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Last Updated 06/29/2022 08:58 AM
Project Title

PGS Unit 1 Generator Protection Relays and Transformer Protection Relays

Physical Address View project details and contacts
City, State (County) Grand Island, NE   (Hall County)
Category(s) Single Trades
Sub-Category(s) Electric
Contracting Method Competitive Bids.
Project Status Results
Bids Due View project details and contacts
Estimated Value $400,000 [brand] Estimate
Plans Available from
Owner View project details and contacts
Architect View project details and contacts
Description

The Grand Island Utilities Department is soliciting bids for engineering services and equipment upgrade for Generator protection relays and transformer relays. The Grand Island Utilities Department maintains and operates a 122 MVA, 13.8 kV, Hydrogen Cooled Generator. There are three (3) transformers that are part of the protection system which are the Generator Step-Up transformer, Normal Supply transformer, and Reserve Supply transformer. Our existing protection relays are obsolete and are no longer being manufactured. Rather than risk potential failure of a protection relay with no direct replacement, these relays shall be replaced by relays that are supported by the manufacturer and have readily available replacements. This project will be split into two phases: Phase 1: Procurement of Equipment and Phase 2: Installation and Commissioning of equipment.

Details

Division 26 - Electrical, Instrumentation and Control for Electrical Systems, Electrical Controls and Relays.

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Project Documents
 Engineered Spec Sheet
 Architectural Plans
 Other Documents