GE AKR-30 Series Maintenance Manual page 186

Low-voltage power circuit breakers
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TABLE 23
SHUNT TRIP AND UN DERVOLTAG E DEVICE OPERATING CURR ENTS
c
>
"
8 �
c:
-
..
Cll N
0
� �
ij. :r
·-
>
f
0
II.
E
z
24
DC
48
DC
1 25
DC
250
DC
70
60
1 20
60
1 20
50
25
1 20
208
60
208
50
208
25
240
60
240
50
240
40
240
25
380
50
480
60
480
50
25
480
575
60
575
50
575
25
Nominal Control
Voltage
24V
48V
1 25V
250V
1 20V
1 20V
1 20V
208V
208V
208V
240V
240V
240V
380V
480V
480V
480V
575V
575V
575V
92
SHUNT TRIP
Operating
Voltage range
1 4
30
28
60
70
1 40
1 40
280
59
1 32
95
1 27
95
1 27
95
1 27
1 75
220
1 75
220
1 75
220
254
1 90
1 90
254
1 90
254
1 90
254
3 1 5
4 1 0
380
508
380
508
380
508
47 5
625
475
625
475
625
TABLE 24 COIL RESISTANCE-DC OHMS
Anti-Pump
"W"
Frequency Hz
Relay
N/A
802
DC
DC
5000
1 6400
DC
450
60
50
450
1 450
25
60
1 450
50
1 450
25
3900
1 450
60
50
1 450
25
6000
50
N/A
N/A
60
50
N/A
25
NiA
NiA
60
N/A
50
N/A
25
Current
(Amps)
Inrush
Sealed
Operating
Open
Closed
Voltage range
8.3
8.3
4.5
4.5
2.0
2.0
TABLE
1 . 0
1 .0
-
-
1 2.3
1 0.8
6.7
7.6
4.7
4 . 1
3.2
2.6
3.8
3.1
2.1
1 .9
3.9
3.4
4.7
4.1
5 . 1
5.8
2 . 1
1 . 9
2.9
2.6
3.4
3 . 1
7.5
7.3
3.5
3.3
2.8
2.5
5 . 1
4 . 7
3 . 1
3.0
@
Control
Shunt
"X"
Relay
Trip
NiA
3
1 2
1 1
1 1 9
64
476
260
54
3.9
75
7. 1 5
75
25.4
21 6
25.4
25.4
300
300
64
300
25.4
300
25.4
300
64
N!A
64
. NIA
64
NiA
32
N/A
1 00
NIA
1 00
NiA
64
N!A
1 46
UNDER VOLTAGE
Current
(Amps)
Inrush
Open
.38
SEE
. 1 9
.08
. 04
25
N/A
Q)
.66
.
0>
Q) (1j
.75
c:n -
Clj -
_ o
.31
-
>
0 _
>
(1j
. 5 1
c
-
Clj --
.30
-�
E
E o
. 1 4
c
0
c .,_
.37
0
'+--
0 �
.34
� (0
(/) Q
N/A
- o
. 1 6
.._ _
0
0
.22
0
0
� �
L!) C"')
.23
co
(/)
(/) ' -
-
. 1 7
· -
o. :J
:J
. 1 1
0
� Q.
(.) 0
.... .
. 1 6
0... 0
· -
. 1 4
.1 0
25°C
Undervoltage
64
240
1 600
6700
25.4
33
1 46
64
1 46
580
1 00
1 46
580
370
370
580
1 600
580
91 8
3200
Sealed
Closed
.38
. 1 9
.08
.04
N/A
.24
.25
. 1 0
. 1 7
.1 0
.05
. 1 2
. 1 1
N/A
.06
.08
.08
. 06
.05
. 06
. 06
.05

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