Within the framework of this tender, the maintenance, repair and renewal of the

Local substations for the years 2024 - 2025 allocated. Following the fixed term, the

Term extended once by another year, i.e. until 31.12.2026, by option of SWH-N

Become.

Before the start of the work, the plant components are inspected by the plant manager of SWH-N.

and handed over to the person responsible for work on site. The implementation permit

is issued in writing.

Maintenance and assembly must be carried out according to the manufacturer's specifications.

For all work, SWH-N provides a tablet PC for documentation.

The maintenance measures are carried out on buildings, medium-voltage switchgear panels including the

Switch-disconnectors, low-voltage systems and transformers. As part of the maintenance,

Taking and analysing oil samples. The medium-voltage system and the transformers are

disconnected and grounded by the person responsible for the system before the start of the work. The

Low-voltage main distribution must remain in operation.

In addition, further work must be carried out in the course of the repair in the local substations.

These are:

? Oil pan repair with Sikaplan WT 6200-20C film,

? Asbestos removal according to the BT24 process for fixed asbestos sheets

up to 20% asbestos content,

? Dismantling, installation/removal and transport work of transformers, medium and

Low-voltage systems,

? Working under voltage according to DGUV-R 103-011 up to 1 kV and the

? Asbestos sampling and evaluation.

As part of the renewal, the medium- and low-voltage installation of

Transformer connection cables with the assembly of medium-voltage and low-voltage terminations and the grounding of equipment. In addition, low-voltage switchgear and

Medium-voltage formwork panels can be installed according to the manufacturer's specifications.

For transformers, seals must be replaced and new ones installed as part of the renewal.

bushings.

according to project description