Micro Gin Motor Control Center Upgrade RFP

Description: Requirement for the supply and installation of one Motor Control Center (MCC) and Programmable Logic Controllers (PLC) with Human-Machine Interface (HMI) control console to replace the existing hardwired devices and controls. Commissioning will be the joint responsibility of contractor and USDA personnel. Existing service is provided by three on site transformers providing 480 volts via a delta configuration with a corner grounded “B” phase. The current service configuration will not change. Special consideration must be applied to the application of variable frequency drives with the grounded “B” phase. Installation must include removal and demolition of existing devices (see Installation Comments in Appendix), cable trays and wiring. Supply must include all devices and controls, wiring, connectors, conduit and cable trays. All wiring and hardware must meet applicable local and national codes. Contractors must provide a new 600-amp service panel at back wall on northwest end of building 26. See attached file.