New build or conversion

Naturally, GRÄPER’s expert electricians assemble and test the internal equipment of a supply substation themselves before these substations are delivered to the customers. In addition, components can be connected and commissioned on-site. GRÄPER employees can refit or rebuild existing substations on-site. This includes, for instance, equipment in wind turbine towers and equipment in the electrical control rooms of industrial plants.

High standards of quality

GRÄPER engineers attach great value to high standards of quality, as exemplified by fitting arc-preventers in medium voltage switchgear, or by optimal heat dispersion to prevent outages of a transformer substation.

Customer projects are fully supported from start to finish, involving the following steps: