20-Ton Industrial Water Chiller

Technical Specifications 20 Ton Industrial Water Chiller 1. General & Operational Data/Specifications a. Must be rated for continuous usage b. Ambient working limits: Minimum requirements are +14 Fahrenheit (?F) or -10 Celsius (°C) through +113 ?F or 45 °C c. Cooling capacity (Capacity based on 45 ?F or 7.22 °C water outlet temperature): 10 ?F or -12.22 °C delta at 95 ?F or 35 °C ambient temperature i. Twenty (20) tons, minimum capacity ii.

239,756 British thermal units (BTUs) per hour (BTUs/hr.), minimum capacity d. Must be designed to use water as a medium e. Cooling Water flow rate: 50 gallons per minute (GPM) or 189.27 liters (L), minimum flow rate f. Head Pressure: Fifty (50) pounds per square inch (PSI) at a flow rate of 46 gallons or 174.12L per minute (GPM) g. Refrigerant Type: R-410A h. Noise rating: Not-to-exceed 69 decibels (dBs) at thirty-two feet (32’) or 10 meters (m) 2. Reservoir/Self-Contained Water Tank: a. Fifty-five (55) gallon or 208.19L minimum capacity b. Chiller is to only operate using water contained in a reservoir/self-contained tank; an external water supply IS NOT required, except to fill the reservoir/self-contained tank. c. Tank is to be stainless steel.

3. Interfaces: a. Power Supply: i. Volts (V): 460V ii.

Phase: Three (3) phase alternating current (AC) iii.

Hertz (Hz): 60Hz iv.

Full Load Amps (FLA): Maximum of 60 FLA b. Fluid Connections i. System water supply: male pipe thread (MPT) two inches (2”) or 5.08 centimeters (cm) ii.

System water return: male pipe thread (MPT) two inches (2”) 5.08cm c. Filling reservoir/self-contained tank with drain 4. Weight & Dimensions: System must fit within below dimensions (Note, Reservoir/Self-Contained water tank is included in these measurements a. Dry Weight in pounds (lbs): Not-to-exceed two-thousand six-hundred sixty pounds (2,660 lbs) or 1206.55 kilograms (kg) b. Width: Not-to-exceed forty-five inches (45”) or 114.3cm c. Length/Depth: Not-to-exceed one-hundred inches (100”) 254cm d. Height: Not-to-exceed ninety inches (90”) 228.6cm 5. Portability a. Portability must be maintained while meeting all requirements in these specifications b. System must be self-contained on a movable skid/frame c. Skid/frame is to have lifting hole to allow forklift to move system d. Only permitted items to be disconnected for portability are:

i. Power Source identified in 3.a.iv ii. Fluid connections identified in 3.b.i and 3.b.ii e. Drain reservoir/self-contained tank of water 6. Clearance Spacing. The following states minimum space must be provided between the system and an obstacle-- a. Side Clearances: Required clearance for any side of unit is not-to-exceed six and one-half feet (6.5’) or 1.98m b. Top Clearance: Required clearance for top of unit is not-to-exceed ten feet (10’) or 3.04m See attached vendor questions and answers (Q&A) from the technical evaluator.