Switchgear Maintenance & Testing
A Periodical Program
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We at NET would like you to recognize that in order for a switchgear maintenance program to be effective, it must be implemented on a periodic basis. To help you in determining your servicing needs, we have prepared the following chart which we believe will give you some basic guidelines.
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Environment of Equipment
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Frequency of Testing
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clean, dry
dusty, dirty
wet, humid or caustic atmosphere
extreme dirt, metal dust or high humidity
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Every 2-3 years
Every year
Every year
Every 6 months
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