Powell PowlVac 01.4IB.51051C, Assembly

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12 Operation
01.4IB.51051C
PowlVac
®
Remote Racking Device Assembly
for PowlVac® CDR 5kV & 15kV Circuit Breakers
6. On the compartment door, rotate the
teardrop shaped racking shaft access
cover (Figure 5, c) clockwise to access
the opening.
7. To prepare the remote racking device
for operation, insert the plug of the
motor control box cord into the remote
racking device twist-lock receptacle
(Figure 7) . Turn the plug 1/₄ turn
clockwise to lock the plug in
the receptacle.
8. Unlatch the racking device spring lock
pin (Figure 8) .
9. Grasp the remote racking device by the
top handle with the drive socket toward
the circuit breaker (Figure 9, a) . Insert
the drive socket into the racking shaft
access opening until the socket engages
the circuit breaker racking shaft. With
the drive socket in place, position the
racking device support latch
(Figure 10, a) onto the support lock pin
(Figure 10, b) .
10. Push down the top of the racking device
support latch to close the latch
(Figure 10, a) .
11. Turn the spring lock pin to the lock
position to secure the remote racking
device to the support lock pin
(Figure 11, a) .
To avoid damage to equipment, and ensure
proper racking operation, the circuit breaker
racking mechanism must be engaged by the
racking socket before the remote racking
device is operated. For proper operation, the
racking device must be held securely by the
support lock pin and the hanger support.
CAUTION
12. With the racking device locked onto
the support lock pin, raise the racking
device slide assembly. Position
the racking device close to the
compartment door, and lower the slide
assembly to engage the racking device
support hanger (Figure 12) .
13. With the racking device installed on the
compartment door, turn the adjustment
knob until it engages the drive socket
with the circuit breaker racking shaft
(Figure 13, a) .
14. Physically move the motor control box
to a distant area to operate the remote
racking device.
The remote racking device is positioned
and ready to be energized for racking the
circuit breaker into the switchgear.
Figure 7 Insert the Motor Control Box Cable
Plug
a
b
a. Locking Receptacle
b. Motor Control Box Power Cable Plug