Minot AFB BLDG 774 Chiller Specs 6-22-21.pdf

Minot AFB BLDG 774 Chiller

INCLUDING:

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• Refrigerant Type: R410A

• Power: 460-3-60.0 Application

• Power Connection: SP CB w/ L Handle and 65 kA SCWR

• TEAO Fan Motors

• Low Sound Fans with VSD Control

• 3/4 Inch Thick Insulation of Evaporator

• All Aluminum Microchannel Coils

• Both Low/High Ambient Kit Required

• Louvered (Full Unit) Enclosure Panels

• Hot Gas Bypass (1 circuit)

• Acoustic Sound Blanket

• Flow Switch + Extension Kit

SCROLL COMPRESSOR-MOTOR ASSEMBLY

• High Efficiency Rotary Scroll Compressor

• Hermetic High Efficiency Induction Motor

• HFC-410a factory refrigerant and oil charge

• Neoprene isolators

BRAZED PLATE HEAT EXCHANGER EVAPORATOR

• 316L stainless steel corrugated plates

• Factory wired and mounted flow switch

• Reduces refrigerant charge by 40% - eligible for LEED Credit EAc4

• Electronic Expansion Valve – factory piped

• Liquid level sight glass, replaceable core filter-drier, and Schraeder charging valves

• 20 mesh wye-strainer -supplied by York and piped by Contractor

• Thermostatically controlled heater to -20 °F (standard)

• ¾“ factory applied insulation

MICRO-CHANNEL AIR-COOLED REFRIGERANT CONDENSER

• Variable speed low sound composite condenser fans

• Refrigerant Isolation Valves - to store refrigerant in the condenser

• Low ambient option to 0°F

• Full unit louvered panels for protection from hail and debris

MICRO-CONTROL AND POWER CENTER

• UL and FCC approved, ISN Micro-Computer control center

• 40 character Liquid Crystal Display (LCD) touch-screen display

• BACnet BAS control interface

• Factory mounted temperature and pressure sensors

• Factory mounted thermal dispersion water flow sensors

• Unit Mounted and wired 115/1 control power transformer

• Single Point Power circuit breaker connection

ELECTRICAL

• NEMA 3R enclosure

• UL listed ground fault protection

• Overvoltage and under-voltage protection

• 3 phase sensing motor overcurrent protection

FACTORY CERTIFIED START-UP SERVICE

• Start-up of chiller

EQUIPMENT WARRANTY

• Entire unit Parts & Labor Warranty 2 year from start-up

• 2 Year Refrigerant Warranty

• Five Year Compressor Parts and Labor Warranty

EXCLUSIONS

• Rigging and setting of chiller

• Rigging Warranty

• Electrical wiring

NOTES FOR INSTALLING CONTRACTOR

• York chillers are factory charged with HFC-410a

• Flow sensors and temperature chilled water sensors are factory mounted and wired

• Refrigerant isolation valves allow the charge to be laid up in the condenser while servicing

• Vibration isolators are provided by York, and field mounted by Contractor

• 20 mesh wye-strainer is provided by York, and field piped by Contractor

• Electrical wiring of 115/1 GFCI receptacles and evaporator heater by Contractor - if required