Toshiba CV-10HB, Инструкция по эксплуатации

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6F9G0154
11
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INSPECTION AND MAINTENANCE
To maintain the function and performance of the vacuum contactor for a long period
of time, the following inspections and maintenance procedures are recommended.
The intervals between inspections may vary depending on the conditions of use and
the environment under which the contactor is used. The initial inspection should be
carried out within one year of the start of equipment operation, and the succeeding
check intervals should be determined according to the result of the initial inspection.
See Section 2 for use under special environment as in outdoor cubicles.
(1) Patrol Inspection(every 1
－
6 months)
With the cubicle energized, visually check from out side the cubicle according to
the check list of Table 4,5.
WARNING : When opening the door of the cubicle, do not come close
to danger area.
Table 4 Patrol inspection items
Check item What to check
Abnormal noise Check if corona discharges or operation
magnets are not producing noise.
Abnormal smell Check if corona discharges or overheat are
not producing abnormal smell.
Table 5 Patrol inspection items(cont.)
Check item What to check
Abnormal discoloration Is there not any discoloration due to
overheat?
Damage Is there not any crack, break or dislocation
of insulating material or operation tools?
Open/close indication Is the OPEN/CLOSE indication (lamp)
normal?
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