IPN = 10 A Current Transducer HXS 10-NP/SP3 For the electronic measurement of currents : DC, AC, pulsed, mixed, with a galvanic isolation between the primary circuit (high power) and the secondary circuit (electronic circuit). DUAL PHASE All Data are given with a R L = 10 k Electrical data Primary nominal r.m.s. current IPN (A) Primary current measuring range IP (A) Serial Parallel Serial Parallel 10 20 30 60 Features Type * Hall effect measuring principle * Multirange current transducer through PCB pattern lay-out VOUT VREF RL ROUT CL VC IC Analog output voltage @ IP IP = 0 Internal Reference 1) - Output voltage VREF Output impedance VREF Load impedance Output load resistance Output impedance Max. output capacitive load Supply voltage ( 5 %) Current consumption @ VC = 5 V HXS 10-NP/SP3 * Galvanic isolation between primary VREF (0.625*IP/IPN) V VREF 0.0125 V 2.5 0.025 V typ. 200 200 k 2 k < 10 <1 F 5 V 22 mA and secondary circuit * Isolation test voltage 2500V * Low power consumption * Extremely low profile, 10mm * Single power supply +5V * Fixed offset & gain Special Feature * Two separate primary windings for dual phase measurement Accuracy - Dynamic performance data Accuracy 2) @ IPN , TA = 25C L Linearity 0.. IPN .. 3 x IPN TCVOUT Thermal drift of VOUT @ IP = 0 TCVREF Thermal drift of VREF TCVOUT / VREF Thermal drift of VOUT / VREF @ IP = 0 TCG Thermal drift of the gain VOM Residual voltage @ IP = 0, after an overload of 3 x IPN DC t ra Reaction time @ 10 % of IPN tr Response time @ 90 % of IPN di/dt di/dt accurately followed Output noise (DC ..10 kHz) (DC .. 1 MHz) f Frequency bandwidth (-3 dB) 3) X 1 % of IPN 0.5 % of IPN 1 % of IPN 0.4 mV/K 0.01 %/K 0.2 mV/K 0.05% of reading/K <0.7 % of IPN <3 s <5 s > 50 A/s < 15 mVpp < 40 mVpp DC .. 50 kHz General data TA TS dCp dCl CTI m Ambient operating temperature Ambient storage temperature Creepage distance Clearance distance Comparative tracking index (Group I ) UL94 classification Mass Standards LEM Components Advantages * Small size and space saving * Only one design for wide current ratings range * High immunity to external interference. * Internal & external reference Applications * AC variable speed drives * Static converters for DC motor drives * Battery supplied applications * Uninterruptible Power Supplies (UPS) - 40 .. + 85 - 40 .. + 85 > 5.5 > 5.5 > 600 V0 10 C C mm mm V g EN 50178 (97-10-01) * Switched Mode Power Supplies (SMPS) * Power supplies for welding applications. 041222/2 w w w .lem.com Current Transducer HXS 10-NP/SP3 Insulation category Vb Vb Vd Ve Vw Nominal Voltage with IEC 61010-1 standards and following conditions - Single insulation - Over voltage category III - Pollution degree 2 - Heterogeneous field Nominal Voltage with EN 50178 standards and following conditions - Reinforced insulation - Over voltage category III - Pollution degree 2 - Heterogeneous field R.m.s. voltage for AC isolation test, 50/60 Hz, 1 mn Primary to secondary Primary 1 to Primary 2 R.m.s. voltage for partial discharge extinction @ 10pC Impulse withstand voltage 1.2/50s 150 V r.m.s. 300 V r.m.s. 2.5 2.5 >1 6 kV kV kV kV Notes : 1) It is possible to overdrive VREF with an external reference voltage between 2 - 2.8 V providing its ability to sink or source approximately 2.5 mA. 2) Excluding offset and hysteresis. 3) Small signal only to avoid excessive heatings of the magnetic core. Safety : Caution, risk of danger Caution, risk of electrical shock LEM Components This transducer shall be used in accordance with manufacturer instruction. The temperature of the primary conductor shall not exceed 100C Power supply shall be a low voltage source and shall have an efficient protective system against over current. Power supply must incorporate a circuit breaker. This transducer shall be used in an electric/electronic equipment in respect of standards rules and applicable safety requirements. Primary bar and output terminals can provide hazardous voltage. This transducer is a built in device, of which conducting parts must be inaccessible by installation. Protective envelope or additional shield must be used. w w w .lem.com HXS 10-NP/SP3 Dimensions (in mm) 18.5 3.5 3.5 10 16.5 12 6.1 Required Connection Circuitcircuit Recommended connection HXS 10-NP /SP3 8 7 7.62 P=2.54 18.5 0.6 Ref Out GND Vc 14 5V 47nF 0V 4.7nF Output 2 1 47nF V Ref. IN/OUT Ref. 4-1.3d 4-0.5*0.25 7.7 Operation Principle +Vc Vout Vref.(IN/OUT) 0V Ip Primary current Primary connections Primary nominal maximum I PN [A] IP [A] resistance R P [m ohm] Primary insertion inductance [uF] LP Recommended PCB connections IN Serial 10 30 0.5 20 60 0.15 Mechanical characteristics * General tolerance * Fastening & connection of primary jumper Recommended PCB hole * Fastening & connection of secondary Recommended PCB hole 7 0.025 IN Parallel 1 2 8 1 7 2 8 OUT 0.01 OUT Remarks 0.2 mm 4 pins O 1.3 mm O 1.5 mm 4 pins 0.5 x 0.25 O 0.7 mm * VOUT is positive when IP flows from terminals 1, 7 (IN) to terminals 2, 8 (OUT) * Temperature of the primary conductors should not exceed 100C. LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice.