Current Transducer IT 405-S ULTRASTAB I = 400 A PN For ultra-high precision measurement of current: DC, AC, pulsed..., with galvanic separation between primary and secondary. Features Applications Wide operating temperature range of 40 C to 85 C Feed back element in high performance gradient amplifiers for MRI Closed loop (compensated) current transducer using an extremely accurate zero flux detector Feedback element in high-precision, high-stability power supplies Electrostatic shield between primary and secondary circuit Calibration unit 9-pin D-Sub male secondary connector Energy measurement Optically insulated output (photocoupler type) indicates transducer state Medical equipment. LED indicator confirms normal operation. Standards Advantages EN 61000-6-2: 2005 Very high accuracy EN 61000-6-3: 2007 Excellent linearity EN 61010-1: 2010. Extremely low temperature drift Application Domains Wide frequency bandwidth Industrial High immunity to external fields Laboratory No insertion losses Medical. Low noise on output signal Low noise feedback to primary conductor. Page 1/6 N 88.K7.48.000.0 16April2015/version 1 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.comIT 405-S ULTRASTAB Insulation coordination Parameter Symbol Unit Value Comment IEC 61010-1 conditions Rated insulation rms voltage, basic insulation U V 1600 - over voltage cat III b - pollution degree 2 IEC 61010-1 conditions Rated insulation rms voltage, reinforced insulation U V 300 - over voltage cat III b - pollution degree 2 EN 50178 conditions Rated insulation rms voltage, basic insulation U V 1000 - over voltage cat III b - pollution degree 2 EN 50178 conditions Rated insulation rms voltage, reinforced insulation U V 600 - over voltage cat III b - pollution degree 2 Between primary and Rms voltage for AC insulation test, 50/60 Hz, 1 min U kV 4.6 d secondary + shield Between secondary and Insulation voltage between secondary and shield V DC 200 shield Between secondary and Insulation voltage between secondary status output V DC 500 status output Impulse withstand voltage 1.2/50 s kV 8.5 W Shortest distance through Clearance (pri. - sec.) d mm 9 CI air Shortest path along device Creepage distance (pri. - sec.) d mm 9 Cp body Comparative tracking index CTI 600 If insulated cable is used for the primary circuit, the voltage category could be improved with the following table (for single insulation) (IEC 61010-1 standard): Cable insulated (primary) Category HAR03 1750 V CAT III HAR05 1850 V CAT III HAR07 1950 V CAT III Environmental and mechanical characteristics Parameter Symbol Unit Min Typ Max Comment Ambient operating temperature T C 40 85 A T C 40 85 Ambient storage temperature S RH % 20 80 Non-condensing Relative humidity Dimensions See drawing page 6 Mass m kg 1.08 Page 2/6 16April2015/version 1 LEM reserves the right to carry out modifications on its transducers, in order to improve them, without prior notice www.lem.com