FA524023R0019 Amendment 003 Q A.pdf

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Attached to
36 CES HVAC Direct Digital Controls (DDC) Upgrade for 644 CBCS Federal contract opportunity
Solicitation number
FA524023R0019
Issued by
Department of the Air Force Pacific Air Forces

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FA524023R0019 - HVAC DDC SYSTEMS UPGRADE for 644 CBCS 16 June 2023 Amendment 003 – RFI from Site Visit Q&A

Q1: Is the contract intent to include DDC graphics for each building for the HVAC? If so, please provide equipment lists per building.

A1: Yes. Please see equipment list below:

B30 1 DX Unit 5 Vavs

B9115 2 AHUs 3 Condensers 5 VAVs

B18001 1 Chiller 8 AHUs 112 VAVs

B18006 1 Chiller 12 AHUs 3 FCUs 79 VAVs

B22002 1 Ducted Split Unit 1 Package Unit

B24016 2 Chillers 9 AHUs 40 VAVs

B61202 1 Chiller 2 AHUs 20 VAVs 10 Exhaust Fans

B61250 2 AHUs 2 Condensers 14 VAVs

B61310 1 Ducted Split Unit 4 VAVs

B61312 3 Dehumidifiers 1 AHU 1 Condenser 5 VAVs

B61316 3 Dehumidifiers 1 AHU 1 Condenser 5 VAVs

Q2: Is the contract intent to have either a or b?

A. Full read/write capabilities from the server down to the field controller level (CH, AHU, VAV, EF, etc. controller). If so, then any changes to the sequence of operations will not be able to be implemented in the future for these field controllers with one controls vendor, or

B. Full programming tool interoperability/compatibility from the server down to the field controller level (CH, AHU, VAV, EF, etc. controller If so, then a unified controls manufacturer from the server, workstation, and field controllers (CH, AHU, VAV, EF, etc. controller) level will need to be installed.

A2: B

*Please note, no further questions will be answered.

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