Zinfra – FLISR/Switch Replacement Programs
Produced numerous network fault studies, protection setting reports and device configuration files for Jemena’s high voltage distribution network in Victoria.
We believe that engineering is a critical component for the successful delivery of power systems projects. Our clients trust us to provide engineering solutions that meet their time, cost and quality requirements.
Since company inception GridMEC has averaged 10 – 15 projects per year, with engagements ranging from 100 hours up to almost 5,000 hours effort.
Results for:
Produced numerous network fault studies, protection setting reports and device configuration files for Jemena’s high voltage distribution network in Victoria.

Detailed secondary design for replacement of Arc Suppression Coil in brownfield zone substation in metropolitan Melbourne.

Detailed secondary design, testing, and commissioning for brownfield IEC 61850 zone substation in metropolitan Melbourne.

Provided design support, testing & commissioning support, and onsite training for novel greenfield zone substation employing IEC 61850.

Worked alongside AusNet engineers at the AusNet laboratory to develop new IEC 61850 station and process bus device templates and supporting documentation.

Assisted with the rollout of new IEC 61850 stations into the distribution and transmission networks in Victoria including the creation of new testing and commissioning frameworks to suit digital stations.

Provided CDP side design review, commissioning management and commissioning services.

Reviewing design, bench-testing, creation of commissioning documentation and field work modifying 500kV special control schemes.

Reviewing design work from AusNet DDPs to improve quality and help minimise CDP phase variations and timeline over-run.

Review Transpower’s IEC 61850 development artifacts vs other project experience and best practices.

Delivered designs for aged relay replacement at a 500kV terminal station in Victoria, including panel drawings, logic and relay settings.

Produced technical scopes of work for zone substation projects. Produced technical specification for first-on-network 66kV GIS, reviewed tender responses and led the change management process.

Planning, permits, testing and commissioning of 22kV switchgear modules and a transformer to enable a solar farm feed to parallel supply the local terminal station, station service boards.

Post implementation design, construction, and commissioning audit of a rebuilt, REFCL substation.

Project involved review of new 220kV Y protection, SCADA & remote engineering panels between Bendigo & Shepparton terminal stations.

Produced 12 stages of detailed secondary and SCADA design for a brownfield terminal station rebuild.

Reviewed IEC 61850 design by overseas DSP for conformance to client standards and industry best practice.

Produced testing & commissioning quality assurance documentation for a Victorian power station.

Design of two greenfield 220kV terminal stations to facilitate connection of wind farms.

Design review, FAT, SAT and commissioning into service of multiple skid-mount substations as part of REFCL integration.

Prepared and delivered a four-day training course in substation protection & control.

500/220kV transformer secondary systems acceptance checks, site integration testing and 415V stability injection tests.

Overseeing & reviewing commissioning documentation for substation ISP.

Relocation of a 220/22kV power transformer, redesign of operational labelling for risk mitigation, and redesign of transformer tank alarms for improved security.

Development of client IEC 61850 standards and guides. Market options analysis and new equipment selection.

Provided ISP design review, commissioning management and commissioning services.
