3 Phase Rogowski Coils

LEM ART-B22-D70-SP6, AC Measurement Rogowski Coils (coil only). 7cm Diameter, Class 0.5, 6M Shielded Cable Connection Flexible clip-around Rogowski coil for the electronic measurement of AC current with galvanic separation between the primary circuit (power) and the secondary circuit (measurement). The patented Perfect Loop Technology dramatically reduces both the error due to the position of the measured conductor within the aperture, and the error due to the proximity of external conductors. The ART series single phase flexible rope CT from LEM. In conjunction with AI-PMUL combined integrator & signal conditioner LEM offer True RMS 0-5V, 0-10V, 0-20mA, 4-20mA outputs, or direct linear outputs 0.333V or 0.166V Included is a 70cm diameter rope CT, and 1.5M of twisted pair (1000V) output leads for connection to an integrator, or meter/logger with integration function. LEM coils come with 5 year warranty Features Rated insulation voltage 1000 V Cat III PD2 Accuracy Class 0.5 (IEC 61869-2) Protection degree IP67 ⌀ 70, ⌀ 125, ⌀ 175, ⌀ 300 mm sensing aperture 3 m output cable (other lengths available see page 8) Ambient temperature −40 °C … +80 °C Very flexible and thin coil: 6.1 mm Slot for attaching the loop on the primary with a cable tie ⌀ 2 mm hole to pass a security seal tampering An innovative patented clasp drastically reduces the positioning error near the closing Internal shield for enhanced measurement accuracy at low primary currents. Advantages Thin, flexible, and light weight solution Very low positioning error Quick, non-intrusive and easy setup A single sensor for a large current range without overload Less influenced by external fields Adaptable for a large range of cable diameters Applications MV/LV substations on LV side: Transformer Condition Monitoring Power metering: current measurement for active power calculation Building sub-metering: energy efficiency monitoring, consumption analysis and cost allocation Power quality monitoring: electrical loads and distribution system equipment Fault Detection, Isolation and Repair (FDIR): isolate the site of the fault Remote Terminal Units (RTU) Phasor Measurement Units (PMU) Standards IEC 61010-1: 2010; IEC 61010-2-32 ed.3: 2012 1) IEC 61869-1 ed1.0: 2007; IEC 61869-2: ed1.0: 2012 1) IEC 61869-6: draft 2016; IEC 61869-10: draft 2016 UL Specification LEM Part Number ART-B22-D70-SP6 Function AC Current Measurement Measuring Range 0 - 5,000 Amp RMS (Contact Us for Possible Replacement for wider range) Secondary Voltage (Sensitivity) 22.5mV Frequency Measuring Range 50-300kHz Operating Voltage Self Powered Accuracy 0.5% from 25 to 5000 Amp Phase Angle < 0.004 Coil Diameter (⌀) 7cm Coil Circumference 22cm Integrator to Coil Cable 6M Twisted Pair Maximum Voltage 1000V Reinforced insulation according to EN 61010-1 Operating Temperature -15°C to 65°C Storage Temperature -45°C to 80°C Isolation (50Hz, 1 min) 7.4kV Overload 300,000 Amp Termination Style 2 Stripped Wires Weight 130g Factory Pack Qty 1 Certifications UL, ROHS Datasheet Product Datasheet Application Notes 1) The Rogowski coil can measure any primary current as there is no saturation effect. 2) Not tested given that in the worst case (load = 0 Ohm i.e. short circuit on the output) the peak dissipated power remains low (< 2 Watts) 3) Frequency bandwidth and phase shift modeling schematic can be provided on request. 4) Referring to the main phase offset of 90 ° (a Rogowski coil is a derivative current transducer) 5) Considering a primary conductor of at least ⌀ 15 mm, perpendicular and in contact with the Rogowski coil. 6) Considering an external conductor of at least ⌀ 15 mm the same current level than internal conductor, perpendicular and in contact with the Rogowski coil.

