Loading...
Skip to main content
< Back to results

Mechanical Room Refrigerant Monitoring System


Location
Missouri
Publication Date
07/05/2019 08:55 AM EDT
Closing Date
07/18/2019 11:00 AM EDT
Issuing Organization
County of St. Charles
Solicitation Number
Description

Specifications include, but are not limited to: ➢ The Contractor shall supply and install a fully functioning refrigerant monitoring system. ➢ The contractor shall perform a smoke test to determine adequate location of sampling lines based on airflow in mechanical room. ➢ The Contractor shall locate at least 2 sampling lines per chiller. The refrigerant monitoring system shall have enough sampling line port to adequately cover the size of the mechanical room. This also includes where refrigerant is stored. ➢ The Contractor shall be responsible for contracting any electrical work for this system with a licensed electrician. The monitor shall be installed on a dedicated power circuit. ➢ The wiring for the system shall be in electrical metallic tubing (EMT). ➢ The wiring for the notification strobes or horns shall be in EMT conduit when below ten feet above the floor if low voltage. If 120-volt, all wiring shall be in EMT conduit. ➢ The refrigerant monitoring panel shall be mounted outside of the mechanical and installed in the parking garage. Exact location can be flexible to aid in ease of installation. ➢ The Contractor shall provide and install at a minimum 8 amber visual alarms devices as well as audible alarm devices, 4 are to be installed outside of the 4 entrances to the mechanical room. The other 4 are to be installed to provide adequate notification throughout the mechanical room. More alarm notification devices may be required in mechanical room to overcome obstacles and noise. ➢ The Contractor shall provide and install 8 aluminum warning signs next to the amber flashing LED, stating: ”Warning- Alarm signal indicates refrigerant leak detected. Evacuate monitored area immediately.” ➢ The Contractor shall provide a monitoring system that has relay contacts for alarm, warming, fault and exhaust fan activation. The system shall also have BACnet capability to tie into a future upgraded Trane Tracer SC building management system. ➢ The Contractor shall tie in alarm relay to current building management Trane Tracer Summit panel. ➢ The Contractor shall provide a sampling line style monitoring system. System may be installed with polyurethane tubing. Tubing shall be protected by metallic conduit when run below ten above finished floor. ➢ The Contractor shall run sampling tubing with a proper bend radius and install in way that prevents kinking. ➢ The monitoring system shall use photoacoustic infrared sensors. Minimum sensitivity shall be 1 ppm. ➢ Housing of monitor shall be lockable ➢ The Contractor shall be responsible to calibrate and verify unit is properly reading levels of refrigerant.

Get instant access

Get instant access to solicitation details & future business opportunities.

to solicitation details & future business opportunities.

Get Access

Vendor packages with access to similar open solicitations

Matching bid notifications & access to all Statewide & Group bid details

Statewide

Matching bid notifications & access to all Statewide & Group bid details

Matching bid notifications from participating agencies

Group

Matching bid notifications from participating agencies

Access participating agency bids

Basic

Access participating agency bids