30 years of experience in electrical systems and earthing materials BIR-ER Electrical Systems engages in the design, manufacture, and sale of electrical products in Turkey and internationally. It operates in 3 segments: Construction (AIS and GIS Substation), manufacturing and sales. A wide variety of transmission, distribution, substation and OEM products are used by utilities. BIR-ER products are also used in the civil construction, transportation, gas and water industries. CONSTRUCTION >> High Voltage AIS (Air Insulated) Substations Design and Engineering Works Primary - Secondary System Equipment Erection Installation Works Power Transformer Erection Test and Commissioning Works Maintenance & Service Works >> High Voltage GIS (Gas Insulated) Substations Primary - Secondary Equipment Erection Installation Works Power Transformer Erection Test and Commissioning Works Maintenance & Service Works >> Power Plants Erection Installation Works of Electrical Balance of Plant Power Transformer Erection Test and Commissioning Works of Electrical Balance of Plant Maintenance & Service Works of Electrical Balance of Plant >> Energy Transmission Lines Design and Engineering Works Erection Installation Works Test and Commissioning Works Maintenance & Service Works >> HV Cable & HV Cable Sealing End HV Cable Laying & Installation Works HV Cable Sealing End Construction Works HV Cable & HV Cable Sealing Ends Testing MANUFACTURING & SALES Grounding Materials & Accessories Earthing Rods (certified TS EN 50164-2) Cable Lugs DIN 46235, Cable Cleats (LV, MV, HV) Lighting Fittings Bar Fixings Signs & Chemicals Overhead Line Terminals Auxiliary Mounting Fittings & Accessories Conductors (H.D. Galvanised Steel Tape, Stranded E-Cu Cable, Aluminium Tape) Lightning Protection Exothermic Welding Preventive Protection (Storm Detector)