Portable devices
Testing of portable electrical devices according to DGUV V3

Electrical safety is no accident – it is the result of regular and professional testing. According to the DGUV Regulation 3 Companies are required to regularly inspect their portable electrical equipment for safety and functionality. We support you with our comprehensive testing service.
What are portable electrical devices?
Portable electrical equipment is equipment that can be moved during operation or easily transported from one location to another. Examples include:
Corded power tools
Extension cables and multiple sockets
Office equipment such as printers, monitors and PCs
Household appliances such as coffee machines and kettles
Medical devices in care facilities
Our testing procedure
Our qualified electricians carry out the testing of your portable devices in the following steps:
Visual inspection: Check for external damage, correct labeling and proper condition of the connecting cables.
Measurement of the protective conductor resistance: Ensuring the effectiveness of the protective conductor.
Insulation test: Measurement of insulation resistance to prevent electrical accidents.
Functional test: Testing of device functions under operating conditions.
documentation: Preparation of a test report and affixing of a test sticker with the next test date.
Inspection intervals according to DGUV V3
The frequency of testing depends on the type of device and the operating conditions. General guidelines are:
Office equipment: every 2 years
Equipment in production areas: annually
Construction site equipment: every 3 months
The exact intervals should be determined as part of a risk assessment.
Your advantages with PruefService-Stuttgart.de
Legal certainty: Compliance with all legal requirements according to DGUV V3 and DIN VDE.
Professional competence: Experienced and trained electricians.
flexibility: Appointments according to your wishes, even outside of regular business hours.
transparency: Clear documentation and comprehensible test reports.
Customer proximity: Personal contact and individual advice.
Your advantages with PruefService-Stuttgart.de
Legal certainty: Compliance with all legal requirements according to DGUV V3 and DIN VDE.
Professional competence: Experienced and trained electricians.
flexibility: Appointments according to your wishes, even outside of regular business hours.
transparency: Clear documentation and comprehensible test reports.
Customer proximity: Personal contact and individual advice.