LEM AHR 1500 B420, AHR 1500 B420, Hall Effect Current Sensor, 1500Amp, True RMS 4-20mA output, 104 x 40mm aperture Compact and versatile transducers for high AC and DC currents from 500 to 2000A True RMS with signal conditioning. Choice of output types: 4-20 mA, 0-5 V or 0-10 V, Bandwidth: DC 20..6000 Hz Features Split Core VFD and SCR waveforms current measurement True RMS output 4-20mA current output Busbar mounting Eliminates insertion loss Isolated plastic case recognised according to UL94-V0 Advantages Large aperture for cable or busbar up to 104 x 40mm High isolation between primary and secondary circuits Easy installation Applications -AC Power Supplies or Motors True RMS sensing - the most accurate way to monitor power supply or input power -VFD Controlled Loads VFD output indicates how the motor and attached load are operating -SCR Controlled Loads Accurate measurement of phase angle fired or burst fired(time proportional) SCR's and switch mode rectifiers. Current measurement gives faster response than temperature measurement. -Renewable Energy Installations or Backup Batteries Continuous condition monitoring allowing automatic failure detection and prediction -Application Domain Energy and Automation Specification LEM Part Number AHR 1500 B420 Technology Open Loop Hall Effect ROHS Yes Supply Voltage 20 - 50V Nominal Current (RMS + DC) 1500 Amp Maximum Measurement Current (Peak) 2500 Amp Output 4-20mA Isolation 5.8kV (AC, 50Hz, 1 min) Bandwidth 20-6000Hz Mounting Style Panel Mount Operating Temperature Range -40°C / 70°C Accuracy 1% Termination Style SFKC 2.5/4-ST-5.08-RF(Phoenix Contact) Unit Weight 650g Factory Pack Qty 6   Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition  

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LEM AHR 1000 B420, Hall Effect Current Sensor, 1000Amp, True RMS 4-20mA output, 104 x 40mm aperture Compact and versatile transducers for high AC and DC currents from 500 to 2000A True RMS with signal conditioning. Choice of output types: 4-20 mA, 0-5 V or 0-10 V, Bandwidth: DC 20..6000 Hz Features Split Core VFD and SCR waveforms current measurement True RMS output 4-20mA current output Busbar mounting Eliminates insertion loss Isolated plastic case recognised according to UL94-V0 Advantages Large aperture for cable or busbar up to 104 x 40mm High isolation between primary and secondary circuits Easy installation Applications -AC Power Supplies or Motors True RMS sensing - the most accurate way to monitor power supply or input power -VFD Controlled Loads VFD output indicates how the motor and attached load are operating -SCR Controlled Loads Accurate measurement of phase angle fired or burst fired(time proportional) SCR's and switch mode rectifiers. Current measurement gives faster response than temperature measurement. -Renewable Energy Installations or Backup Batteries Continuous condition monitoring allowing automatic failure detection and prediction -Application Domain Energy and Automation Specification LEM Part Number AHR 1000 B420 Technology Open Loop Hall Effect ROHS Yes Supply Voltage 20 - 50V Nominal Current (RMS + DC) 1000 Amp Maximum Measurement Current (Peak) 2000 Amp Output 4-10mA Isolation 5.8kV (AC, 50Hz, 1 min) Bandwidth 20-6000Hz Mounting Style Panel Mount Operating Temperature Range -40°C / 70°C Accuracy 1% Termination Style SFKC 2.5/4-ST-5.08-RF(Phoenix Contact) Unit Weight 650g Factory Pack Qty 6   Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition  

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LEM DHR 1000 C420, Hall Effect Current Sensor, 1000Amp , True RMS 4-20mA output Compact and versatile transducers for high AC and DC currents from 100 to 1000A True RMS with signal conditioning. Choice of output types: 4-20 mA, 0-5 V or 0-10 V, Bandwidth: DC 20..6000 Hz Features VFD and SCR waveforms current measurement True RMS output 4-20mA current output Panel mounting Eliminates insertion loss Isolated plastic case recognised according to UL94-V0 Advantages Large aperture for cable up to ⌀32mm High isolation between primary and secondary circuits Easy installation Applications -VFD Controlled Loads VFD output indicates how the motor and attached load are operating -SCR Controlled Loads Accurate measurement of phase angle fired or burst fired(time proportional) SCR's. Current measurement gives faster response than temperature measurement -Application Domain Energy and Automation Specification LEM Part Number DHR 1000 C420 Technology Open Loop Hall Effect ROHS Yes Supply Voltage 20 - 50V Load Current (RMS + DC) 1000 Amp Output 4-20mA Isolation 4kV (AC, 50Hz, 1 min) Bandwidth 20-6000Hz Mounting Style Panel Mount Operating Temperature Range -40°C / 70°C Accuracy Level 3 Termination Style SFKC 2.5/4-ST-5.08-RF(Phoenix Contact) Unit Weight 260g Factory Pack Qty 6   Datasheet Product Datasheet

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LEM DHR 100 C420, Hall Effect Current Sensor, 100Amp RMS, 4-20mA output Compact and versatile transducer, 100Amp AC and DC, True RMS with signal conditioning. 4-20 mA output, Bandwidth: DC 20..6000 Hz Features VFD and SCR waveforms current measurement True RMS output 4-20mA current output Panel mounting Eliminates insertion loss Isolated plastic case recognised according to UL94-V0 Advantages Large aperture for cable up to ?32mm High isolation between primary and secondary circuits Easy installation Applications -VFD Controlled Loads VFD output indicates how the motor and attached load are operating -SCR Controlled Loads Accurate measurement of phase angle fired or burst fired(time proportional) SCR's. Current measurement gives faster response than temperature measurement -Application Domain Energy and Automation Specification LEM Part Number DHR 100 C420 Technology Open Loop Hall Effect ROHS Yes Supply Voltage 20 - 50V Load Current (RMS + DC) 100 Amp Output 4-20mA Isolation 4kV (AC, 50Hz, 1 min) Bandwidth 20-6000Hz Mounting Style Panel Mount Operating Temperature Range -40°C / 70°C Accuracy Level 3 Termination Style SFKC 2.5/4-ST-5.08-RF(Phoenix Contact) Unit Weight 260g Factory Pack Qty 6   Datasheet Product Datasheet

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LEM AHR 2000 B420, Hall Effect Current Transducer, 2000A, 4-20mA True RMS output, 20-50VDC supply Compact and versatile transducers for high AC and DC currents from 500 to 2000A True RMS with signal conditioning. Choice of output types: 4-20 mA, 0-5 V or 0-10 V, Bandwidth: DC 20..6000 Hz Features Split Core VFD and SCR waveforms current measurement True RMS output 4-20mA current output Busbar mounting Eliminates insertion loss Isolated plastic case recognised according to UL94-V0 Advantages Large aperture for cable or busbar up to 104 x 40mm High isolation between primary and secondary circuits Easy installation Applications -AC Power Supplies or Motors True RMS sensing - the most accurate way to monitor power supply or input power -VFD Controlled Loads VFD output indicates how the motor and attached load are operating -SCR Controlled Loads Accurate measurement of phase angle fired or burst fired(time proportional) SCR's and switch mode rectifiers. Current measurement gives faster response than temperature measurement. -Renewable Energy Installations or Backup Batteries Continuous condition monitoring allowing automatic failure detection and prediction -Application Domain Energy and Automation Specification LEM Part Number AHR 2000 B420 Technology Open Loop Hall Effect ROHS Yes Supply Voltage 20 - 50V Nominal Current (RMS + DC) 2000 Amp Maximum Measurement Current (Peak) 3000 Amp Output 4-20mA Isolation 5.8kV (AC, 50Hz, 1 min) Bandwidth 20-6000Hz Mounting Style Panel Mount Operating Temperature Range -40°C / 85°C Accuracy 1% Termination Style SFKC 2.5/4-ST-5.08-RF(Phoenix Contact) Unit Weight 650g Factory Pack Qty 6   Datasheet Product Datasheet Application Notes LEM Applications Manual 3rd Edition  

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LEM DHR 400 C420, Hall Effect Current Sensor, 400Amp , True RMS 4-20mA output Compact and versatile transducers for high AC and DC currents from 100 to 1000A True RMS with signal conditioning. Choice of output types: 4-20 mA, 0-5 V or 0-10 V, Bandwidth: DC 20..6000 Hz Features VFD and SCR waveforms current measurement True RMS output 4-20mA current output Panel mounting Eliminates insertion loss Isolated plastic case recognised according to UL94-V0 Advantages Large aperture for cable up to ?32mm High isolation between primary and secondary circuits Easy installation Applications -VFD Controlled Loads VFD output indicates how the motor and attached load are operating -SCR Controlled Loads Accurate measurement of phase angle fired or burst fired(time proportional) SCR's. Current measurement gives faster response than temperature measurement -Application Domain Energy and Automation Specification LEM Part Number DHR 400 C420 Technology Open Loop Hall Effect ROHS Yes Supply Voltage 20 - 50V Load Current (RMS + DC) 400 Amp Output 4-20mA Isolation 4kV (AC, 50Hz, 1 min) Bandwidth 20-6000Hz Mounting Style Panel Mount Operating Temperature Range -40°C / 70°C Accuracy Level 3 Termination Style SFKC 2.5/4-ST-5.08-RF(Phoenix Contact) Unit Weight 260g Factory Pack Qty 6   Datasheet Product Datasheet

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LEM AT 50 B420L, AC Current Transformer, loop powered, 50 Amp Average RMS 4-20mA output, Features Average RMS Output Split Core 4-20mA Current Output Cable Mounting 20-30VDC Loop Powered Isolated plastic case recognised according to UL94-V0 Advantages Large aperture for cable up to ? 16mm High isolation between primary and secondary circuits Easy installation Applications Current Measurement Energy Management Motor Control Actuators Lamp Failure Specification LEM Part Number AT 50 B420L Technology AC Current Transformer Protection Class IP50 Supply Voltage 20-30VDC Loop Powered (10mA) Load Current (RMS) 50 Amp Output 4-20mA (Average RMS) Isolation 3.5kV (AC, 50Hz, 1 min) Bandwidth 55 - 65Hz Mounting Style Din Rail Mount Operating Temperature Range -10°C / 65°C Accuracy 1.5% Termination Style Screw Unit Weight 90g Factory Pack Qty 6 Datasheet Product Datasheet

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