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LEM ART-B22-D125-SP6 + AI-PMUL - 3 Pcs, 3 Phase Rogowski Coil Set, Class 1, User Selectable 0.333v, 0.166v, True RMS 4-20mA, 0-20mA, 0-10V, 0-5V Outputs, Sensitivity, and Measurement Range, 12.5cm Diameter, SP6 = 6M Cable The universal Rogowski coil integrator AI-PMUL complements LEM’s flexible clip-around coil ART and ARU range. The design is based on digital processing to give combined dynamic range, accuracy and versatility of use. It offers a wide range of output signals both RMS and instantaneous. AI-PMUL is DIN rail mounted and can be stacked for multiphase application without spacing thanks to its low power dissipation. Input signal Accuracy Class 1 (IEC 61869-2) [1]. Linearity error ≤ 0.10 %. Protection degree IP2X. 35 mm DIN rail mounted. Push-in terminals. 4 selectable true RMS output signals: 0…20 mA, 4…20 mA, 0…5 V, 0…10 V. 2 selectable instantaneous output signals: 225 mV, 333 mV. 6 selectable sensitivities depending on Rogowski coil: 22.5, 70, 80, 85, 100, 120 mV/kA at 50 Hz. 12 selectable ranges: 100, 200, 300, 400, 500, 600, 800, 1000, 1500, 2000, 4000, 5000 A. Ambient operating temperature −25...+70 °C. Advantages Compact design for DIN rail assembly High accuracy Class 1 (IEC 61869-2) Setup by user via Select / Edit buttons Clear status indication via bi-color led Applications MV/LV substations on LV side: Transformer Condition Monitoring Power metering: current measurement for active power calculation Building sub-metering: energy efficiency monitoring, consumption analysis and cost allocation Power quality monitoring: electrical loads and distribution system equipment Fault Detection, Isolation and Repair (FDIR): isolate the site of the fault Remote Terminal Units (RTU) Phasor Measurement Units (PMU) Standards IEC 61010-1: 2010 UL EMC: IEC 61326-1:2012 Options Cross Power Plug-in: side contacts to stack up to 3 Integrator modules and use only one power supply. Specification LEM Part Number ART-B22-D125-SP6 + AI-PMUL - 3 Pcs Function 3 Phase AC Current Measurement Measuring Range Selectable 5000,4000,2000,1500,1000,800,600,500,400,300,200,100Amp Sensitivity Selectable 22.5,70,80,85,100,120mV/kA @ 50 Hz Output Selectable; Signal Conditioned True RMS 0-20mA, True RMS 4-20mA, True RMS 5V, True RMS 10V or 225mV, 333mV Direct Output (1 Amp output coming soon) Frequency Measuring Range 50-1500Hz (15th Harmonic) Operating Voltage 10-32VDC Accuracy 1% from 25 to 5000 Amp Current Consumption 100mA (max) Dimensions 100mm x 78mm x 15mm (Integrator), 12.5cm Diameter (Coils) Mounting Din Rail Mount Integrator to Coil cable 6M Twisted and Screened Integrator to Meter cable User Supplied Shielded cable 1.5mm sqr, up to 6m long Operating Temperature -25°C - 70°C Storage Temperature -45°C to 80°C Isolation (50Hz, 1 min) 1.5kV True RMS Response Time 160-190ms Termination Style Push-in for 1.5mm sqr wire Weight 58g Factory Pack Qty 1 Certifications UL, ROHS Datasheet AI-PMUL Datasheet ART Series Datasheet Application Notes User Notice 1) The Rogowski coil can measure any primary current as there is no saturation effect. 2) Not tested given that in the worst case (load = 0 Ohm i.e. short circuit on the output) the peak dissipated power remains low (< 2 Watts) 3) Frequency bandwidth and phase shift modelling schematic can be provided on request. 4) Referring to the main phase offset of 90 ° (a Rogowski coil is a derivative current transducer) 5) Considering a primary conductor of at least ⌀ 15 mm, perpendicular and in contact with the Rogowski coil. 6) Considering an external conductor of at least ⌀ 15 mm the same current level than internal conductor, perpendicular and in contact with the Rogowski coil.

