LA-55-P

LA-55-P - LEM
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Краткое описание: Current Transducer
Производитель LEM
Категория Датчики тока

Дополнительная информация

Current transducer for electronic measurement of DC, AC, and pulsed currents, featuring galvanic separation between primary and secondary circuits. Utilizes closed loop (compensated) Hall effect technology in an insulating plastic case recognized according to UL 94-V0, offering excellent accuracy, very good linearity, optimized response time, wide frequency bandwidth, no insertion losses, high immunity to external interference, and current overload capability. Suitable for industrial applications.
Mass 18g
RoHS Compliant
Clearance 5mm
Iec 61010-1 Standard
Ul 508: 2010 Standard
Certification UL 94-V0 (Insulating Plastic Case)
En 50178: 1997 Standard
Supply Voltage ±12 to 15V
Linearity Error < 0.15%
Creepage Distance 5mm
Turns Ratio (Np/Ns) 1:1000
Ambient Storage Temperature -40 to +90°C
Frequency Bandwidth (-1 dB) DC to 200kHz
Primary Nominal RMS Current 50A
Ambient Operating Temperature -40 to +85°C
Secondary Nominal RMS Current 50mA
Error at IPN, TA=25°C at ±15V ±0.65%
Primary Current Measuring Range 0 to ±70A
Error at IPN, TA=25°C at ±12-15V ±0.90%
Current Consumption at ±15 V (max) 12 + IsmA
Current Consumption at ±15 V (min) 8 + IsmA
Current Consumption at ±15 V (typ) 10 + IsmA
Comparative Tracking Index (Group I) 600
Impulse Withstand Voltage (1.2/50µs) 5.7kV
Magnetic Offset Current (after overload) ±0.3mA
Electrical Offset Current at Ip=0, TA=25°C ±0.2mA
Insulation (basic) - En 50178 Rated Voltage 300 V
Resistance of Secondary Winding at TA=70°C 80Ω
Resistance of Secondary Winding at TA=85°C 85Ω
Delay Time (10% of final output for IPN step) < 500ns
Delay Time (90% of final output for IPN step) < 1µs
RMS Voltage for AC Insulation Test (50Hz/1min) 2.5kV
Temperature Variation of Io (-25°C to +85°C) ±0.1 to ±0.6mA
Temperature Variation of Io (-40°C to -25°C) ±0.2 to ±1.0mA
Insulation (basic) - Iec 61010-1 Nominal Voltage 300 V
Insulation (reinforced) - En 50178 Rated Voltage 150 V
Measuring Resistance at ±12 V, ±50 A (min/max) 10 to 100Ω
Measuring Resistance at ±12 V, ±70 A (min/max) 10 to 50Ω
Measuring Resistance at ±15 V, ±50 A (min/max) 50 to 160Ω
Measuring Resistance at ±15 V, ±70 A (min/max) 50 to 90Ω
Insulation (reinforced) - Iec 61010-1 Nominal Voltage 150 V

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