器件名称:
LA55-P
功能描述:
Current Transducer
文件大小:
126.28KB 共2页
简 介:
Current Transducer LA 55-P For the electronic measurement of currents : DC, AC, pulsed..., with a galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit). IPN = 50 A 16019 Electrical data IPN IPM RM Primary nominal current rms Primary current, measuring range Measuring resistance @ with ± 12 V with ± 15 V ISN KN VC IC Vd @ ± 50 A maxi @ ± 70 A maxi @ ± 50 A maxi @ ± 70 A maxi 50 0 .. ± 70 TA = 70°C TA = 85°C RM mini RM maxi RM mini RM maxi 10 10 50 50 100 50 160 90 60 95 60 1) 601) 135 155 135 2) 135 2) A A Features Closed loop (compensated) current transducer using the Hall effect Printed circuit board mounting Isolated plastic case recognized according to UL 94-V0. Secondary nominal current rms Conversion ratio Supply voltage (± 5 %) Current consumption Rms voltage for AC isolation test, 50 Hz, 1 min 50 mA 1 : 1000 ± 12 .. 15 V 10 (@ ± 15 V) + IS mA 2.5 kV Advantages Excellent accuracy Very good linearity Low temperature drift Optimized response time Wide frequency bandwidth No insertion losses High immunity to external interference Current overload capability. Accuracy - Dynamic performance data X Accuracy @ IPN , TA = 25°C L ε @ ± 15 V (± 5 %) @ ± 12 .. 15 V (± 5 %) Linearity error Offset current @ IP = 0, TA = 25°C Magnetic offset current 3) @ IP = 0 and specified RM after an overload of 3 x I PN Temperature variation of IO 0°C .. + 70°C - 25°C .. + 85°C Reaction time @ 10 % of IPN Response ……