Belgium, Lier

Heilig Hart Hospital in Lier invests in solar energy and EV charging

The facility installed a 194 kWp solar system with 412 panels and 4 EV charging points, achieving 100% self-consumption, reducing 1,158 tons of CO₂ over 20 years, and saving over €433,000 - fully aligned with future PV regulations and tailored to the needs of a modern healthcare environment.

Context

Ziekenhuis Heilig Hart Lier is taking its sustainability efforts beyond healthcare. To meet climate goals and rising energy needs, the hospital has invested in solar panels and EV charging stations – thereby complying with energy regulations.

Project overview

BESIX Power, in collaboration with its installation company Energieconcepten, installed a solar energy system tailored to the needs of a modern care environment. The system includes 412 solar panels across 650 m² of roof space, delivering 194 kWp through 2 SMA inverters with an East-West orientation. It powers the hospital’s buildings, technical systems, and electric vehicles, while 4 EV charging points support sustainable mobility for staff and visitors.


The installation was designed to ensure reliability, safety, and continuity. With 100% self-consumption, the hospital significantly reduces its carbon footprint and keeps energy costs under control.

As a hospital, we want to care not only for people, but also for the world they live in. This investment is a logical step in our broader sustainability strategy.

Key hightlights

  • General information

    Client : Heilig Hart Hospital Lier

    Sector: Healthcare

    Building type: Hospital

    Status: installation complete

  • Technical Data

    Installed capacity: 194 kWp

    Number of panels: 412

    Roof surface used: 650 m²

    Inverter type: 2 SMA inverters

    Panel orientation: East-West

    Battery storage: -

    Smart curtailment system: -

    Charging points: 4

  • Objectives and Benefits

    Self-consumption vs. grid injection: 100%

    CO₂ reduction over 20 years: 1158 tons of CO₂

    Estimated payback period: 10.4 years

    Estimated total energy savings over 20 years: €433.739

    Regulatory compliance: aligned with upcoming PV obligations

  • Financing

    Financing model: Direct investment

    Support provided: Feasibility study, grid injection request, AREI certification, Fluvius inspection

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