Attachment_1 _OREGON_II.pdf

Brand Name or Equal Redundant Refrigeration and Air Conditioning

Plant Procurement for NOAA Ship Oregon II

1. Background – The NOAA Ship Oregon II is a fisheries research vessel, homeported at the NOAA facility in Pascagoula, MS.

It conducts fisheries research throughout the Gulf of

Mexico. The ship’s refrigeration system is a direct expansion system consisting of a single Carrier 05F60-149 compressor and Carrier 07FY salt water cooled condenser.

The ship’s Air Conditioning system is a direct expansion system, with the refrigerant going to the air-handling units. This system consists of a single Carrier 05H80 compressor with salt water cooled condenser.

1.1 Work Description – Provide two independent refrigeration

units and two independent Air Conditioning units to replace the existing single units.

2. References

2.1 None

3. Government Furnished Material

3.1 None

4. Work Requirements

4.1 Provide two independent Refrigeration units that are packaged together in such a way that the new units fit in the space of the existing refrigeration unit, in accordance with the following salient characteristics:

Characteristics; Refrigeration Units Description

Capacity @ -25 degF SST 2 tons each

Refrigerant R-507

Power Supply 460 V, 3 Phase, 60 Hertz

Compressor Semi-hermetic Reciprocating

Direct Drive

8 hp motor

Condenser

Seawater-cooled

Cleanable Shell and Tube 90/10 Cu/Ni tubes and clad tubesheets, cast bronze heads, and double liquid outlets

1 1/2 inch FPT water connections

21 gpm flow rate

Miscellaneous Features NEMA 4 (IP 56) Control Box

Unit Mounted Starters

High/Low Oil Safeties

Redundant Refrigeration and Air Conditioning

Plant Procurement April 2016 (continued)

ABS Approved and Certified

Replaceable core Filter-drier

Size Both units must be packaged together to fit the following envelope: 31 inches wide, 66 inches tall and 65 inches long

4.2 Provide two independent Air Conditioning units that are

packaged together in such a way that the new units fit in the space of the existing Air Conditioning unit, in accordance with the following salient characteristics:

Characteristics; Air Conditioning Units Description

Capacity @ -40 degF SST 28 tons each

Refrigerant R-507

Power Supply 460 V, 3 Phase, 60 Hertz

Compressor Semi-hermetic Reciprocating

Direct Drive

25 hp motor

Condenser

Seawater-cooled

Cleanable Shell and Tube

90/10 Cu/Ni tubes and clad tubesheets, cast bronze heads, and double liquid outlets

3 inch FPT water connections

125 gpm flow rate

Miscellaneous Features

NEMA 4 (IP 56) Control Box

Unit Mounted Starters

High/Low Oil Safeties

ABS Approved and Certified

Replaceable core Filter-drier

Size Both units must be packaged together to fit the following envelope: 35 inches wide, 59 inches tall and 81 inches long

4.3 The new units should be able to be cooled using the existing cooling water pumps. Each of the Refrigeration and Air

Conditioning units shall be able to be operated independently.

4.4 The new units shall be provided with all necessary controls and control panels.

Redundant Refrigeration and Air Conditioning

Plant Procurement April 2016 (continued)

4.5 Both the Refrigeration and Air Conditioning Units shall be provided by the same manufacturer to maximize spare parts commonality.

4.6 Both the Refrigeration and Air Conditioning Units shall use R- 507 Freon in order to be common with other ship board systems and minimize the number of coolants carried on board.

5. Quality Assurance

5.1 COR inspection.

6. Notes

6.1 Ship the units to the following location:

6.1.1 NOAA Ship Oregon II

Gulf Marine Support Facility

151 Watts Ave

Pascagoula, MS 39567

END OF SPECIFICATION