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LEM ART-B22-D125-SP6 + AI-P1A - 3 Pcs, 3 Phase Rogowski Coil Set, Class 1, 1 Amp AC, Sensitivity, and Measurement Range, 12.5cm Diameter, 6M integrator Cable The universal Rogowski coil integrator AI-P1A complements LEM’s flexible clip-around coil ART and ARU range. The design is based on digital processing to give combined dynamic range, accuracy and versatility of use. It offers a wide range of output signals both RMS and instantaneous. AI-P1A is DIN rail mounted and can be stacked for multiphase application without spacing thanks to its low power dissipation. Input signal Accuracy Class 1 (IEC 61869-2) [1]. Linearity error ≤ 0.10 %. Protection degree IP2X. 35 mm DIN rail mounted. Push-in terminals. 1 Amp instantaneous output. 6 selectable sensitivities depending on Rogowski coil: 22.5, 70, 80, 85, 100, 120 mV/kA at 50 Hz. 12 selectable ranges: 100, 200, 300, 400, 500, 600, 800, 1000, 1500, 2000, 4000, 5000 A. Ambient operating temperature −25...+70 °C. Advantages Compact design for DIN rail assembly High accuracy Class 1 (IEC 61869-2) Setup by user via Select / Edit buttons Clear status indication via bi-color led Applications MV/LV substations on LV side: Transformer Condition Monitoring Power metering: current measurement for active power calculation Building sub-metering: energy efficiency monitoring, consumption analysis and cost allocation Power quality monitoring: electrical loads and distribution system equipment Fault Detection, Isolation and Repair (FDIR): isolate the site of the fault Remote Terminal Units (RTU) Phasor Measurement Units (PMU) Standards IEC 61010-1: 2010 UL EMC: IEC 61326-1:2012 Options Cross Power Plug-in: side contacts to stack up to 3 Integrator modules and use only one power supply. Specification LEM Part Number ART-B22-D125-SP6 + AI-P1A - 3 Pcs Function 3 Phase AC Current Measurement Measuring Range Selectable 5000,4000,2000,1500,1000,800,600,500,400,300,200,100Amp Sensitivity Selectable 22.5,70,80,85,100,120mV/kA @ 50 Hz Output 1 Amp Instantaneous Frequency Measuring Range 50-1500Hz (15th Harmonic) Operating Voltage 10-32VDC Accuracy 1% from 25 to 5000 Amp Current Consumption 100mA (max) Dimensions 100mm x 78mm x 15mm (Integrator), 12.5cm Diameter (Coils) Mounting Din Rail Mount Integrator to Coil cable 6M Twisted and Screened Integrator to Meter cable User Supplied Shielded cable 1.5mm sqr, up to 6m long Operating Temperature -25°C - 70°C Storage Temperature -45°C to 80°C Isolation (50Hz, 1 min) 1.5kV True RMS Response Time 160-190ms Termination Style Push-in for 1.5mm sqr wire Weight 58g Factory Pack Qty 1 Certifications   UL, ROHS Datasheet AI-P1A Datasheet ART Series Datasheet Application Notes User Notice 1) The Rogowski coil can measure any primary current as there is no saturation effect. 2) Not tested given that in the worst case (load = 0 Ohm i.e. short circuit on the output) the peak dissipated power remains low (< 2 Watts) 3) Frequency bandwidth and phase shift modelling schematic can be provided on request. 4) Referring to the main phase offset of 90 ° (a Rogowski coil is a derivative current transducer) 5) Considering a primary conductor of at least ⌀ 15 mm, perpendicular and in contact with the Rogowski coil. 6) Considering an external conductor of at least ⌀ 15 mm the same current level than internal conductor, perpendicular and in contact with the Rogowski coil.  

