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TranSystems Corporation - LGM Construction

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

D. Anti-recycle Protection - shall be provided to prevent excessive cycling, and premature<br />

wear, of the compressors, contactors and related components.<br />

2.14 MISCELLANEOUS FEATURES<br />

A. Provide unit mounted non-fused disconnect.<br />

B. Provide unit mounted 115 volt convenience outlet.<br />

C. Provide Phase and Voltage Monitor. Protects 3-phase equipment from phase loss, phase<br />

reversal, and low voltage. Any fault condition will produce a Failure Indicator LED, and<br />

send the unit into an emergency stop condition. cULus approved.<br />

2.15 BUILDING MANAGEMENT SYSTEM<br />

A. Provide factory mounted control interface to operate with the building management<br />

system.<br />

B. Control Functions: Includes unit time scheduling, occupied/unoccupied mode, optimal<br />

start/stop, night-time free-cooling purge mode, two-step demand limiting, night setback,<br />

morning warmup, discharge air set point adjustment, universal smoke purge, building<br />

pressurization, timed override and alarm shutdown.<br />

C. Diagnostic Functions shall include:<br />

� RTM temp sensor fail<br />

� Heat failure<br />

� Supply air temp sensor fail<br />

� Unocc zone cool stpt fail<br />

� RTM auxiliary temp sensor fail<br />

� Unocc zone heat stpt fail<br />

� OA temp sensor failure<br />

� Supply sir press stpt fail<br />

� Mode input failure<br />

� Spc static press stpt fail<br />

� Occ zone cool setpoint fail<br />

� Space press sensor fail<br />

� Occ zone heat setpoint fail<br />

� Return air temp sensor fail<br />

� Supply air pressure sensor fail<br />

� RA humidity sensor fail<br />

� OA humidity sensor fail<br />

� Supply air static press limit<br />

� Emergency stop<br />

� SCM communications fail<br />

� Supply fan fail<br />

� MCM communications fail<br />

PACKAGED ROOFTOP AIR CONDITIONING UNITS 15733-9

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