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LF505-S

LEM
Part Number LF505-S
Manufacturer LEM
Description Current Transducer
Published Mar 22, 2005
Detailed Description Current Transducer LF 505-S/SP27 For the electronic measurement of currents: DC, AC, pulsed..., with galvanic separati...
Datasheet PDF File LF505-S PDF File

LF505-S
LF505-S

Overview
Current Transducer LF 505-S/SP27 For the electronic measurement of currents: DC, AC, pulsed.
.
.
, with galvanic separation between the primary circuit and the secondary circuit.
dCl dCp IPN = 500 A Electrical data IPN Primary nominal rms current IPM Primary current, measuring range RM Measuring resistance with ±24 V @ ±500 A max @ ±1480 A max ISN Secondary nominal rms current KN Conversion ratio UC Supply voltage (±5 %) IC Current consumption IP Accuracy - Dynamic performance data 500 A 0 … ±1480 A R R M min M max 0 148.
5 Ω 0 2.
5 Ω 100 mA 1 : 5000 ±24 V 33 + IS mA IS RM X Accuracy @ IPN, TA = 25 °C ±0.
6 @ IPN, TA = −10 °C … +70 °C ±0.
9 εL Linearity error < 0.
1 Typ Max IO Offset current @ IP = 0, TA = 25 °C ±0.
4 IOM Magnetic offset current @ IP = 0, and specified RM, after an overload of 3 × IPN ±0.
2 IOT Temperature variation of IO −10 °C … +70 °C ±0.
1 ±0.
3 −40 °C … −10 °C ±0.
3 ±0.
8 tr Step response time 1) to 90 % of IPN di/dt di/dt accurately followed < 1 > 200 BW Frequency bandwidth (−1 dB) DC … 100 % % % mA mA mA mA µs A/µs kHz General data TA Ambient operating temperature −40 … +70 °C TS Ambient storage temperature −40 … +85 °C RS Resistance of secondary winding @ TA = 70 °C 68 Ω m Mass 230 g Standards EN 50178: 1997 IEC 61800-5-1 UL 508: 200 Note: 1) With a di/dt of 100 A/µs.
Features ●● Closed loop (compensated) current transducer using the Hall effect ●● Insulating plastic case recognized according to UL 94-V0.
Special features ●● IPM = 0 … ±1480 A ●● UC = ±24 V (±5 %) UC ●● Connection to secondary circuit on JST BH03B-XASK-BN connector UC ●● 2D Datamatrix Barcode-label ●● Improved dynamic performance ●● Extended temperature range.
Advantages ●● Excellent accuracy ●● Very good linearity ●● Low temperature drift ●● Optimized response time ●● Wide frequency bandwidth ●● No insertio...


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