Kibbee Substation Construction

Date: 2020
Client: GA Transmission Corp

Service/Scope:

Converted the existing 46/12kV substation to a 115/25kV substation, by constructing a new 115kV looped high-side adjacent to the existing 46kV high-side. The new high side included one 115/25, 10MVA transformer, 115kV line switches, and associated 25kV equipment. Removal of 46/12kV transformer and associated 46kV and 12kV equipment. Also construct a new four-bay 25kV low side feeder station for Altamaha EMC with room for a fifth feeder.

 

North Dudley Substation Construction

Date: 2020
Client: GA Transmission Corp

Service/Scope:

Increased capacity from 25MVA to 65MVA by adding 2nd transformer and all associated equipment. Added 115/12kV, 40MVA transformer and remove 25/12kV 10MVA autobank, breaker, and associated equipment.

 

Spring Branch

Date: 2020
Client: GA Transmission Corp

Service/Scope:

Added a 25kV express feeder for generation interconnection. Replaced outdoor RTU and relaying equipment with a control house. Installed a dual channel anti-islanding transfer trip receiver on the Baxley-Vidalia 115kV line. Installed 3 CCVT’s, trap, and tuner on same line termination. Installed a SEL-311C and PCM. Installed 25kV circuit breakers, associated switches and bus work, revenue metering and metering PTs/CTs, protection relay (SEL351S7), fiber optic interface junction with (2) SEL 2505 communication relays and power quality meter.

 

Mills Rd & Grove Church Substation

Date: 2019
Client: GA Transmission Corporation

Service/Scope:

Increase capacity from 32.9MVA to 47MVA, adding 25MVA transformer and AI switch, increase capacity by replacing 7MVA transformer with 10MVA transformer and AI switch, fence extensions at both sites.

Mystic Substation

Date: 2020
Client: GTC

Service/Scope:

Replace 115kV filters with 115kV AI Switch and Relay Protection; Add RRM by-pass; Construct a 3-bay, low-side for Irwin EMC.