 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| Current Transducer LF 505-S 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 = 500 A Preliminary Electrical data IPN IP RM Primary nominal r.m.s. current Primary current, measuring range Measuring resistance with 15 V with 18 V with 24 V ISN KN VC IC Vd @ @ @ @ @ @ 500 800 500 800 500 800 A max A max A max A max A max A max 500 0 .. 800 R M min R M max 0 0 0 0 5 5 60 11 92 30 149 65 A A Features * Closed loop (compensated) current * Insulated plastic case recognized according to UL 94-V0. transducer using the Hall effect 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. Secondary nominal r.m.s. current Conversion ratio Supply voltage ( 5 %) Current consumption R.m.s. voltage for AC isolation test, 50 Hz, 1 mn 100 mA 1 : 5000 15 .. 24 V 24 (@ 18 V) + IS mA 3 kV Accuracy - Dynamic performance data XG L Overall accuracy @ IPN , TA = 25C Linearity Offset current @ IP = 0, TA = 25C Thermal drift of IO - 10C .. + 70C Response time 1) @ 90 % of IPN di/dt accurately followed Frequency bandwidth (- 1 dB) 0.6 < 0.1 Typ Max 0.4 0.5 % % mA mA s A/ s kHz Applications * AC variable speed drives and servo * Static converters for DC motor drives * Battery supplied applications * Uninterruptible Power Supplies * Switched Mode Power Supplies (UPS) (SMPS) motor drives IO IOT tr di/dt f 0.3 <1 > 100 DC .. 100 General data TA TS RS m Ambient operating temperature Ambient storage temperature Secondary coil resistance @ Mass Standards 2) - 10 .. + 70 - 25 .. + 85 70 230 EN 50155 EN 50178 C C g * Power supplies for welding applications. TA = 70C Notes : 1) 2) With a di/dt of 100 A/s A list of corresponding tests is available 010327/4 LEM Components w w w .lem.com Dimensions LF 505-S Bottom view (in mm. 1 mm = 0.0394 inch) MOLEX 5045-03/AG Right view Back view Top view Secondary terminals Pin + Pin M Pin : supply voltage + 15 .. 24 V : measure : supply voltage - 15 .. 24 V Connection Mechanical characteristics * * * * Remarks General tolerance Fastening Primary through-hole Connection of secondary 0.5 mm see drawing 30.2 x 30.2 mm MOLEX 5045-03/AG * IS is positive when IP flows in the direction of the arrow. * Temperature of the primary conductor should not exceed * Dynamic performances (di/dt and response time) are best * This is a standard model. For different versions (supply voltages, turns ratios, unidirectional measurements...), please contact us. with a single bar completely filling the primary hole. 100C. LEM reserves the right to carry out modifications on its transducers, in order to improve them, without previous notice. |
Price & Availability of LF505-S
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |