Kumer – PRAG spol. s.r.o.

UPS units, voltage rectifiers, industrial inverters, accumulators, charge units and related battery power supplies sold by Kumer.

Design, supply, installation and commissioning of AC and DC switchboards including all connected components.

Routine servicing, repair, battery electrolyte replenishment, capacitor replacement, and electronic component repairs for backup power sources.

Electrical capacity testing in accordance with ČSN EN 60 896.11, including discharge up to 150 A and detailed reporting.

On‑site overhaul of older operating sources, fuse supplementation, parallel reconfiguration and power increase.

Safe handling, dismantling, and ecological disposal of spent batteries and outdated power equipment.

Supply and installation of dedicated voltage sources for boiler control systems, switchboard sections, and other critical equipment.

Disassembly, inspection, repair, and reassembly of rectifiers, transformers and related power electronics for industrial plants.

Installation and commissioning of power supplies for 110‑V control circuits and monitoring at 22‑kV AC/3‑kV DC substations.

End‑to‑end engineering of power supply solutions including design, project documentation, and full installation.