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Portable Central Heating Unit


Location
North Dakota
Publication Date
06/06/2019 08:46 AM EDT
Closing Date
06/18/2019 03:00 PM EDT
Issuing Organization
State of North Dakota Department of Health
Solicitation Number
Description

Specifications include, but are not limited to: Be trailer mounted with electric brakes and may be enclosed. Have an output of 900,000 BTU. Have a minimum efficiency of 80%. Be a Diesel/Light Oil-fired system with the ability to be converted to LP or Natural Gas. Minimum run time of 24 hours. Be single phase, 115/230V, 60Hz, 30 Amps Be a fluid circulation system with: a. Low pressure and be atmospherically vented. b. Single supply and return. c. Adjustable fluid temperature control d. Auto pressure bypass for pump protection and variable flow demands. e. Auto temperature bypass for heat exchanger protection. Primary circulation to include: a. Fluid circulation lines – 2”, 50 MM b. Ball valves – 2”, 50 MM Quick-connect hose couplers to include: a. No drain fluid lines b. Rapid air elimination Heat transfer fluid shall be a non-toxic propylene glycol / water freeze protected mixture. Pump and temperature controls. Full gauge panel showing circulation fluid temperatures and pressures. II – Four (4) Heat Exchangers each shall: Portable With Fan Include a thermostatic temperature control Be 120V, single phase, 60Hz. Have a minimum of 200,000 BTU/H with a 2,000 CFM and 13 GPM fluid flow. III – Hoses and Manifold: Manifold set shall include two (2) custom Tees with 2” camlocks and two (2) 1” quick connects. The hoses Two (2) Primary circulation lines that shall be two (2) inch x 50’, with two (2) – 2” ball valves, with two (2) camlocks M/F for 200 and 2100 series. Eight (8) primary circulation lines that are 1” x 50’ with 1” quick connects M/F. Four (4) primary circulation lines that are 1” x 25’ with 1” quick connects M/F.

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