High Voltage & Level 3 Services
Chamber and Padmount substations, high voltage transmission line works, 33kV-132kV, street lighting, network undergrounding, site provisioning services
High Voltage & Level 3 Team
Prior to the official launch of our Level 3 team in 2010, JHA’s electrical team was already well versed in nominating substation & location requirements as part of the services design. From this base, JHA expanded and formed our own dedicated division, specialising in Authority and infrastructure design.
Since then, our Level 3 team has been recognised by clients and supply authorities to be reliable, professional and committed to maintaining quality in design.
Our Level 3 group has expanded to provide multiple associated services, such as:
- Earthing Studies
- Padmount/Kiosk substations
- Solar farm network integration
- Sydney Rail works
- Private HV networks
- Private transformer networks
- Authority Negotiation – Ausgrid – Endeavour – Essential – Energex
- 11kV-22kV Distribution design
- 33kV-132kV Transmission design
- Chamber substations
- Network undergrounding
- Non-standard chamber arrangements
- HVAC Customer systems
- New subdivision services allocation
- Roadway lighting inclusive of major arterial routes
- Mini chambers
- Major site provisioning
- SCADA systems
- Protection studies
- Zone substation feeder augmentation