Alstom FKG1X - Page 67

Function description
FK 3-12 spring operating mechanisms
For circuit
brea
kers
06.04.2011
48-020-212EN02
8/15
70.26
70.24
70.42
70.31
71.44
71.29
71.43
71.35
Cha
rging the closing sp
ring
7
0
.
2
5
7
0
.
2
3
7
0
.
2
2
70.01 79.04 71.32 70.05
70.01
Motor
70.29
Kurbelzapfen
70.05
Closing
latch
70.31
Spring
position
indicator
70.22
Motor
limit
71.32
Pair
of
winding
levr
with
return
stop
Switch
actuating
cam
71.35
Cam
disc
for
eccentric
gear
7023
Motor
limit
switch
lever
71.42
Chain
wheel
70.24
Motor
limit
switch
71.43 Crank
lever
70.25
Closing
spring
71.44
Support
pin
70.26
Closing
chain
79.04
Gearing
•
The circuit
breaker and
operating mechanism
are in
operating state
1
(no motor voltage present) on delivery and during installation and ser-
vicing.
Operating state 1: Transient
Motor Closing
Opening
A