TEGG: Maintenance Frequency / Business Interruption Info

Maintenance Frequency Chart

HOW OFTEN SHOULD YOUR ELECTRICAL EQUIPMENT RECEIVE SOME FORM OF PREDICTIVE/PROACTIVE MAINTENANCE?

What is the criticality/reliability of the loads fed by this equipment?

	Poor condition/Older equipment	Average Condition/Older Equipment	High Condition/Older Equipment
Required Liability is LOW	Annually	Every 2 Years	Every 2.5 Years
Required Liability is MEDIUM	Twice/Year	Annually	Every 1.5 Years
Required Liability is HIGH	Quarterly	Twice/Year	Every 9 Months

SOURCE: based on: Manufacturer's Recommendations; Recommendations from the National Fire Protection Association Standard NFPA-70B; and Recommendations from the International Electrical Testing Association Maintenance Testing Specifications for Electrical Power Distribution Equipment and Systems (MTS-01, Page 188).

NOTE: The exact type and frequency of predictive/proactive maintenance activities must be adjusted by a number of factors, including: equipment type, location, environmental conditions, service/loading, duty cycle, fault service, availability of back-up, equipment replacement cost and availability, your budget constraints, and experiences with the equipment, etc. Lemberg Electric will provide you with a preliminary system evaluation and maintenance recommendations specific to your situation.

Business Interruption Information

"The average hourly outage costs incurred for office buildings are $.0681/square foot."
Costs $/Hr.
Small Businesses	$1,437
Cellular Communications	$41,000
Telephone Sales	$72,000
Airlines	$90,000
Credit Card Billing	$2,580,000
Brokerage Operation	$6,480,000

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