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LEM ART-B22-D70-SP6 + AI-PMUL - 3Pcs, 3 Phase Rogowski Coil Set, Class 1, User Selectable 0.333v, 0.166v, True RMS 4-20mA, 0-20mA, 0-10V, 0-5V Outputs, Sensitivity, and Measurement Range, 7cm Diameter, SP6 = 6M Cable The universal Rogowski coil integrator AI-PMUL complements LEM’s flexible clip-around coil ART and ARU range. The design is based on digital processing to give combined dynamic range, accuracy and versatility of use. It offers a wide range of output signals both RMS and instantaneous. AI-PMUL is DIN rail mounted and can be stacked for multiphase application without spacing thanks to its low power dissipation. Input signal Accuracy Class 1 (IEC 61869-2) [1]. Linearity error ≤ 0.10 %. Protection degree IP2X. 35 mm DIN rail mounted. Push-in terminals. 4 selectable true RMS output signals: 0…20 mA, 4…20 mA, 0…5 V, 0…10 V. 2 selectable instantaneous output signals: 225 mV, 333 mV. 6 selectable sensitivities depending on Rogowski coil: 22.5, 70, 80, 85, 100, 120 mV/kA at 50 Hz. 12 selectable ranges: 100, 200, 300, 400, 500, 600, 800, 1000, 1500, 2000, 4000, 5000 A. Ambient operating temperature −25...+70 °C. Advantages Compact design for DIN rail assembly High accuracy Class 1 (IEC 61869-2) Setup by user via Select / Edit buttons Clear status indication via bi-color led Applications MV/LV substations on LV side: Transformer Condition Monitoring Power metering: current measurement for active power calculation Building sub-metering: energy efficiency monitoring, consumption analysis and cost allocation Power quality monitoring: electrical loads and distribution system equipment Fault Detection, Isolation and Repair (FDIR): isolate the site of the fault Remote Terminal Units (RTU) Phasor Measurement Units (PMU) Standards IEC 61010-1: 2010 UL EMC: IEC 61326-1:2012 Included Options Cross Power Plug-in: side contacts to stack up to 3 Integrator modules and use only one power supply. Specification LEM Part Number ART-B22-D70-SP6 + AI-PMUL - 3Pcs Function 3 Phase AC Current Measurement Measuring Range Selectable 5000,4000,2000,1500,1000,800,600,500,400,300,200,100Amp Sensitivity Selectable 22.5,70,80,85,100,120mV/kA @ 50 Hz Output Selectable; Signal Conditioned True RMS 0-20mA, True RMS 4-20mA, True RMS 5V, True RMS 10V or 225mV, 333mV Direct Output (1 Amp output coming soon) Frequency Measuring Range 50-1500Hz (15th Harmonic) Operating Voltage 10-32VDC Accuracy 1% from 25 to 5000 Amp Current Consumption 100mA (max) Dimensions 100mm x 78mm x 15mm (Integrator), 7cm Diameter (Coils) Mounting Din Rail Mount Integrator to Coil cable 3M Twisted and Screened Integrator to Meter cable User Supplied Shielded cable 1.5mm sqr, up to 6m long Operating Temperature -25°C - 70°C Storage Temperature -45°C to 80°C Isolation (50Hz, 1 min) 1.5kV True RMS Response Time 160-190ms Termination Style Push-in for 1.5mm sqr wire Weight 58g Factory Pack Qty 1 Certifications UL, ROHS Datasheet AI-PMUL Datasheet ART Series Datasheet Applicaton Notes User Notice 1) The Rogowski coil can measure any primary current as there is no saturation effect. 2) Not tested given that in the worst case (load = 0 Ohm i.e. short circuit on the output) the peak dissipated power remains low (< 2 Watts) 3) Frequency bandwidth and phase shift modelling schematic can be provided on request. 4) Referring to the main phase offset of 90 ° (a Rogowski coil is a derivative current transducer) 5) Considering a primary conductor of at least ⌀ 15 mm, perpendicular and in contact with the Rogowski coil. 6) Considering an external conductor of at least ⌀ 15 mm the same current level than internal conductor, perpendicular and in contact with the Rogowski coil.

