Download Print this page

Siemens SB Series Information And Instruction Manual page 46

Encased systems breakers 4000 ampere frame rating
Hide thumbs Also See for SB Series:

Advertisement

Internal A ccessories
Shunt Trip Schematic Layout
W1re Shield ---,
(Shown for 800-2000A
\
frame, no shield required
for 4000A frame.)
Cable Tie Mount
\
__//
Cable Tie
Insulated Terminal
Insert sw1tch actuator lever into side
cavity of push l i n k (see deta1l A).
Switch must be actuated when
breaker ma1n contacts are o p e n .
Shunt Trip Installation
54
Push L 1 n k
- - - - - - - - 'o
o >
I n sert w1res into wire
guides after insta l l i n g
sw1tch a n d soleno1d
I n sert Switch Actuator Lever into side
cavity of push link. Lever should rest
on the push l i n k ledge as shown when
breaker is open.
Route Wires Beneath
W1re Shield
Cable Tie Mount
Cable Tie
_ -
Secondary Latch
t' -
@
Wire G u i d e
M 1 d barrier
Note: Mechanism Not Shown For C larity.
Push here to check for b i n d i n g after
tighte n i n g #8 screws. Plunger should
move freely and be freely returned by
secondary latch.
Secondary
Latch Fork
Detail A
Scale 2/1
Secondary
Latch Fork
I n sert Plunger Groove I nto Fork
Of Secondary Latch (See Detail
B, Below) Check For B m d 1 n g
After T1ghte n 1 n g # 8 Screws B y
Press1ng Down O n Top O f
P l u n g e r To Operate Secondary
Latch
Shunt Tnp Assembly
#4 40 Nylok Screw
Detail B
Scale 2/1

Advertisement

loading