COMMANDING OFFICER, CIVIL ENGINEERING UNIT JUNEAU, P. O. BOX 21747, JUNEAU, AK 99802-1747

35 -- OZONE-FRIENDLY A/C EQUIPMENT - POTENTIAL SOURCES SOUGHT DUE 073195 POC Contact Point, RICHARD GARRISON, (907)463-2441, Contracting Officer, RICHARD GARRISON, (907)463-2441, Additional Contact, JOE RAFFERTY, (907)463-2424 THE COAST GUARD CIVIL ENGINEERING UNIT JUNEAU, ALASKA IS CONDUCTING A MARKET SURVEY FOR INFORMATION PURPOSES ONLY. THE COAST GUARD CIVIL ENGINEERING UNIT WILL NOT MAKE A PROCUREMENT AS A RESULT OF THIS NOTICE. THE COAST GUARD IS SEEKING INFORMATION ON EXISTING OZONE FRIENDLY A/C EQUIPMENT WHICH COULD BE USED TO REPLACE EXISTING A/C EQUIPMENT AT U. S. COAST GUARD LORAN STATION TOK, ALASKA. THIS INFORMATION WILL BE USED TO FURTHER REFINE SPECIFICATIONS AND DRAWINGS TO REPLACE THE AIR CONDITIONERS. UNITS SHALL BE PACKAGED, AIR-COOLED, FACTORY ASSEMBLED AND TESTED, PRE-WIRED AND PRE-PIPED COMPUTER ROOM-TYPE, AIR-CONDITIONING UNITS, CONSISTING OF CABINET, FANS, FILTERS, HUMIDIFIER, REMOTE CONDENSERS, AND CONTROLS. A/C EQUIPMENT SHALL BE DESIGNED FOR SEISMIC ZONE 4. UNITS SHALL BE DESIGNED TO BE INSTALLED ON RAISED ACCESS FLOORING WITH ALL CONNECTIONS AT BOTTOM OF UNIT. REFRIGERANT; OZONE-FRIENDLY, CFC-FREE (NO R-12, R-22, OR OTHER CFC), EPA APPROVED AND AVAILABLE THROUGH 2025; REFRIGERATION SYSTEM: DIRECT EXPANSION TYPE WITH TWO SEPARATE REFRIGERANT CIRCUITS. PERFORMANCE: UNITS AC-1 AND AC-2; BOTTOM RETURN TOP DISCHARGE, 208.2 MBH SENSIBLE COOLING CAPACITY, 244.7 MBH COOLING CAPACITY, FANS 15,600 CFM AT 0.5 INCHES WG EXTERNAL STATIC PRESSURE, 15 HP; UNITS AC-3 AND AC-4: TOP RETURN, BOTTOM DISCHARGE, 93.0 MBH SENSIBLE COOLING CAPACITY, 123.1 TOTAL COOLING CAPACITY; REHEAT 6.4 KW 3 STAGES; HUMIDIFIER CAPACITY 17.4 LBS/HR, EVAPORATOR FAN CAPACITY 4,650 CFM AT 0.5 INCHES W.G. ESP, 1.5 HP; REMOTE CONDENSERS: 123.1 MBH COOLING CAPACITY, FANS 8,250 CFM AT 0.5 INCHES W.G. ESP, 7.5 HP. ELECTRICAL REQUIREMENTS: UNITS SHALL BE DESIGNED TO OPERATE ON 480 VOLT, 3 PHASE, 60 HERTZ POWER. EXPECTED AREAS OF TECHNICAL EMPHASIS: OZONE-FRIENDLINESS, MAINTAINABILITY, SERVICE LIFE, SUPPORTABILITY, INITIAL ACQUISITION COST, AND LIFE CYCLE COSTS. PLEASE RESPOND DIRECTLY WITH DESCRIPTIONS OF YOUR PRODUCTS. ALL RESPONSES RECEIVED NOT LATER THAN JULY 30, 1995 SHALL BE CONSIDERED. (0179)

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