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ART-B22-D70-SP6 + AI-P1A- 3 Pcs, 3 Phase Rogowski Coil Set, Class 1, 1 Amp AC, Sensitivity, and Measurement Range, 7cm Diameter, SP3 = 3M integrator cable The universal Rogowski coil integrator AI-P1A complements LEM’s flexible clip-around coil ART and ARU range. The design is based on digital processing to give combined dynamic range, accuracy and versatility of use. It offers a wide range of output signals both RMS and instantaneous. AI-P1A is DIN rail mounted and can be stacked for multiphase application without spacing thanks to its low power dissipation. Input signal Accuracy Class 1 (IEC 61869-2) [1]. Linearity error ≤ 0.10 %. Protection degree IP2X. 35 mm DIN rail mounted. Push-in terminals. 1 Amp instantaneous output. 6 selectable sensitivities depending on Rogowski coil: 22.5, 70, 80, 85, 100, 120 mV/kA at 50 Hz. 12 selectable ranges: 100, 200, 300, 400, 500, 600, 800, 1000, 1500, 2000, 4000, 5000 A. Ambient operating temperature −25...+70 °C. Advantages Compact design for DIN rail assembly High accuracy Class 1 (IEC 61869-2) Setup by user via Select / Edit buttons Clear status indication via bi-color led Applications MV/LV substations on LV side: Transformer Condition Monitoring Power metering: current measurement for active power calculation Building sub-metering: energy efficiency monitoring, consumption analysis and cost allocation Power quality monitoring: electrical loads and distribution system equipment Fault Detection, Isolation and Repair (FDIR): isolate the site of the fault Remote Terminal Units (RTU) Phasor Measurement Units (PMU) Standards IEC 61010-1: 2010 UL EMC: IEC 61326-1:2012 Included Options Cross Power Plug-in: side contacts to stack up to 3 Integrator modules and use only one power supply. Specification LEM Part Number ART-B22-D70-SP6 + AI-P1A- 3 Pcs Function 3 Phase AC Current Measurement Measuring Range Selectable 5000,4000,2000,1500,1000,800,600,500,400,300,200,100Amp Sensitivity Selectable 22.5,70,80,85,100,120mV/kA @ 50 Hz Output 1 Amp output Frequency Measuring Range 50-1500Hz (15th Harmonic) Operating Voltage 10-32VDC Accuracy 1% from 25 to 5000 Amp Current Consumption 100mA (max) Dimensions 100mm x 78mm x 15mm (Integrator), 7cm Diameter (Coils) Mounting Din Rail Mount Integrator to Coil cable 6M Twisted and Screened Integrator to Meter cable User Supplied Shielded cable 1.5mm sqr, up to 6m long Operating Temperature -25°C - 70°C Storage Temperature -45°C to 80°C Isolation (50Hz, 1 min) 1.5kV True RMS Response Time 160-190ms Termination Style Push-in for 1.5mm sqr wire Weight 58g Factory Pack Qty 1 Certifications   UL, ROHS Datasheet AI-P1A Datasheet ART Series Datasheet Applicaton Notes User Notice 1) The Rogowski coil can measure any primary current as there is no saturation effect. 2) Not tested given that in the worst case (load = 0 Ohm i.e. short circuit on the output) the peak dissipated power remains low (< 2 Watts) 3) Frequency bandwidth and phase shift modelling schematic can be provided on request. 4) Referring to the main phase offset of 90 ° (a Rogowski coil is a derivative current transducer) 5) Considering a primary conductor of at least ⌀ 15 mm, perpendicular and in contact with the Rogowski coil. 6) Considering an external conductor of at least ⌀ 15 mm the same current level than internal conductor, perpendicular and in contact with the Rogowski coil.  

