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IB131006EN
Page 49
Effective 07/2017
CAN RESULT FROM CONTACT WITH ENERGIZED
EQUIPMENT. ALWAYS VERIFY THAT NO VOLTAGE
IS PRESENT BEFORE PROCEEDING WITH THE
TASK, AND ALWAYS FOLLOW GENERALLY
ACCEPTED SAFETY PROCEDURES.
Safety Precautions:
Read and understand these
instructions before attempting any maintenance, repair
or testing on the breaker. The user is cautioned to
observe all recommendations, warnings and cautions
relating to the safety of personnel and equipment.
The recommendations and information contained herein
are based on Eaton experience and judgment, but
should not be considered to be all-inclusive or covering
every application or circumstance which may arise. If
further information is required, you should consult
Eaton.
Testing Procedures:
Assuming that the breaker is
safely pulled out to the Test/Disconnect position in the
enclosure or placed on the workbench, follow this
procedure to perform the CloSure
TM
Test. For further
instructions on disconnecting the circuit breaker consult
Section 4 of this manual. If the enclosure is equipped
with the MOC operating in the test position also, make
certain that the MOC is connected to operate.
Step 1 -
On the front cover identify the status indicators.
MAKE SURE THE CLOSING SPRING STATUS
INDICATES
“Discharged”
AND THE MAIN CONTACT
INDICATOR SHOWS
“Open”
(Figure
6-5
)
.
Step 2 -
Remove the circuit breaker front cover.
Be sure
to save the original fasteners for reassembly.
Step 3 -
Cut a piece of one-inch wide drafting/masking
tape approximately 8 to 10 inches long.
Figure 6-6 Starting Tape at Bottom of Cam
Figure 6-7 Wrapping Tape Up Around Cam
Step 4 -
Place the tape around the cam starting from the
bottom up. Make certain that the tape adheres well to the
cam surface. (See Figures
6-6, 6-7
and
6-8
).
Figure 6-8 Attaching Tape Around to Back of Cam
Figure 6-9 Attaching CloSure
TM
Test Tool at Hole “A”
Содержание VCP-W
Страница 28: ...IB131006EN Page 22 Effective 07 2017 position Courtesy of NationalSwitchgear com...
Страница 39: ...IB131006EN Page 33 Effective 07 2017 Figure 5 3 Closing Cam and Trip Linkage Courtesy of NationalSwitchgear com...
Страница 40: ...IB131006EN Page 34 Effective 07 2017 Figure 5 4 charging schematic Courtesy of NationalSwitchgear com...
Страница 44: ...IB131006EN Page 38 Effective 07 2017 Figure 5 5A CONTINUED Courtesy of NationalSwitchgear com...
Страница 65: ...IB131006EN Page 59 Effective 07 2017 Courtesy of NationalSwitchgear com...
Страница 67: ...IB131006EN Page 61 Effective 07 2017 Courtesy of NationalSwitchgear com...