瑞士LEM电流传感器ITC4000-S ITC2000-S/SP1 ITC2000-S/SP2

Class accuracy R (Railway) current measurement up to 4000 A_RMS

Main characteristics:

·         Non-invasive measurements of currents up to 4000 A_RMS

·         Closed loop Fluxgate technology

·         Measuring range: up to 6000 A_pK

·         Max overall accuracy: +/- 0.05 % of I_PN at +25°C

·         Class 0.5 R according to EN50463

·         Max overall accuracy (+23°C):

§  +/- 0.2% of reading @ 10 % of I_PN

§  +/- 0.4% of reading @ 5 % of I_PN

§  +/- 2% of reading @ 1 % of I_PN

·         Power Supply: +/- 21.6 to +/- 26.4 V

·         Operating temperature range: -40 to +85°C

·         Analogue current output: 0.8 & 1.6 A @ I_PN for ITC 2000 & 4000 respectively

·         5 year warranty

·         Reduced size & low power losses

Features:

·         DC, AC, pulse currents high accurate measurements with high galvanic isolation (isolation test voltage: 14 KV_RMS / 50Hz / 1 min)

·         Aperture of 63 mm & 102 mm diameter for ITC 2000 & 4000 respectively

·         Really low current consumption: 150 mA & 300 mA @ I_PN for ITC 2000 & 4000 respectively

·         Current overload: 100kA/100ms

·         Fast response time: 0,1μs

·         Large bandwidth: up to 80 KHz (3dB)

·         Low temperature drift of accuracy

Standards compliance:

·         EN50155 for traction applications such as:

§  On-board energy meters

§  Propulsion converters

·         EN 50124-1: Insulation levels & safety

·         NFF 16101/2: Fire and smoke classification

·         European Directive EMC 2004 / 108 / EEC : CE Marking

·         EN 50121-3-2: Railway EMC standard (Emission & susceptibility)

·         EN 50463: On-board energy measurement

·         EN 61010-1: Safety

·         Developed and produced according International Railway Industry Standards (IRIS)

Remarks:

·         New innovating patented technology for small current consumption

·         Modular approach for easy adaptation for secondary connections

·         Test winding as self test function

·         Logic additional output as indication of the transducer state

·         ITC 2000 is proposed in a split construction with the measurement head in a case and the measurement circuitry mounted remotely in a metal enclosure