Power & renewable energy commissioning specialists

DCCOM supports utilities, industry and EPC contractors from pre-commissioning through commissioning, NSP coordination, energisation, R2 testing and handover to operations.

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30 Yearsof HV commissioning experience

500 kVsubstation commissioning capability

330 MWR2 management, coordination & Testing Experience

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What DCCOM does

Specialist people, disciplined process and the right test equipment.

DCCOM provides commissioning management, primary plant testing, secondary systems protection testing, integration testing, HV switching support and GPS/R2 testing for high-voltage substations, distribution and transmission networks, power stations and renewable energy assets.

High-voltage transformer and switchyard at dusk

Core services

End-to-End Commissioning Management & Execution from Planning to Energisation

Commissioning Management

Leadership and coordination of commissioning activities from pre-commissioning through energisation and operational handover, ensuring safe, efficient and timely project delivery.

Quality & Safety

Development of management systems, management documentation, ITPs, ITRs, test procedures and SWMS to support safe, compliant and auditable project execution.

Primary Plant Commissioning

Site acceptance testing and commissioning of HV primary plant including transformers, circuit breakers, switchgear, CTs, VTs, harmonic filters, earthing systems and HV cables.

Protection & Control Systems

Protection relay testing, IEC 61850 integration, SCADA verification, end-to-end scheme testing and system commissioning for transmission, distribution and renewable energy assets.

Switching & Network Operations

HV switching, outage coordination, switching program development, NSP interface management, development of HV Operating Procedures and Safe Systems of Work, and energisation readiness support.

GPS / R2 Compliance Testing

Management, coordination and execution of GPS / R2 compliance testing, including data acquisition and analysis support for grid compliance verification.

Technical capability

Experienced across substations, renewables and complex protection systems.

DCCOM's team works with Doble, Omicron and specialist primary plant test equipment, and has broad protection relay experience across SEL, Micom/Easergy, GE Multilin, Siemens, Reyrolle, ABB and legacy relay technologies.

HV substations and network assets up to 500 kV.

Utility-scale renewable energy commissioning and integration.

NSP Network integration of HV Assets including all enabling operational systems.

Energisation of HV and renewable energy assets, and execution of R2 Testing.

Project experience

End-to-end commissioning delivery across renewable energy and HV grid infrastructure.

2.608 GW Commissioned assets contributing to Australia's renewable energy grid

Since DCCOM was established, the team has been responsible for commissioning management, commissioning, energisation and R2 testing across solar, BESS, substations and associated HV infrastructure.

Aerial view of renewable energy hub and high-voltage substation — **Utility-scale integration**Commissioning support across renewable generation, BESS and high-voltage grid infrastructure.

Project recognition

Certified MREH Legend, 2023-2025

"Without the unselfish commitment you bring to support all of the parties to achieve a successful outcome both projects would not have been successful."
Thomas Macneish, TEC-C Project Manager, Melbourne Renewable Energy Hub

Solar farm grid connection and high-voltage substation — Solar grid connection assets

High-voltage switchyard transformers and primary plant — Primary plant commissioning

High-voltage primary plant and switching equipment — HV switching and plant integration

Remote high-voltage substation and grid connection yard — Substation energisation support

Protection, control and SCADA panels — Protection, control and SCADA systems

DCCOM field vehicle at high-voltage substation — On-site commissioning presence

Project	Grid connection	Capacity	Client	NSP	State	Scope
Darling Downs Solar Farm	275 kV	108 MW	RCR	Powerlink QLD	QLD	CM, Commissioning & Energisation
Emerald Solar Farm	66 kV	72 MW	RCR	Ergon Energy	QLD	CM, Commissioning, Energisation, R2 Testing
Longreach Solar Farm	66 kV	15 MW	RCR	Ergon Energy	QLD	CM, Commissioning & Energisation
Oakey 1 Solar Farm	33 kV	25 MW	Yurika	Ergon Energy	QLD	CM, Commissioning, Energisation, R2 Testing
Yarranlea Solar Farm	110 kV	103 MW	Yurika	Ergon Energy	QLD	CM, Commissioning, Energisation, R2 Testing
Glenrowan Solar Farm	66 kV	110 MW	Yurika	AusNet	VIC	CM, Commissioning & Energisation
Hillston Sun Farm	132 kV	85 MW	Yurika/GRS	Essential Energy	NSW	CM, Commissioning, Energisation, R2 Testing
Bluegrass Solar Farm	275/33 kV	200 MW	GRS	Powerlink QLD	QLD	CM, Commissioning & Energisation
Molong Solar Farm	66 kV	25 MW	TEC-C	Transgrid	VIC	CM, Commissioning & Energisation
Phillip Island BESS	22 kV	5 MW	TEC-C	AusNet	VIC	CM, Commissioning and R2 Testing
Edenvale Solar Farm	275 kV	180 MW	Yurika/GRS	Powerlink QLD	QLD	CM, Commissioning, Energisation, R2 Testing
Wandoan Solar Farm	275 kV	125 MW	Yurika/GRS	Powerlink QLD	QLD	CM, Commissioning & Energisation
Wellington North Solar Farm	330 kV	330 MW	Yurika/GRS	Transgrid	NSW	CM, Commissioning, Energisation, R2 Testing
Walla Walla Solar Farm	33 kV	300 MW	GGC	Transgrid	NSW	CM, Commissioning, Energisation
Wunghnu Solar Farm	33 kV	75 MW	Milspec	Powercor	VIC	CM, Commissioning, Energisation
ANU Substations	11 kV	-	Zinfra	-	Canberra	Commissioning
Deer Park Substation	66 kV	-	TEC-C	Transgrid	VIC	CM, Commissioning
Terang BESS	220 kV	100 MW	TEC-C	AusNet	VIC	CM, Commissioning, Energisation Support
Melbourne Renewable Energy Hub (MREH)	500 kV	600 MW	TEC-C	AusNet/Transgrid (LUMEA)	VIC	CM, Commissioning, Energisation Support
Carwarp Solar Farm	220 kV	150 MW	GGC	AusNet	VIC	CM, Commissioning, Energisation, R2 Testing

Photo case studies and selected project imagery can be added to this section as approved project photos become available.

Start a project conversation

Bring DCCOM in before commissioning risk becomes schedule risk.

For commissioning management, specialist testing resources, HV switching support or GPS/R2 testing, contact David Corrans.

Emaildavid@dccom.com.au

ABN57 621 914 350

DCCOM field vehicle at a high-voltage substation — **On-site commissioning support**DCCOM brings specialist HV commissioning capability directly to project sites across Australia.