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LEM ART-B22-D175-SP3 + AI-P1A - 3 Pcs, 3 Phase Rogowski Coil Set, 1 Amp AC, Sensitivity, and Measurement Range, 17.5cm Diameter, 3M Integrator Cable The universal Rogowski coil integrator AI-P1A complements LEM’s flexible clip-around coil ART and ARU range. The design is based on digital processing to give combined dynamic range, accuracy and versatility of use. It offers a wide range of output signals both RMS and instantaneous. AI-P1A is DIN rail mounted and can be stacked for multiphase application without spacing thanks to its low power dissipation. Input signal Accuracy Class 1 (IEC 61869-2) [1]. Linearity error ≤ 0.10 %. Protection degree IP2X. 35 mm DIN rail mounted. Push-in terminals. 1 Amp instantaneous output. 6 selectable sensitivities depending on Rogowski coil: 22.5, 70, 80, 85, 100, 120 mV/kA at 50 Hz. 12 selectable ranges: 100, 200, 300, 400, 500, 600, 800, 1000, 1500, 2000, 4000, 5000 A. Ambient operating temperature −25...+70 °C. Advantages Compact design for DIN rail assembly High accuracy Class 1 (IEC 61869-2) Setup by user via Select / Edit buttons Clear status indication via bi-color led Applications MV/LV substations on LV side: Transformer Condition Monitoring Power metering: current measurement for active power calculation Building sub-metering: energy efficiency monitoring, consumption analysis and cost allocation Power quality monitoring: electrical loads and distribution system equipment Fault Detection, Isolation and Repair (FDIR): isolate the site of the fault Remote Terminal Units (RTU) Phasor Measurement Units (PMU) Standards IEC 61010-1: 2010 UL EMC: IEC 61326-1:2012 Options Cross Power Plug-in: side contacts to stack up to 3 Integrator modules and use only one power supply. Specification LEM Part Number ART-B22-D175 + AI-P1A-SP3 - 3 Pcs Function 3 Phase AC Current Measurement Measuring Range Selectable 5000,4000,2000,1500,1000,800,600,500,400,300,200,100Amp Sensitivity Selectable 22.5,70,80,85,100,120mV/kA @ 50 Hz Output 1 Amp output Frequency Measuring Range 50-1500Hz (15th Harmonic) Operating Voltage 10-32VDC Accuracy 1% from 25 to 5000 Amp Current Consumption 100mA (max) Dimensions 100mm x 78mm x 15mm (Integrator), 7cm Diameter (Coils) Mounting Din Rail Mount Integrator to Coil cable 3M Twisted and Screened Integrator to Meter cable User Supplied Shielded cable 1.5mm sqr, up to 6m long Operating Temperature -25°C - 70°C Storage Temperature -45°C to 80°C Isolation (50Hz, 1 min) 1.5kV True RMS Response Time 160-190ms Termination Style Push-in for 1.5mm sqr wire Weight 58g Factory Pack Qty 1 Certifications   UL, ROHS Datasheet AI-P1A Datasheet ART Series Datasheet Application Notes User Notice 1) The Rogowski coil can measure any primary current as there is no saturation effect. 2) Not tested given that in the worst case (load = 0 Ohm i.e. short circuit on the output) the peak dissipated power remains low (< 2 Watts) 3) Frequency bandwidth and phase shift modelling schematic can be provided on request. 4) Referring to the main phase offset of 90 ° (a Rogowski coil is a derivative current transducer) 5) Considering a primary conductor of at least ⌀ 15 mm, perpendicular and in contact with the Rogowski coil. 6) Considering an external conductor of at least ⌀ 15 mm the same current level than internal conductor, perpendicular and in contact with the Rogowski coil.  

