Low Voltage Electrical Switchboards & Automation for the National Cathedral of Romania

An Iconic Building, a Mission of Excellence

The Cathedral of the Salvation of the Nation, also known as the National Cathedral of Bucharest, is the largest Orthodox church in Romania and the largest Orthodox church in the world by volume and surface area.

The cathedral is equipped with six monumental bells, including a main bell weighing over 25 tons with a diameter of 3.35 meters, making it the largest swinging church bell in the world.

The official consecration on October 26, 2025, marked a historic milestone, celebrating both the cathedral’s completion and the Centenary of the Romanian Patriarchate.

 

Introduction

At the beginning of 2025, our company was honored to be selected for assembly and deliver  of the low-voltage electrical distribution and automation panels of this national landmark.

Our scope covered the AsBuilt design, assembly , testing, and delivery of electrical panels that ensure safe, reliable, and intelligent power distribution throughout the entire Cathedral complex.

Over a period of 8 months, more than 300 electrical panels were manufactured and assembled in our factory, demonstrating our capability to successfully deliver large-scale, high-complexity electrical projects.

Project Overview

  • Main Electrical Switchboards
  • Rated up to 3200 A, with more than 80 power sections
  • Custom-designed copper busbar systems, manufactured in-house
  • Power supply from transformers and standby generators
  • Automatic Change-Over systems between power sources
  • Advanced PLC-based automation
  • HMI interfaces for monitoring and operate
  • Full integration into the Building Management System (BMS)
  • Continuous monitoring of circuit breaker status and electrical parameters
  • Secondary Electrical Panels
  • Rated up to 1600 A
  • Over 200 secondary electrical panels installed
  • Smart electrical panels with full BMS communication and monitoring
  • ATS Electrical Panels
  • High-reliability Automatic Transfer Switch electrical panels
  • Smart electrical panels fully integrated into the BMS
  • Smoke Extraction & Ventilation Electrical Panels
  • Distributed PLC-based control architecture
  • HMI interfaces for monitoring and commissioning
  • Integration with fire detection and alarm systems
  • Intelligent electrical panels ensuring life safety and operational continuity
  • Custom Electrical Panels
  • Tailor-made electrical panels developed according to specific project requirements

Quality, Safety & Compliance

All electrical panels were assembled, tested and delivered in full compliance with European Standards:

  • IEC / EN 61439-1 – Switchgear and Controlgear Assembly
  • IEC / EN 61439-2 – Power Switchgear and Controlgear Assemblies
  • IEC / EN 61439-3 – Distribution Boards

Our manufacturing processes are supported by internationally recognized certifications:

  • ISO 9001 – Quality Management System
  • ISO 45001 – Occupational Health & Safety
  • ISO 14001 – Environmental Management System

At the End

This project represents more than electrical panels—it reflects trust, engineering excellence, and long-term reliability.

Delivering the complete electrical panel infrastructure for one of the world’s most important religious and architectural landmarks reinforces our position as a trusted partner for mission-critical switchboards solutions.

The consecration of the Cathedral on October 26, 2025, marking the Centenary of the Romanian Patriarchate, was a proud milestone for us.

We don’t just manufacture electrical panels — we take care of your power, delivering solutions you can rely on.

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