Comprehensive testing is available

In the field of measurement technology, GRÄPER has both experience and the necessary equipment to carry out comprehensive tests.

Temperature rise measurements:
GRÄPER uses its own test bay to determine the housing class. Hotspots can be identified with the aid of a thermal camera.

Emission measurements:
Here again, all the necessary equipment is available.

Partial discharge (PD) measurements:
GRÄPER can carry out partial discharge measurements in its in-house PD test cabin:


Electromagnetic compatibility (EMC) measurements:
Electromagnetic compatibility measurements can be carried out, at the customer’s request, in-house or on site.

Type tests:
GRÄPER transformer substations, medium voltage switchgear and low voltage switchgear are type-tested, including the following type tests: