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11
Installation & Operation
Figure 7
Racking Device Installed with
Racking Handle Engaged
e. I
nSertInG
tHe
c
IrcuIt
B
reAker
Into
S
WItcHGeAr
c
oMpArtMent
Before installing any circuit breaker into a
compartment, the user MUST verify that the
circuit breaker rating meets or exceeds the
metal-clad switchgear rating.
!
CAUTION
Follow the steps below to insert the circuit
breaker into the switchgear compartment:
Prior to inserting the circuit breaker into the
circuit breaker compartment, make sure that
the control circuits are deenergized.
!
CAUTION
Prior to inserting the circuit breaker into the
circuit breaker compartment, ensure that the
circuit breaker is OPEN and the mechanism is
discharged.
!
CAUTION
Before using the electric racking device verify
compliance with Siemens circuit breaker
instruction bulletin.
1) Racking Mechanism
The racking mechanism is an integral part
of the breaker and provides a means of
moving the breaker from “DISCONNECTED”
to “TEST” to “CONNECTED”. The breaker
is equipped with interlocks and visual
indicators for safety.
