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                                                                                                  1. Home
                                                                                                  2. Sensors & Transducers
                                                                                                  3. Sensors
                                                                                                  4. Current Sensors & Transducers
                                                                                                  5. Current Sensors
                                                                                                  Print Page

                                                                                                  HLSR 20-SM/SP33

                                                                                                  Current Transducer, HLSR-SM Series, Open Loop, 20A, -50A to 50A, 1 %, Voltage Output, 3.3 Vdc

                                                                                                  LEM
                                                                                                  Image is for illustrative purposes only. Please refer to product description.
                                                                                                  LEM HLSR 20-SM/SP33
                                                                                                  ManufacturerLEM
                                                                                                  Manufacturer Part NoHLSR 20-SM/SP33
                                                                                                  Order Code2664185
                                                                                                  Product RangeHLSR-SM/SP33 Series
                                                                                                  Technical Datasheet

                                                                                                  Data Sheet

                                                                                                  See all Technical Docs
                                                                                                  297 In Stock

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                                                                                                  QuantityPrice (ex VAT)
                                                                                                  1+kr 99.980
                                                                                                  10+kr 95.860
                                                                                                  25+kr 94.090
                                                                                                  50+kr 92.210
                                                                                                  100+kr 90.320
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                                                                                                  Product Information

                                                                                                  LEM
                                                                                                  ManufacturerLEM
                                                                                                  Manufacturer Part NoHLSR 20-SM/SP33
                                                                                                  Order Code2664185
                                                                                                  Product RangeHLSR-SM/SP33 Series
                                                                                                  Technical Datasheet

                                                                                                  Data Sheet

                                                                                                  Sensor Output TypeVoltage
                                                                                                  Supply Voltage Range3.135V to 3.465V
                                                                                                  Supply Voltage DC Min3.135V
                                                                                                  Measured CurrentAC / DC / Pulsed
                                                                                                  Supply Voltage DC Max3.465V
                                                                                                  Accuracy± 1%
                                                                                                  Current Measuring Range DC-50A to 50A
                                                                                                  Current Measuring Range AC-50A to 50A
                                                                                                  Current Sensor TechnologyOpen Loop, Hall Effect
                                                                                                  Response Time2.5µs
                                                                                                  Primary Current20A
                                                                                                  Secondary Signal Type1.65V
                                                                                                  Accuracy1%
                                                                                                  Sensor MountingSurface Mount
                                                                                                  Operating Temperature Min-40°C
                                                                                                  Operating Temperature Max105°C
                                                                                                  Product RangeHLSR-SM/SP33 Series
                                                                                                  SVHCNo SVHC (27-Jun-2024)

                                                                                                  Product Overview

                                                                                                  HLSR 20-SM/SP33 is a HLSR-SM/SP33 series current transducer for the electronic measurement of currents: DC, AC, pulsed with galvanic separation between the primary and the secondary circuit. Typical applications include AC variable speed and servo motor drives, static converters for DC motor drives, battery supplied applications, Uninterruptible Power Supplies (UPS), Switched Mode Power Supplies (SMPS) and power supplies for welding applications, combiner box, MPPT.

                                                                                                  • EN 50178: 1997, IEC 61010-1: 2010, IEC 61326-1: 2012, UL 508: 2010 standards
                                                                                                  • Open loop multi-range current transducer, voltage output
                                                                                                  • Galvanic separation between primary and secondary, low power consumption
                                                                                                  • Compact design for surface mount PCB mounting
                                                                                                  • Factory calibrated, high bandwidth, very low loss magnetic core
                                                                                                  • Single supply +3.3V, extremely low profile: h = 12mm
                                                                                                  • Low foot-print, low offset drift, over-drivable Uref
                                                                                                  • Primary nominal RMS current is 20A typ at TA = 25°C, UC = +3.3V, RL = 10kohm
                                                                                                  • Current consumption is 19mA typ at TA = 25°C, UC = +3.3V, RL = 10kohm
                                                                                                  • Ambient operating temperature range from -40 to 105°C

                                                                                                  Technical Specifications

                                                                                                  Sensor Output Type

                                                                                                  Voltage

                                                                                                  Supply Voltage DC Min

                                                                                                  3.135V

                                                                                                  Supply Voltage DC Max

                                                                                                  3.465V

                                                                                                  Current Measuring Range DC

                                                                                                  -50A to 50A

                                                                                                  Current Sensor Technology

                                                                                                  Open Loop, Hall Effect

                                                                                                  Primary Current

                                                                                                  20A

                                                                                                  Accuracy

                                                                                                  1%

                                                                                                  Operating Temperature Min

                                                                                                  -40°C

                                                                                                  Product Range

                                                                                                  HLSR-SM/SP33 Series

                                                                                                  Supply Voltage Range

                                                                                                  3.135V to 3.465V

                                                                                                  Measured Current

                                                                                                  AC / DC / Pulsed

                                                                                                  Accuracy

                                                                                                  ± 1%

                                                                                                  Current Measuring Range AC

                                                                                                  -50A to 50A

                                                                                                  Response Time

                                                                                                  2.5µs

                                                                                                  Secondary Signal Type

                                                                                                  1.65V

                                                                                                  Sensor Mounting

                                                                                                  Surface Mount

                                                                                                  Operating Temperature Max

                                                                                                  105°C

                                                                                                  SVHC

                                                                                                  No SVHC (27-Jun-2024)

                                                                                                  Technical Docs (3)

                                                                                                  CAD Multiple Formats EN

                                                                                                  Technical Data Sheet EN

                                                                                                  Product Change Notice EN

                                                                                                  Legislation and Environmental

                                                                                                  Country of Origin:
                                                                                                  Country in which last significant manufacturing process was carried outCountry of Origin:
                                                                                                  Switzerland
                                                                                                  Country in which last significant manufacturing process was carried out
                                                                                                  Tariff No:90303370
                                                                                                  US ECCN:EAR99
                                                                                                  EU ECCN:NLR
                                                                                                  RoHS Compliant:Yes

                                                                                                  RoHS

                                                                                                  RoHS Phthalates Compliant:Yes

                                                                                                  RoHS

                                                                                                  SVHC:No SVHC (27-Jun-2024)
                                                                                                  Download Product Compliance Certificate

                                                                                                  Product Compliance Certificate

                                                                                                  Weight (kg):.005
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