Adding EV charging to a commercial site is rarely as simple as installing a charger. Electrical capacity, switchboard condition, location and future demand all need to be worked through before installation — get the planning right, and the infrastructure supports growth rather than becoming a constraint on it.
KEY TAKEAWAYS
- EV charging infrastructure needs to be assessed against existing electrical capacity, not treated as a standalone addition.
- Charger location, load management and future demand should all be planned before installation, not after.
- Ongoing maintenance and compliance are part of the infrastructure, not an afterthought.
- Platinum Electricians supports commercial, government, education, aged care and retail customers with EV charging infrastructure planning, backed by national coverage and 24/7 emergency support.
Electrical Capacity
Before specifying chargers, confirm what capacity is actually available at the site. EV charging adds a significant and often continuous load, and installing chargers without checking available capacity can lead to overloaded circuits or the need for costly remedial upgrades later.
Switchboards
Existing switchboards may not have been designed with EV charging loads in mind. Assess whether the switchboard can accommodate the additional circuits safely, or whether upgrade works are needed before chargers can be connected.
Charger Location
Charger placement affects cabling runs, containment requirements and ease of use for drivers. Plan locations with both electrical practicality and site usability in mind — proximity to the switchboard reduces cabling costs, but accessibility and parking layout matter just as much.
Safety
EV charging installations need to meet relevant electrical safety requirements, including appropriate RCD protection and earthing arrangements. Safety shouldn't be treated as a compliance checkbox at the end of the project — it should shape the design from the start.
Load Management
For sites installing multiple chargers, load management systems can distribute available capacity across chargers dynamically, avoiding the cost of oversizing the electrical supply for peak simultaneous demand that may rarely occur.
Future Demand
EV adoption is only increasing, and today's installation should account for tomorrow's demand. Consider whether the site's electrical infrastructure and containment can support additional chargers being added later without a full re-do of the works.
Maintenance
Like any electrical asset, EV chargers require ongoing maintenance and periodic testing to remain safe and reliable. Build this into your broader electrical maintenance program rather than treating chargers as a separate, unmanaged asset class.
Compliance
EV charging infrastructure needs to comply with relevant electrical standards and, where applicable, building and workplace safety requirements. Working with a contractor familiar with commercial EV installations helps ensure compliance is addressed from design through to commissioning.
How Platinum Electricians Helps
Platinum Electricians supports commercial, government, education, aged care, retail and multi-site customers with EV charging infrastructure planning and installation. With national coverage, ISO 9001, ISO 14001 and ISO 45001 certified management systems and 24/7 emergency support, we help facilities assess capacity, plan for future demand, and deliver installations that are safe and compliant from the outset.
Contact the team to assess your site's EV charging capacity, or book a maintenance review.
Frequently Asked Questions (FAQs)
It depends on the existing switchboard's capacity and condition. An assessment of current capacity against the additional EV charging load will determine whether upgrade works are required.
This depends on available electrical capacity and whether load management systems are used to distribute demand across chargers. A site assessment is the best way to determine a realistic number.
EV chargers should be included in a broader electrical maintenance and testing program, rather than managed separately, to ensure they remain safe and reliable over time.
