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Open loop multi-range current transducer
| Primary Current, Measuring Range | −200 ... 200 A |
| Nominal Sensitivity | 0.2 %/A |
| Electrical Offset Current | −0.5 ... 0.5 A |
| OCD Detection Threshold (peak) | 2.67 ... 3.27 × IPN (peak) |
| Isolation Test Voltage | 4.3 kV |
| Operating Temperature Range | −40 ... 105 °C |
UNVERIFIED.
The HO 80-NPW-0000 is an open loop current transducer from LEM for the electronic measurement of current: DC, AC, pulsed..., with galvanic isolation.
Typical applications include UNVERIFIED.
Key characteristics from the official datasheet: linearity error ± 0.5 %; operating temperature −40 … 105 °C.
| General Information | |
|---|---|
| Manufacturer | LEM |
| Product Series | HO |
| Product Reference | HO 80-NPW-0000 |
| Primary Nominal Current | 80 A |
| Supply Voltage | 4.5 ... 5.5 V |
| Measurement | current: DC, AC, pulsed... |
| Mounting | PCB Mount |
| Application Domain | Industrial |
| Electrical Data — HO 80-NPW-0000 | |
|---|---|
| Primary Nominal RMS Current (IPN) | 80 A |
| Primary Current, Measuring Range (IPM) | −200 ... 200 A |
| Number of Primary Turns (NP) | 1, 2, 4 |
| Primary Jumper Resistance @ 25 °C (RP) | 0.09 mΩ |
| Primary Jumper Resistance @ 120 °C (RP) | 0.12 mΩ @ 120 °C |
| Supply Voltage (UC) | 4.5 ... 5.5 V |
| Current Consumption (IC) | 24 ... 31 mA |
| Density of Ones @ IP = 0 A (Dout) | 50 % |
| Density of Ones @ ±IPN (Dout) | 50 ±16 % |
| Density of Ones @ ±IPM (Dout) | 50 ±40 % |
| Allowed Load Capacitance (CL) | 0 ... 30 pF |
| OCD Output On Resistance (Ron OCD) | 60 ... 170 Ω |
| OCD Detection Hold Time (thold) | 0.8 ... 1.7 ms |
| Electrical Offset for PDM Output @ IP = 0 A (DO E) | −0.1 ... 0.1 % |
| Electrical Offset Current referred to primary (IO E) | −0.5 ... 0.5 A |
| Nominal Sensitivity (SN) | 0.2 %/A |
| Accuracy & Dynamic Performance | |
|---|---|
| Sum of Sensitivity and Linearity @ IPN | −1.25 ... 1.25 % of IPN |
| Sum of Sensitivity and Linearity @ IPN @ TA = +85 °C | −3.28 ... 3.28 % of IPN |
| Sum of Sensitivity and Linearity @ IPN @ TA = +105 °C | −3.95 ... 3.95 % of IPN |
| Sensitivity Error @ IPN (εS) | −0.75 ... 0.75 % |
| Temperature Coefficient of S (TCS) | −250 ... 250 ppm/K |
| Linearity Error 0 .. IPN (εL) | −0.5 ... 0.5 % of IPN |
| Linearity Error 0 .. IPM (εL) | −0.5 ... 0.5 % of IPM |
| Temperature Coefficient of IO E (TCIOE) | −7 ... 7 mA/K |
| Magnetic Offset Current @ 10 × IPN (IOM) | −0.8 ... 0.8 A |
| Primary Current Detection Threshold (OCD, peak) | 2.67 ... 3.27 × IPN (peak) |
| Insulation Coordination | |
|---|---|
| RMS Voltage for AC Insulation Test (50 Hz, 1 min) Ud | 4.3 kV |
| Impulse Withstand Voltage (1.2/50 µs) UNi | 8 kV |
| Partial Discharge Test Voltage (q < 10 pC) Um t | 1500 V |
| Creepage Distance (dCp) | > 8 mm |
| Clearance (dCI) | > 8 mm |
| Case Material | V0 according to UL 94 |
| Comparative Tracking Index (CTI) | 600 |
| Environmental & Mechanical Characteristics | |
|---|---|
| Ambient Operating Temperature (TA) | −40 ... 105 °C |
| Ambient Storage Temperature (TA st) | −40 ... 105 °C |
| Mass (m) | 31 g |
| Standards & Certifications | |
|---|---|
| IEC 61800-2 | 2015 |
| IEC 61800-3 | 2017 |
| IEC 61800-5-1 | 2007 |
| UL 508 | 2013 |
Note: Specifications are taken from the official HO 80-NPW-0000 datasheet. Parameters that could not be confirmed from the datasheet are marked UNVERIFIED.
Official technical documentation for the HO 80-NPW-0000.
Outline dimensions, pin layout and connection diagrams of the HO 80-NPW-0000 are shown below.
| Outline Dimensions & Mechanical Data | |
|---|---|
| Mass | 31 g |
| Case Material | V0 according to UL 94 |
Note: All dimensions are in millimetres. Refer to the official datasheet for the complete dimension drawing.
Typical applications of the HO 80-NPW-0000.
The characteristic curves of the HO 80-NPW-0000 from the official datasheet are shown below.
| Accuracy & Dynamic Characteristics | |
|---|---|
| Nominal Sensitivity (SN) | 0.2 %/A |
| Sum of Sensitivity and Linearity @ IPN | −1.25 ... 1.25 % of IPN |
| Sum of Sensitivity and Linearity @ IPN @ TA = +85 °C | −3.28 ... 3.28 % of IPN |
| Sum of Sensitivity and Linearity @ IPN @ TA = +105 °C | −3.95 ... 3.95 % of IPN |
| Sensitivity Error @ IPN (εS) | −0.75 ... 0.75 % |
| Temperature Coefficient of S (TCS) | −250 ... 250 ppm/K |
| Linearity Error 0 .. IPN (εL) | −0.5 ... 0.5 % of IPN |
| Linearity Error 0 .. IPM (εL) | −0.5 ... 0.5 % of IPM |
| Temperature Coefficient of IO E (TCIOE) | −7 ... 7 mA/K |
Note: Refer to the datasheet for the complete set of characteristic curves.
Other models of the HO Series share the same measurement principle, mounting concept and output interface family.