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LEM ART-B22-D300-SP4 + AI-P1A - 3 Pcs, 3 Phase Rogowski Coil Set, Class 1, 1 Amp AC, Sensitivity, and Measurement Range, 30cm Diameter, SP4 = 4.5M Integrator Cable The universal Rogowski coil integrator AI-P1A complements LEM’s flexible clip-around coil ART and ARU range. The design is based on digital processing to give combined dynamic range, accuracy and versatility of use. It offers a wide range of output signals both RMS and instantaneous. AI-P1A is DIN rail mounted and can be stacked for multiphase application without spacing thanks to its low power dissipation. Input signal Accuracy Class 1 (IEC 61869-2) [1]. Linearity error ≤ 0.10 %. Protection degree IP2X. 35 mm DIN rail mounted. Push-in terminals. 1 Amp instantaneous output. 6 selectable sensitivities depending on Rogowski coil: 22.5, 70, 80, 85, 100, 120 mV/kA at 50 Hz. 12 selectable ranges: 100, 200, 300, 400, 500, 600, 800, 1000, 1500, 2000, 4000, 5000 A. Ambient operating temperature −25...+70 °C. Advantages Compact design for DIN rail assembly High accuracy Class 1 (IEC 61869-2) Setup by user via Select / Edit buttons Clear status indication via bi-color led Applications MV/LV substations on LV side: Transformer Condition Monitoring Power metering: current measurement for active power calculation Building sub-metering: energy efficiency monitoring, consumption analysis and cost allocation Power quality monitoring: electrical loads and distribution system equipment Fault Detection, Isolation and Repair (FDIR): isolate the site of the fault Remote Terminal Units (RTU) Phasor Measurement Units (PMU) Standards IEC 61010-1: 2010 UL EMC: IEC 61326-1:2012 Options Cross Power Plug-in: side contacts to stack up to 3 Integrator modules and use only one power supply. Specification LEM Part Number ART-B22-D300-SP4 + AI-P1A - 3 Pcs Function 3 Phase AC Current Measurement Measuring Range Selectable 5000,4000,2000,1500,1000,800,600,500,400,300,200,100Amp Sensitivity Selectable 22.5,70,80,85,100,120mV/kA @ 50 Hz Output 1 Amp output Frequency Measuring Range 50-1500Hz (15th Harmonic) Operating Voltage 10-32VDC Accuracy 1% from 25 to 5000 Amp Current Consumption 100mA (max) Dimensions 100mm x 78mm x 15mm (Integrator), 30cm Diameter (Coils) Mounting Din Rail Mount Integrator to Coil cable 4.5M Twisted and Screened Integrator to Meter cable User Supplied Shielded cable 1.5mm sqr, up to 6m long Operating Temperature -25°C - 70°C Storage Temperature -45°C to 80°C Isolation (50Hz, 1 min) 1.5kV True RMS Response Time 160-190ms Termination Style Push-in for 1.5mm sqr wire Weight 58g Factory Pack Qty 1 Certifications   UL, ROHS Datasheet AI-P1A Datasheet ART Series Datasheet Application Notes User Notice 1) The Rogowski coil can measure any primary current as there is no saturation effect. 2) Not tested given that in the worst case (load = 0 Ohm i.e. short circuit on the output) the peak dissipated power remains low (< 2 Watts) 3) Frequency bandwidth and phase shift modelling schematic can be provided on request. 4) Referring to the main phase offset of 90 ° (a Rogowski coil is a derivative current transducer) 5) Considering a primary conductor of at least ⌀ 15 mm, perpendicular and in contact with the Rogowski coil. 6) Considering an external conductor of at least ⌀ 15 mm the same current level than internal conductor, perpendicular and in contact with the Rogowski coil.  

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