# Brazos Valley Ionwave #27-012 Addendum 1

City of Bryan VFD Control Replacement with NXGPro+ Systems

**Posted:** October 26, 2026
**Respond By:** November 17, 2026
**Identifier:** 27-012 Addendum 1
**NAICS:** 238210

The City of Bryan is seeking construction services to replace two variable-frequency-drive (VFD) control systems at its Water Production High Service Pump Station.
- **Government buyer:** City of Bryan, Water Services, Purchasing Department (Bryan, Texas).
- **OEM:** **Innomotics** is named for the existing NXGI equipment; the specified replacement is the NXGPro+ system. The bid documents also call for an Anybus component in the spare-parts kit.
- **Products requested:**
  - One upgrade package for NXGPro+ air-cooled 9–18-cell systems, including parts and engineering; the amended scope is to replace two VFD systems serving 800-horsepower drives.
  - One NXGPro+ spare-parts kit, including an NXGPro+ DCR without STO program; DNR120 power supply (264V, 24V, 5A); two DNR18 power supplies (264V, 15V, 1.2A); system interface board assembly; PCA final assembly 120VAC user I/O board; NXGProPlus power supply; six transient voltage suppressors; three 0.0047uF 100VDC 10% ceramic capacitors; three 0.001uF 200V 10% ceramic capacitors; two Hall Effect burden resistors; English multilingual keypad assembly; and one Anybus.
  - Two VFD control systems, specified for upgrade from NXGI to NXGPro+.
- **Services requested:** One installation and commissioning line item, with project work also including programming, testing, training, and closeout documentation to deliver a complete, operable installation.
- **Notable requirements:** The estimated replacement budget is $125,000–$240,000. The RFP describes an estimated duration of 30 working days; no option years or annual subscription are specified.

### Description

The City of Bryan is requesting competitive sealed proposals for construction services to upgrade the variable-frequency-drive control system at the Water Production High Service Pump Station. The work is to replace the existing Innomotics NXGI system serving 800-horsepower drives with a complete, tested, and operable NXGPro+ installation. Scope includes related programming, commissioning, training, closeout documents, and a spare parts kit. Addendum 1 states the project covers replacement of two VFD systems and gives an estimated replacement budget of $125,000 to $240,000.

[View original listing](https://brazosbid.ionwave.net/PublicDetail.aspx?bidID=4010&SourceType=1)