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TranSystems Corporation - LGM Construction

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501070099 Federal Express Oakland Sort Expansion Issued for Bid 10/11<br />

5. Test and adjust controls, remote monitoring, and safeties. Replace damaged and malfunctioning<br />

controls and equipment.<br />

D. Enclosed controllers will be considered defective if they do not pass tests and inspections.<br />

3.5 ADJUSTING<br />

A. Set field-adjustable switches, auxiliary relays, time-delay relays, timers, and overload-relay pickup and trip<br />

ranges.<br />

B. Adjust the trip settings of MCPs and thermal-magnetic circuit breakers with adjustable, instantaneous trip<br />

elements. Initially adjust to six times the motor nameplate full-load amperes. If tripping occurs on motor<br />

inrush, adjust settings in increments until motors start without tripping. Do not exceed eight times the<br />

motor full-load amperes (or 11 times for NEMA Premium Efficient motors if required).<br />

C. Set field-adjustable circuit-breaker trip ranges.<br />

END OF SECTION 16430<br />

MOTOR-CONTROL CENTERS 16430 - 5

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