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Category Archives: Current Transducers

PCB Mounted Current Transducers for Enhanced Earth Leakage Monitoring

PPM Power's range of LEM PCB-mounted current transducers has expanded to now include the CDSR 0.07-NPDT model. The new model is a three phase unit offering discrete signal outputs, enabling a fast, simple and safe method of... Read more
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New EPOWERSYS Highest Precision Transducers

EPOWERSYS EZF 200 As the world transitions towards more sustainable energy solutions, the power sector faces the challenge of accommodating renewable sources and optimising energy distribution. The demand for high-precision current transducers has increased in response to the need... Read more
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Electrification of Automotive and Aerospace Sectors

Rimac electric drive unit Today’s power electronics development is being accelerated by the electrification of automotive and aerospace sectors. This industry transformation is creating significant demand for high quality, optimised solutions to realise high performance inverter and power converter designs. Electric... Read more
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LEM CDSR 0.07 Transducers Now Supporting Discrete Outputs

CDSR 007 NP LEM has updated their range of CDSR 0.07-TP/NP current transducers with versions that offer discrete signal outputs, enabling a fast, simple and safe method of detecting and triggering the trip conditions if leakage current exceeds safe levels.... Read more
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Dual range current transducers for battery systems

LEM-IT-205-S-SP1 Current Transducer PPM Power brings a new high precision dual range current transducer from LEM; the IT 205-S/SP1. This latest addition differs from LEM’s other IT series current transducers as it allows for ultra-high precision measurement of both... Read more
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LEM releases new HMSR miniature current sensors

Lem HMSR Current Sensors LEM has released a new series of HMSR miniature current sensors, designed for AC and DC isolated-current measurement with ~1uS over current response times. The current sensors have a wide bandwidth of up to 300 kHz... Read more
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Current transducers: solid core, split core or Rogowski coil?

Current transducers: Split core, Solid core, Rogowski coil Power measurement systems generally implement contactless current sensors rather than shunts, because shunts cause power losses, installation challenges and potential safety issues. Contactless current sensors include: Solid-core transformers Split-core transformers Rogowski coils Solid-core current transformers Traditional solid-core... Read more
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LEM adds digital output to open-loop Hall-effect current transducers

LEM Current Transducers LEM has now completed a range of open-loop Hall effect current transducers that provide a digital output. Used typically in drive applications, these new units provide nominal current measurements of 16A–250A rms at up to 12-bit resolution... Read more
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Which material for split-core current transformers: Ferrite, FeSi or FeNi ?

The choice of magnetic material used in a current transducer impacts the cost, size and weight, as well as performance aspects such as linearity, phase-shift and stability over temperature. Consequently, the choice of material depends on... Read more
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LEM introduces 1000A fluxgate current transducer

LEM IN1000-S Current Transducer LEM has introduced the IN 1000-S current transducer as an addition to the fluxgate technology range. The new transducer is operational at 1000A and a maximum temperature of 85ºC. The compact design uses digital domain signal... Read more
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