GE AM-4.16-250-9 - Page 9

I
Magne
-
blast
Circuit
Breaker
GEK
-
41902
14
15
16
17
i
I
N
'
2
S
3
18
19
4
20
r
y
*
5
21
.
s
6
Hi
22
:
23
4
4
8
\
24
S
25
9
26
10
4
VT
27
t
—
H
\
I
x
\
'
I
i
£
i
ii
28
t
l
£
ct
29
12
/
47
30
TO
'
>
7
13
W
df
TO
Ud
:
Figure
8
.
(
0152
C
5973
)
Cross
Section
of
Breaker
Pole
Unit
11
.
Lower
Blow
-
out
Coil
21
.
Operating
Rod
12
.
Lower
Blow
-
out
Core
22
.
Stationary
Primary
Contacts
13
.
Box
Barrier
Guide
23
.
Movable
Primary
Contacts
14
.
Front
Bushing
24
.
Cup
Bearing
15
.
Rear
Bushing
25
.
Yoke
16
.
Frame
26
.
Movable
Contact
Arm
Assembly
17
.
Main
Operating
Crank
27
.
Movable
Arcing
Contact
18
.
Primary
Contact
Springs
28
.
Booster
Tube
and
Piston
19
.
Spring
Retainer
29
.
Connection
Bar
20
.
Lower
Horizontal
Barrier
30
.
Booster
Cylinder
Box
Barrier
Support
Upper
Blow
-
out
Core
Upper
Blow
-
out
Coil
Upper
Arc
Runner
Upper
Pole
Piece
Stationary
Arcing
Contact
Box
Barrier
Arc
Chute
Side
Lower
Pole
Piece
Lower
Arc
Runner
1
.
2
.
3
.
4
.
5
.
6
.
7
.
8
.
9
.
10
.
9
Courtesy of NationalSwitchgear.com