CUSTOMER
CONNECTIONS
---
REVERSE
CURRENT
DEVICE
POTENTIAL
SOURCE
Fig.7
Gontrol
connections
to stationary
breakers
_
front
view.
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Control
connections
to
stationary
breakers
are made
to
a
terminal
board mounted
on.the
breaker.
Figure
7
shows
typical
closing
and
tripping
connections.
lf
equipped
with
an
overcurrent
trip
device
which includes
a
ground
fault
element
for
use
on 4-wire
circuits,
an
additionil
terminal
board
is
provided
on
the breaker
for
connecting
to the
equipment-,
mounted
neutral
sensor
(physically
located
in the
neutral
conductor).
'/
On drawout
breakers
the
control
circuits
terminate
in
the
breaker
compartment
on
the
stationary portion
of separable
secondary
disconnects
-
see fig.
g.
AUX.
SW
CONTACT
i
.\
I I
FUSE
t
(+)
TO
"a"
-r-J
l_\,-J
CLOSING
TRIP
SOURCE
SOURCE
STATIONARY
SECONDARY
DISCONNECT
BLOCKS
LOCATED
AT
TOP
OF
COMPARTMENT
_
POSITIONS
B
AND
C
FURNISHED
ONLY WHEN
REOUIRED
I
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Fig.
8
Control
connections
to
drawout
breakers
-
front
view
of breaker
compartment.

GE AKR-75 Series Specifications

General

Brand	GE
Model	AKR-75 Series
Category	Circuit breakers
Language	English