Instruction Book
Effective: March 2007
Page 19
IB6513C80G
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The breaker will move slowly toward the rear of the cell.
After the breaker starts to move, it is not necessary to
push (Figures
4-13
and
4-14
)
.
Continue cranking until
the crank turns freely, and the breaker stops moving.
When the breaker is fully engaged, the front face-plate
will almost touch the cell frame angles. The breaker is
now in the OPERATING or ENGAGED position, and
may be operated electrically using the control switch on
the cell door.
4-13 REMOVING BREAKER FROM CELL
NOTICE
The breaker may open and its closing spring may
discharge as it is withdrawn from the cell. It
depends on whether the breaker was left closed or
open, or whether the spring was left charged or
discharged.
To remove the breaker from the operating position, trip
the breaker open, and engage the levering crank on the
levering device shaft. Turn the crank counterclockwise
until the crank rotates freely. Pull the breaker toward the
front of the cell until the rail latch engages the slot in the
rail. The breaker is now secured in the TEST position.
To remove the breaker from the cell, press down on the
rail latch to free the breaker from the rail. Pull the
breaker out of the cell.
Figure 4-13 Levering 5 kV Breaker to Connected Position
Figure 4-14 Levering 7.5 or 15 kV Breaker to Connected
Position