Eaton Cutler-Hammer VCP-WR Series 18, Инструкция по использованию, эксплуатации и обслуживанию

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I.B. 8295A61H03
Page 35
Effective 7/97
SECTION 7: INSPECTION AND
MAINTENANCE
7-1 INTRODUCTION
• DO NOT WORK ON A BREAKER IN THE “CON-
NECTED” POSITION.
• DO NOT WORK ON A BREAKER WITH SEC-
ONDARY DISCONNECTS ENGAGED.
• DO NOT WORK ON A BREAKER WITH SPRINGS
CHARGED OR CONTACTS CLOSED.
• DO NOT DEFEAT ANY SAFETY INTERLOCKS.
• DO NOT LEAVE MAINTENANCE TOOL IN THE
SOCKET AFTER CHARGING THE CLOSING
SPRINGS.
• DO NOT STAND LESS THAN ONE METER AWAY
FROM THE BREAKER WHEN TESTING FOR VAC-
UUM INTEGRITY.
FAILURE TO FOLLOW ANY OF THESE INSTRUC-
TIONS MAY CAUSE DEATH, SERIOUS BODILY
INJURY, OR PROPERTY DAMAGE. SEE SECTION 2-
SAFE PRACTICES FOR MORE INFORMATION.
7-2 FREQUENCY OF INSPECTION
Inspect the breaker once a year when operating in a
clean, non corrosive environment. For a dusty and cor-
rosive environment, inspection should be performed
twice a year. Additionally, it is recommended to inspect
the breaker every time it interrupts fault current.
Refer to the table on the following page for maintenance
and inspection check points.
!
WARNING
A
A
View A — A
● Apply one drop of light
machine oil such as
Mobil One at locations
shown.
Figure 7-1 Lubrication Points