1-phase controls for current, voltage and frequency. 3-phase controls, monitoring phase-loss, sequence, phase-angle and asymmetry. S-series types for plug-, E-series types for DIN-rail mounting. Transducers for AC, DC and frequency measurement. Energy meters for network management of electrical lines in industrial and civil applications. DIN-rail mounting types. Current transformers, voltage transformers, shunts. for AC, DC and frequency measurement. Energy meters for network management of electrical lines in industrial and civil applications. DIN-rail mounting types. Current transformers, voltage transformers, shunts.