Powell PowlVac 01.4IB.51051C, Сборка

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11 Operation
01.4IB.51051C
Ch 5 Operation
The instructions in this section are intended
to explain procedures for using the remote
racking device and the motor control box. For
circuit breaker handling, insertion, and removal
procedures, review the instruction bulletin
specific to the circuit breaker in use.
Do NOT work on an energized circuit breaker.
Follow circuit breaker safety guidelines and
operating instructions provided in the specific
circuit breaker instruction bulletin.
!
WARNING
A. I
nStAllInG And
o
perAtInG tHe
r
eMote
r
AckInG
d
evIce for
r
AckInG
I
n
Before installing any circuit breaker into a
compartment, the user MUST verify that the
circuit breaker rating meets the metal-clad
switchgear rating.
!
CAUTION
This section describes procedures for installing
and operating the remote racking device for
racking IN . For racking OUT procedures, refer
to Ch 5 Operation, B. Installing and Operating the
Remote Racking Device for Racking Out .
1) Installing the Remote Racking Device for
Circuit Breaker Racking In
Prior to inserting the circuit breaker into the
circuit breaker compartment, ensure 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
1. Ensure the remote racking device
support lock pin (Figure 10, b) and the
support hanger (Figure 9, d) are installed
on the switchgear compartment door.
See Ch 4 Installation, D. Preparation,
1) Support Lock Pin, Support Hanger, and
Installation Template .
2. Ensure the switchgear compartment
control circuit is deenergized.
3. Move the circuit breaker to the
required switchgear location. Open the
compartment door and push the circuit
breaker into the compartment until the
anti-rollout latch (Figure 6, d) engages
the switchgear rollout stop block.
4. Insert the switchgear secondary
disconnect device into the circuit
breaker secondary disconnect
receptacle (Figure 6, c) .
5a. For non-arc resistant switchgear,
perform the following steps:
• Assemble the racking mechanism
retainer assembly to the circuit
breaker compartment.
• Secure the racking drive shaft
extension in place by placing the
shaft retainer holder into the shaft
retainer anchor, then lock the
racking drive shaft extension in
place using the wing nut.
5b. For arc resistant switchgear, close and
latch the compartment door.