GE AKR-50 - Page 2

INSTALLATION
AND
OPERATION
AKR
/
AKRU
-
3
G
,
50
&
AKRT
-
50
FRAS
1
E
SIZE
LOW
-
VOLTAGE
POWER CIRCUIT
BREAKERS
COWTEMTS
Page
3
INTRODUCTION
3
MOUNTING
TYPES
4
RECEIVING
,
HANDLING
AND
STORAGE
4
INSTALLATION
Location
Stationary
Breakers
u
Drawout
Breakers
General
Code
A
(
AKD
-
6
Switchgear
)
Code
B
(
AKR
Substructure
)
Code
D AKD
-
8
Switchgear
Connections
4
4
4
4
4
6
10
11
OPERATION
General
Manual
Closing
.
Electrical
Closing
Tripping
12
12
12
12
13
FUSED BREAKERS
13
MAINTENANCE
Inspection
.
.
Lubrication
.
.
13
13
13
INTERCHANGEABILITY
OF DRAWOUT
BREAKERS
E
-
Type
Rejection
14
16
CURRENT
RATINGS
FOR
AUXILIARY
DEVICES
20
OTHER
PUBLICATIONS
The
instructions
in
this
publication
are
general
in
nature
.
For
more
detailed
information
on
troubleshooting
,
overhauling
or
replacing
parts
,
refer
to
the
following
:
Maintenance Manual
Renewal
Parts
EC
Trip
Devices
ECS
/
SST
Test
Set
:
Cat
.
TAK
-
TS
2
MicroVersa
Trip
Test
Set
:
Cat
.
TVTS
1
Time
Current Curves
Obsolete
Test
Set
for ECS
/
SST
Cat
.
TAK
-
TS
1
GEK
-
64459
GEF
-
4527
GEI
-
86157
GEK
-
73300
-
1
GEK
-
64464
GEZ
-
4431
GEK
-
64454
These instructions do
not
purport
to
cover
all
details
or
variations
in
equipment
nor
to
provide
for
every
possible
contingency
to
be
met
in
connection
with
installation
,
operation
or
maintenance
.
Should further
information
be
desired
or
should
particular problems
arise which
are
not
covered
sufficiently
for
the
purchaser
'
s
purposes
,
the
matter
should be
referred
to
the
General
Electric
Company
.
2
Courtesy of NationalSwitchgear.com