EV chargers integration
Etrel Inch under smart control
The Etrel Inch series brings smart AC chargers for businesses and fleets. Voltmasters EMS controls them, does load balancing within the grid connection and plans charging at the cheapest moments.
Etrel
Supported devices
- Inch Duo
- Inch Pro
Etrel Inch Duo and Inch Pro.
What the EMS gets out of your Etrel installation
- Load balancing within the limit of the grid connection
- Charge at the cheapest moments, including negative prices
- Priorities per charge point, the fleet comes first
- Interplay with battery and PV for extra charging power
- Monitoring of every charging session
Why installers combine Etrel and Voltmasters
The Inch Duo and Inch Pro are smart units, but only in concert with battery and PV does the site get truly optimised. The EMS distributes power, gives the fleet priority and plans charging smartly, including negative prices.
How it works
How your Etrel connects to the EMS
Voltmaster Controller in the cabinet
The industrial DIN-rail controller sits next to the installation and runs the optimisation locally, even without internet.
Connect over the local network
You connect the device following the step-by-step guide in our documentation. We assist with commissioning on your first project.
Configure and go live
The installation appears in the platform: dashboards, control and monitoring are active right away.
Other ev chargers we control
All integrations →FAQ
Questions about the Etrel integration
Which Etrel chargers does Voltmasters support?
The Etrel Inch Duo and the Inch Pro.
What does the EMS do with the Etrel chargers?
Load balancing within the grid connection, priority for the fleet, charging at the cheapest moments and monitoring of every session.
Does this work together with hardware from another brand?
Yes, the EMS is brand-independent. A battery, PV inverter, EV chargers and meters from different manufacturers are controlled together as one optimised system.
How do I connect a Etrel Inch charger to the EMS?
The Voltmaster Controller connects to the device over the local network. The step-by-step instructions are in our documentation, and as a certified partner we guide your first commissioning from start to finish.
Ready to make your first project pay off?
Tell us about your next installation. We will show you the platform, help you build the business case and guide you from first quote to certification.