Requirement Final.pdf

STATEMENT OF REQUIREMENTS

TITLE: Procurement of a Chilled-Water Cooling System Heat Exchanger high temperature vacuum furnace

I. SPECIFICATIONS

The contractor shall deliver one (1) chilled-water-cooled circulating water system heat exchanger that meets or exceeds the following requirements:

• The chilled-water-cooled circulating water system shall be a closed-loop system.

• The dimensions of the circulating water system shall be equal or smaller than 1.25 m x 1.25 m x 1.75 m

(4 ft x 4 ft x 5.7 ft).

• The heat removal capacity shall be equal to or larger than 300,000 BTU/h between 15 ºC and 27 ºC (59

ºF and 80 ºF).

• The temperature of the supply water (from the circulating water system to the instrument) shall be able to control and monitor.

• The maximum flow rate of supply water shall be equal or higher than 95 L/m (25 gpm).

• The maximum pressure of supply water shall not exceed 3.4 bar (50 psi).

• The flow rate of supply water shall be able to adjust automatically between 30 L/m (8 gpm) and 95 L/m

(25 gpm) depending on the needed flow rate of the instrument.

• The circulating water system shall include an emergency backup pump in case of an electric power outage.

• The backup pump system shall be engaged automatically to provide uninterrupted water circulation.

• The flow rate of the backup pump system shall be at least 35 L/m (10 gpm) at 1.7 bar (25 psi).

• The size of the water reservoir shall be equal or larger than 75 Liters (20 gal).

• The water reservoir shall include a lid and drain.

• The water reservoir shall be made of stainless steel.

• The water level of the reservoir shall be able to monitor remotely.

• The circulating water system shall have an audible alarm to notify the circulating water system failures.

• The circulating water system shall have an Emergency Stop switch.

• All electrical components shall be NEMA standard configuration type.

• The circulating water system shall be movable (on wheels).

• All equipment shall be new. Used or remanufactured equipment shall not be accepted (including parts and consumables).

Manual

The Contractor shall provide one (1) operations and maintenance manual.

• All equipment shall include a set of manuals covering proper operation, routine maintenance, and troubleshooting for the instrument. The manuals may be supplied in hard copy or electronic format (or both).

NIST Utilities

-. Chilled water temperature: 13 ºC (55 ºF)

-. Chilled supply water pressure: 4.1 bar (60 psi)

-. Chilled return water pressure: 2 bar (30 psi)

-. Chilled water minimum flow rate: 57 L/m (15 gpm)

-. Dry air: 2.0 bar - 7.0 bar (29 psi - 100 psi)

-. Electric power: 480 Volt / 3 Phase / 60 Hz

Installation

The Contractor shall install the chilled-water-cooled circulating water system at the National Institute of

Standards and Technology, 100 Bureau Dr., Building 231, Room B115, Gaithersburg, MD. Installation shall include, at a minimum, uncrating/unpacking all equipment, set-up and hook-up of all equipment, start-up, demonstration of specifications, and removal of all trash. Installation shall occur during normal business hours, between 7:30 am and 3:00 pm Eastern Time, Monday through Friday, except for Federal Holidays, and shall be coordinated with the NIST Contracting Officers Representative(COR). Installation shall occur within 30 calendar days after receipt of the system.

Warranty

The Contractor shall provide at least a one (1) year warranty to include all travel, labor, and parts that may be required. The warranty shall commence upon written acceptance by the NIST COR. The offeror shall provide onsite repair warranty service at the NIST, Gaithersburg, MD location.

II. DELIVERY

National Institute of Standards and Technology

100 Bureau Drive

Gaithersburg, MD 20899-8555

Delivery shall be between 7:30 am and 3:00 pm Eastern Time, Monday through Friday, except for Federal

Holidays.

III. DELIVERABLES

Description Quantity Due Date

Chilled-Water Cooling System Heat

Exchanger

One (1) system Within 180 calendar days after award of this requirement.

Operations and Maintenance Manual One (1) Within 180 calendar days after award of this requirement.

Installation Once Within 30 calendar days after receipt of system

IV. ACCEPTANCE CRITERIA

The Contractor shall be responsible for demonstrating that all performance specifications are met.

V. GENERAL INFORMATION

Safety: The Contractor employee shall be responsible for knowing and complying with commercial installation safety prevention regulations. Such regulations include, but are not limited to, general safety, fire prevention, and waste disposal.

Security: NIST is a restricted campus. An identification badge is required for access for entry into buildings and also is shown to the armed Security Police when entering the campus.

Identification Badges: Contractor employees shall comply with NIST identification and access requirements.

The Contractor shall provide the name of employees for on-site visits to the NIST Contacting Officers

Representative (COR) prior to arrival.

Vehicle Registration: All Contractor employees must register their vehicles with the NIST Security Office to gain access to the campus. A valid driver’s license, Government-furnished civilian ID (which in most cases can be a valid driver's license), proof of insurance and current registration must be presented to the NIST Security

Office.