WO_DGCWRN.doc

Furnished all of the following delivered Naval Station Great Lakes, Illinois:

- One (1) Replacement Chiller

-Old Trane chiller model Number RTAA2154YT01A3DOBFGHKMQ, SERIAL NUMBER U01B07133

Based on the following performance and specs:

- One (1) Nominal 210 TON Air Cooled Scroll Chiller with the performance based on ARI CONDITIONS, chiller skid is 283 inches long by 89 inches wide.

-Brand Name or equal to Carrier Chiller Model #30RBX21064-LNG5C

Description of options:

30RB A/C Rotary Scroll Chiller 210 Tons Cooling 460VOLT-3PHASE-60HERTZ

Freeze Protection, Suction Line Insulation, Suction Service Valves

Service Option, Low Sound Option

Minimum Load Control, Single Point, BACnet Communications, Coil Trim Panels

Provide the following Design for one chiller:

Tag Name: ACC-183T 30RB X210

Model Number: 30RB210

Condenser Type: Air Cooled with high refrigerant pressure relief

Compressor Type: Scroll

Nameplate Voltage: 460-3-60 Volts-Phase-Hertz

Quantity: 1

Refrigerant: R410A

Independent Refrigerant Circuits: 2

Capacity Control Steps: 10

Minimum Capacity: 6.0 %

Shipping Weight: 12056 lb.

Operating Weight: 12772 lb.

Unit Length: 283 in

Unit Width: 89 in

Unit Height: 90 in

- R-410a refrigerant - Either fully charged with refrigerant or refrigerant shipped separately in storage cylinders with the unit refrigerant circuits with nitrogen holding charge

- The requested chillers shall meet physical and performance specifications of the original equipment so as to fit the existing steel support framed space. After award a site visit will be required to verify interface piping, power, and control location requirements of connection points.

- Power and control panels mounted on chiller frame/ skid

- Chiller's Evaporator shall be shell and tube heat exchanger ASME rated 150 pound uses 30 % propylene glycol on the fluid side, cooling rated 183 tons and R410A on the refrigerant side.

- Entering CHW 54 DEGREES F.

- Chiller Evaporator constant volume flow 460 GPM

- Leaving CHW 44 DEGREES F.

- 460 Volt/60 HZ/3 Phase dual point power connections with one chiller panel fused disconnect.

- Electric circuit SINGLE POINT Max fuse MOCP requirements 450 AMPS, MCA 422.9

-Chiller's existing power feed electric circuit utilizes 2 each parallel 350kcmil feeds per phase (two 2-1/2" Conduits for each set).

-The Full Load Eff rating is 9.7 EER and a Part Load (IPLV) Eff rating of 16.3 EER.

- Compressor isolation service valves

- Minimum Load Control w/ unloading capacity to 6% minimum chiller load controls.

- Controls Expansion Module: The Microprocessor Board shall accept a 4 to 20 milli-amp, 0 to 10VDC input to reset the leaving chiller liquid temperature from the Siemens Automation System. The unit interface capabilities shall include remote start-stop, remote water temperature reset via a PWM 4 to 20 milliamp or 0 to 10VDC input signal or up to two stages of demand (load) limiting. The standard control panel will be directly connected to a Siemens Building Automated Control System.

BACnet Communications Board & Vendor provided local on-site programming assistance of the BAC net points list to the existing BAS system.

- Factory Installed, Powered 120 volt receptacle for convenience

- Factory Installed Hail Guards

- Greenspeed High Eff Variable Speed Condenser Fan system w/ Low Amb capability to -20 degree F.

- Low Sound Reduction package with low sound fans

- Chilled water flow switch or integral flow detection

- Part number 30RB060-300-SL1 Factory startup on site with field installed items shall be included in the vendors startup cost.

- 1st year entire unit parts and labor warranty

- Vibration Isolator pad is required for mounting chiller skid to in place pad 289 inches north to south and 103 inches east to west

-Part number 30RB210-225-RC5 Extended 4 year compressor parts only warranty

- Naval Facilities (NAVFAC), Great Lakes Approval of design drawing and/or sketch of layout and bill of material of all furnished items shall be included. Submittals shall be sent right after award is made. Submittals shall mark for only the equipment and accessories furnished. All Loose parts shall be packaged and identified by part numbers.

- Piping configuration, location shall be field reviewed by vendor reviewed and approved by NAVFAC prior to fabrication with the sizing for new shell and tube type evaporator shall match a flow of 460 GPM and pressure drop 14.2 feet water with an inlet and outlet 6 inch Victaulic connection headers. Chilled water Inlet and outlets, power and control panel shall be located on the chiller skid.