Electronic instrument transformers and sensors
- Expertise in innovative solutions for your measurement task
- More than 40 years of experience in the use of electronics in energy technology
- Sophisticated insulation technology combined with high measuring accuracy and manufacturing quality
- Unconventional technologies for high reliability even in environments with high levels of interference
- Certification according to DIN/EN/ISO 9001
Contact us
Arne Hermsen
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Features, technologies and applications
Current measurement
- Currents up to 24 kA
- Frequencies from 0 to 10 kHz
- Accuracies from 0.1 %
Technologies
- Modulation method
- Fibre optic and laser technology
- Self-powered
- Power transformer principle
- Compensation procedure
- Rogowski coils
- Krämer transformers
- R and C voltage dividers
Voltage measurement
- Voltages up to 90 kV
- Frequencies from 0 to 150 kHz
- Accuracies from 0.1 %
Applications
- Power engineering
- Rail engineering
- Electrochemistry
- Environmental engineering
- Research
- Automotive industry
PRODUCTS
CURRENT SENSORS INTERIOR
Interior voltage sensors
Voltage sensors FREILUFT
Interior combination sensors
Combination sensor ABS 12 | 17.5 | 24 | 36
Support design for installation in air-insulated switchgear
Electronic voltage transformers
Electronic voltage transformer EGIW x64
DC and AC measuring system with optical data transmission
Electronic voltage transformer EGIW x85
DC and AC measuring system with isolating amplifier
Electronic voltage transformer EVBA x06
DC and AC measuring system with buffer amplifier
Electronic current transformers
EMVI 7xx electronic current transformer
DC and AC measuring system based on the zero flux principle
Stand-alone electronics
Measuring transformer accessories
Open-circuit voltage protection EOSS 122
Protective cleaning device for current transformers
